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<link title="CCKTree" rel="Chapter" href="CCKTree.html">
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<link title="CCLazy_list" rel="Chapter" href="CCLazy_list.html">
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<link title="CCMixtbl" rel="Chapter" href="CCMixtbl.html">
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<link title="CCPersistentArray" rel="Chapter" href="CCPersistentArray.html">
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<link title="CCMixset" rel="Chapter" href="CCMixset.html">
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<link title="CCGraph" rel="Chapter" href="CCGraph.html">
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<link title="CCHet" rel="Chapter" href="CCHet.html">
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<link title="CCZipper" rel="Chapter" href="CCZipper.html">
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<link title="CCSexp_lex" rel="Chapter" href="CCSexp_lex.html"><link title="Arrays" rel="Section" href="#2_Arrays">
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<title>Containers doc : CCArray</title>
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<h1>Module <a href="type_CCArray.html">CCArray</a></h1>
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<pre><span class="keyword">module</span> CCArray: <code class="code"><span class="keyword">sig</span></code> <a href="CCArray.html">..</a> <code class="code"><span class="keyword">end</span></code></pre><div class="info module top">
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<h1 id="1_Arrayutils">Array utils</h1><br>
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</div>
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<hr width="100%">
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<pre><span id="TYPEsequence"><span class="keyword">type</span> <code class="type">'a</code> sequence</span> = <code class="type">('a -> unit) -> unit</code> </pre>
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<pre><span id="TYPEklist"><span class="keyword">type</span> <code class="type">'a</code> klist</span> = <code class="type">unit -> [ `Cons of 'a * 'a <a href="CCArray.html#TYPEklist">klist</a> | `Nil ]</code> </pre>
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<pre><span id="TYPEgen"><span class="keyword">type</span> <code class="type">'a</code> gen</span> = <code class="type">unit -> 'a option</code> </pre>
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<pre><span id="TYPEequal"><span class="keyword">type</span> <code class="type">'a</code> equal</span> = <code class="type">'a -> 'a -> bool</code> </pre>
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<pre><span id="TYPEord"><span class="keyword">type</span> <code class="type">'a</code> ord</span> = <code class="type">'a -> 'a -> int</code> </pre>
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<pre><span id="TYPErandom_gen"><span class="keyword">type</span> <code class="type">'a</code> random_gen</span> = <code class="type">Random.State.t -> 'a</code> </pre>
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<pre><span id="TYPEprinter"><span class="keyword">type</span> <code class="type">'a</code> printer</span> = <code class="type">Format.formatter -> 'a -> unit</code> </pre>
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<br>
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<h2 id="2_Arrays">Arrays</h2><br>
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<pre><span id="TYPEt"><span class="keyword">type</span> <code class="type">'a</code> t</span> = <code class="type">'a array</code> </pre>
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<pre><span id="VALempty"><span class="keyword">val</span> empty</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a></code></pre>
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<pre><span id="VALequal"><span class="keyword">val</span> equal</span> : <code class="type">'a <a href="CCArray.html#TYPEequal">equal</a> -> 'a <a href="CCArray.html#TYPEt">t</a> <a href="CCArray.html#TYPEequal">equal</a></code></pre>
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<pre><span id="VALcompare"><span class="keyword">val</span> compare</span> : <code class="type">'a <a href="CCArray.html#TYPEord">ord</a> -> 'a <a href="CCArray.html#TYPEt">t</a> <a href="CCArray.html#TYPEord">ord</a></code></pre>
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<pre><span id="VALget"><span class="keyword">val</span> get</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> int -> 'a</code></pre>
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<pre><span id="VALget_safe"><span class="keyword">val</span> get_safe</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> int -> 'a option</code></pre><div class="info ">
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<code class="code">get_safe a i</code> returns <code class="code"><span class="constructor">Some</span> a.(i)</code> if <code class="code">i</code> is a valid index<br>
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<b>Since</b> 0.18<br>
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</div>
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<pre><span id="VALset"><span class="keyword">val</span> set</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> int -> 'a -> unit</code></pre>
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<pre><span id="VALlength"><span class="keyword">val</span> length</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> int</code></pre>
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<pre><span id="VALfold"><span class="keyword">val</span> fold</span> : <code class="type">('a -> 'b -> 'a) -> 'a -> 'b <a href="CCArray.html#TYPEt">t</a> -> 'a</code></pre>
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<pre><span id="VALfoldi"><span class="keyword">val</span> foldi</span> : <code class="type">('a -> int -> 'b -> 'a) -> 'a -> 'b <a href="CCArray.html#TYPEt">t</a> -> 'a</code></pre><div class="info ">
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Fold left on array, with index<br>
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</div>
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<pre><span id="VALfold_while"><span class="keyword">val</span> fold_while</span> : <code class="type">('a -> 'b -> 'a * [ `Continue | `Stop ]) -> 'a -> 'b <a href="CCArray.html#TYPEt">t</a> -> 'a</code></pre><div class="info ">
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Fold left on array until a stop condition via <code class="code">(<span class="keywordsign">'</span>a, <span class="keywordsign">`</span><span class="constructor">Stop</span>)</code> is
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indicated by the accumulator<br>
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<b>Since</b> 0.8<br>
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</div>
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<pre><span id="VALiter"><span class="keyword">val</span> iter</span> : <code class="type">('a -> unit) -> 'a <a href="CCArray.html#TYPEt">t</a> -> unit</code></pre>
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<pre><span id="VALiteri"><span class="keyword">val</span> iteri</span> : <code class="type">(int -> 'a -> unit) -> 'a <a href="CCArray.html#TYPEt">t</a> -> unit</code></pre>
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<pre><span id="VALblit"><span class="keyword">val</span> blit</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> int -> 'a <a href="CCArray.html#TYPEt">t</a> -> int -> int -> unit</code></pre><div class="info ">
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<code class="code">blit from i into j len</code> copies <code class="code">len</code> elements from the first array
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to the second. See <code class="code"><span class="constructor">Array</span>.blit</code>.<br>
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</div>
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<pre><span id="VALreverse_in_place"><span class="keyword">val</span> reverse_in_place</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> unit</code></pre><div class="info ">
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Reverse the array in place<br>
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</div>
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<pre><span id="VALsorted"><span class="keyword">val</span> sorted</span> : <code class="type">('a -> 'a -> int) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'a array</code></pre><div class="info ">
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<code class="code">sorted cmp a</code> makes a copy of <code class="code">a</code> and sorts it with <code class="code">cmp</code>.<br>
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<b>Since</b> 1.0<br>
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</div>
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<pre><span id="VALsort_indices"><span class="keyword">val</span> sort_indices</span> : <code class="type">('a -> 'a -> int) -> 'a <a href="CCArray.html#TYPEt">t</a> -> int array</code></pre><div class="info ">
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<code class="code">sort_indices cmp a</code> returns a new array <code class="code">b</code>, with the same length as <code class="code">a</code>,
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such that <code class="code">b.(i)</code> is the index of the <code class="code">i</code>-th element of <code class="code">a</code> in <code class="code">sort cmp a</code>.
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In other words, <code class="code">map (<span class="keyword">fun</span> i <span class="keywordsign">-></span> a.(i)) (sort_indices a) = sorted cmp a</code>.
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<code class="code">a</code> is not modified.<br>
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<b>Since</b> 1.0<br>
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</div>
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<pre><span id="VALsort_ranking"><span class="keyword">val</span> sort_ranking</span> : <code class="type">('a -> 'a -> int) -> 'a <a href="CCArray.html#TYPEt">t</a> -> int array</code></pre><div class="info ">
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<code class="code">sort_ranking cmp a</code> returns a new array <code class="code">b</code>, with the same length as <code class="code">a</code>,
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such that <code class="code">b.(i)</code> is the position in <code class="code">sorted cmp a</code> of the <code class="code">i</code>-th
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element of <code class="code">a</code>.
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<code class="code">a</code> is not modified.
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<p>
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In other words, <code class="code">map (<span class="keyword">fun</span> i <span class="keywordsign">-></span> (sorted cmp a).(i)) (sort_ranking cmp a) = a</code>.
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<p>
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Without duplicates, we also have
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<code class="code">lookup_exn a.(i) (sorted a) = (sorted_ranking a).(i)</code><br>
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<b>Since</b> 1.0<br>
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</div>
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<pre><span id="VALfind"><span class="keyword">val</span> find</span> : <code class="type">('a -> 'b option) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b option</code></pre><div class="info ">
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<code class="code">find f a</code> returns <code class="code"><span class="constructor">Some</span> y</code> if there is an element <code class="code">x</code> such
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that <code class="code">f x = <span class="constructor">Some</span> y</code>, else it returns <code class="code"><span class="constructor">None</span></code><br>
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</div>
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<pre><span id="VALfindi"><span class="keyword">val</span> findi</span> : <code class="type">(int -> 'a -> 'b option) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b option</code></pre><div class="info ">
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Like <a href="CCArray.html#VALfind"><code class="code"><span class="constructor">CCArray</span>.find</code></a>, but also pass the index to the predicate function.<br>
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<b>Since</b> 0.3.4<br>
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</div>
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<pre><span id="VALfind_idx"><span class="keyword">val</span> find_idx</span> : <code class="type">('a -> bool) -> 'a <a href="CCArray.html#TYPEt">t</a> -> (int * 'a) option</code></pre><div class="info ">
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<code class="code">find_idx p x</code> returns <code class="code"><span class="constructor">Some</span> (i,x)</code> where <code class="code">x</code> is the <code class="code">i</code>-th element of <code class="code">l</code>,
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and <code class="code">p x</code> holds. Otherwise returns <code class="code"><span class="constructor">None</span></code><br>
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<b>Since</b> 0.3.4<br>
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</div>
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<pre><span id="VALlookup"><span class="keyword">val</span> lookup</span> : <code class="type">?cmp:'a <a href="CCArray.html#TYPEord">ord</a> -> 'a -> 'a <a href="CCArray.html#TYPEt">t</a> -> int option</code></pre><div class="info ">
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Lookup the index of some value in a sorted array.<br>
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<b>Returns</b> <code class="code"><span class="constructor">None</span></code> if the key is not present, or
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<code class="code"><span class="constructor">Some</span> i</code> (<code class="code">i</code> the index of the key) otherwise<br>
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</div>
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<pre><span id="VALlookup_exn"><span class="keyword">val</span> lookup_exn</span> : <code class="type">?cmp:'a <a href="CCArray.html#TYPEord">ord</a> -> 'a -> 'a <a href="CCArray.html#TYPEt">t</a> -> int</code></pre><div class="info ">
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Same as <a href="CCArray.html#VALlookup_exn"><code class="code"><span class="constructor">CCArray</span>.lookup_exn</code></a>, but<br>
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<b>Raises</b> <code>Not_found</code> if the key is not present<br>
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</div>
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<pre><span id="VALbsearch"><span class="keyword">val</span> bsearch</span> : <code class="type">?cmp:('a -> 'a -> int) -><br> 'a -><br> 'a <a href="CCArray.html#TYPEt">t</a> -><br> [ `All_bigger | `All_lower | `At of int | `Empty | `Just_after of int ]</code></pre><div class="info ">
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<code class="code">bsearch ?cmp x arr</code> finds the index of the object <code class="code">x</code> in the array <code class="code">arr</code>,
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provided <code class="code">arr</code> is <b>sorted</b> using <code class="code">cmp</code>. If the array is not sorted,
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the result is not specified (may raise Invalid_argument).
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<p>
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Complexity: O(log n) where n is the length of the array
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(dichotomic search).<br>
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<b>Since</b> 0.13<br>
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<b>Raises</b> <code>Invalid_argument</code> if the array is found to be unsorted w.r.t <code class="code">cmp</code><br>
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<b>Returns</b> - <code class="code"><span class="keywordsign">`</span><span class="constructor">At</span> i</code> if <code class="code">cmp arr.(i) x = 0</code> (for some i)<ul>
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<li><code class="code"><span class="keywordsign">`</span><span class="constructor">All_lower</span></code> if all elements of <code class="code">arr</code> are lower than <code class="code">x</code></li>
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<li><code class="code"><span class="keywordsign">`</span><span class="constructor">All_bigger</span></code> if all elements of <code class="code">arr</code> are bigger than <code class="code">x</code></li>
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<li><code class="code"><span class="keywordsign">`</span><span class="constructor">Just_after</span> i</code> if <code class="code">arr.(i) < x < arr.(i+1)</code></li>
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<li><code class="code"><span class="keywordsign">`</span><span class="constructor">Empty</span></code> if the array is empty</li>
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</ul>
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<br>
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</div>
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<pre><span id="VALfor_all"><span class="keyword">val</span> for_all</span> : <code class="type">('a -> bool) -> 'a <a href="CCArray.html#TYPEt">t</a> -> bool</code></pre>
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<pre><span id="VALfor_all2"><span class="keyword">val</span> for_all2</span> : <code class="type">('a -> 'b -> bool) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b <a href="CCArray.html#TYPEt">t</a> -> bool</code></pre><div class="info ">
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Forall on pairs of arrays.<br>
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<b>Since</b> 0.20<br>
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<b>Raises</b> <code>Invalid_argument</code> if they have distinct lengths
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allow different types<br>
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</div>
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<pre><span id="VALexists"><span class="keyword">val</span> exists</span> : <code class="type">('a -> bool) -> 'a <a href="CCArray.html#TYPEt">t</a> -> bool</code></pre>
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<pre><span id="VALexists2"><span class="keyword">val</span> exists2</span> : <code class="type">('a -> 'b -> bool) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b <a href="CCArray.html#TYPEt">t</a> -> bool</code></pre><div class="info ">
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Exists on pairs of arrays.<br>
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<b>Since</b> 0.20<br>
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<b>Raises</b> <code>Invalid_argument</code> if they have distinct lengths
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allow different types<br>
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</div>
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<pre><span id="VALfold2"><span class="keyword">val</span> fold2</span> : <code class="type">('acc -> 'a -> 'b -> 'acc) -> 'acc -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b <a href="CCArray.html#TYPEt">t</a> -> 'acc</code></pre><div class="info ">
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Fold on two arrays stepwise.<br>
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<b>Since</b> 0.20<br>
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<b>Raises</b> <code>Invalid_argument</code> if they have distinct lengths<br>
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</div>
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<pre><span id="VALiter2"><span class="keyword">val</span> iter2</span> : <code class="type">('a -> 'b -> unit) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b <a href="CCArray.html#TYPEt">t</a> -> unit</code></pre><div class="info ">
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Iterate on two arrays stepwise.<br>
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<b>Since</b> 0.20<br>
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<b>Raises</b> <code>Invalid_argument</code> if they have distinct lengths<br>
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</div>
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<pre><span id="VALshuffle"><span class="keyword">val</span> shuffle</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> unit</code></pre><div class="info ">
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Shuffle randomly the array, in place<br>
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</div>
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<pre><span id="VALshuffle_with"><span class="keyword">val</span> shuffle_with</span> : <code class="type">Random.State.t -> 'a <a href="CCArray.html#TYPEt">t</a> -> unit</code></pre><div class="info ">
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Like shuffle but using a specialized random state<br>
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</div>
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<pre><span id="VALrandom_choose"><span class="keyword">val</span> random_choose</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> 'a <a href="CCArray.html#TYPErandom_gen">random_gen</a></code></pre><div class="info ">
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|
Choose an element randomly.<br>
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<b>Raises</b> <code>Not_found</code> if the array/slice is empty<br>
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</div>
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<pre><span id="VALto_seq"><span class="keyword">val</span> to_seq</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> 'a <a href="CCArray.html#TYPEsequence">sequence</a></code></pre>
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<pre><span id="VALto_gen"><span class="keyword">val</span> to_gen</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> 'a <a href="CCArray.html#TYPEgen">gen</a></code></pre>
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<pre><span id="VALto_klist"><span class="keyword">val</span> to_klist</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> 'a <a href="CCArray.html#TYPEklist">klist</a></code></pre><br>
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<h2 id="2_IO">IO</h2><br>
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<pre><span id="VALpp"><span class="keyword">val</span> pp</span> : <code class="type">?sep:string -> 'a <a href="CCArray.html#TYPEprinter">printer</a> -> 'a <a href="CCArray.html#TYPEt">t</a> <a href="CCArray.html#TYPEprinter">printer</a></code></pre><div class="info ">
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Print an array of items with printing function<br>
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</div>
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<pre><span id="VALpp_i"><span class="keyword">val</span> pp_i</span> : <code class="type">?sep:string -> (int -> 'a <a href="CCArray.html#TYPEprinter">printer</a>) -> 'a <a href="CCArray.html#TYPEt">t</a> <a href="CCArray.html#TYPEprinter">printer</a></code></pre><div class="info ">
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Print an array, giving the printing function both index and item<br>
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</div>
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<pre><span id="VALmap"><span class="keyword">val</span> map</span> : <code class="type">('a -> 'b) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b <a href="CCArray.html#TYPEt">t</a></code></pre>
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<pre><span id="VALmap2"><span class="keyword">val</span> map2</span> : <code class="type">('a -> 'b -> 'c) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b <a href="CCArray.html#TYPEt">t</a> -> 'c <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Map on two arrays stepwise.<br>
|
|
<b>Since</b> 0.20<br>
|
|
<b>Raises</b> <code>Invalid_argument</code> if they have distinct lengths<br>
|
|
</div>
|
|
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<pre><span id="VALrev"><span class="keyword">val</span> rev</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> 'a <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Copy + reverse in place<br>
|
|
<b>Since</b> 0.20<br>
|
|
</div>
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<pre><span id="VALfilter"><span class="keyword">val</span> filter</span> : <code class="type">('a -> bool) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'a <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Filter elements out of the array. Only the elements satisfying
|
|
the given predicate will be kept.<br>
|
|
</div>
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<pre><span id="VALfilter_map"><span class="keyword">val</span> filter_map</span> : <code class="type">('a -> 'b option) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Map each element into another value, or discard it<br>
|
|
</div>
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|
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<pre><span id="VALflat_map"><span class="keyword">val</span> flat_map</span> : <code class="type">('a -> 'b <a href="CCArray.html#TYPEt">t</a>) -> 'a <a href="CCArray.html#TYPEt">t</a> -> 'b array</code></pre><div class="info ">
|
|
Transform each element into an array, then flatten<br>
|
|
</div>
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<pre><span id="VAL(>>=)"><span class="keyword">val</span> (>>=)</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> ('a -> 'b <a href="CCArray.html#TYPEt">t</a>) -> 'b <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Infix version of <a href="CCArray.html#VALflat_map"><code class="code"><span class="constructor">CCArray</span>.flat_map</code></a><br>
|
|
</div>
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<pre><span id="VAL(>>|)"><span class="keyword">val</span> (>>|)</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> ('a -> 'b) -> 'b <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Infix version of <a href="CCArray.html#VALmap"><code class="code"><span class="constructor">CCArray</span>.map</code></a><br>
|
|
<b>Since</b> 0.8<br>
|
|
</div>
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|
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|
<pre><span id="VAL(>|=)"><span class="keyword">val</span> (>|=)</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> ('a -> 'b) -> 'b <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Infix version of <a href="CCArray.html#VALmap"><code class="code"><span class="constructor">CCArray</span>.map</code></a><br>
|
|
<b>Since</b> 0.8<br>
|
|
</div>
|
|
|
|
<pre><span id="VALexcept_idx"><span class="keyword">val</span> except_idx</span> : <code class="type">'a <a href="CCArray.html#TYPEt">t</a> -> int -> 'a list</code></pre><div class="info ">
|
|
Remove given index, obtaining the list of the other elements<br>
|
|
</div>
|
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<pre><span id="VAL(--)"><span class="keyword">val</span> (--)</span> : <code class="type">int -> int -> int <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Range array<br>
|
|
</div>
|
|
|
|
<pre><span id="VAL(--^)"><span class="keyword">val</span> (--^)</span> : <code class="type">int -> int -> int <a href="CCArray.html#TYPEt">t</a></code></pre><div class="info ">
|
|
Range array, excluding right bound<br>
|
|
<b>Since</b> 0.17<br>
|
|
</div>
|
|
|
|
<pre><span id="VALrandom"><span class="keyword">val</span> random</span> : <code class="type">'a <a href="CCArray.html#TYPErandom_gen">random_gen</a> -> 'a <a href="CCArray.html#TYPEt">t</a> <a href="CCArray.html#TYPErandom_gen">random_gen</a></code></pre>
|
|
<pre><span id="VALrandom_non_empty"><span class="keyword">val</span> random_non_empty</span> : <code class="type">'a <a href="CCArray.html#TYPErandom_gen">random_gen</a> -> 'a <a href="CCArray.html#TYPEt">t</a> <a href="CCArray.html#TYPErandom_gen">random_gen</a></code></pre>
|
|
<pre><span id="VALrandom_len"><span class="keyword">val</span> random_len</span> : <code class="type">int -> 'a <a href="CCArray.html#TYPErandom_gen">random_gen</a> -> 'a <a href="CCArray.html#TYPEt">t</a> <a href="CCArray.html#TYPErandom_gen">random_gen</a></code></pre><br>
|
|
<h2 id="2_GenericFunctions">Generic Functions</h2><br>
|
|
|
|
<pre><span class="keyword">module type</span> <a href="CCArray.MONO_ARRAY.html">MONO_ARRAY</a> = <code class="code"><span class="keyword">sig</span></code> <a href="CCArray.MONO_ARRAY.html">..</a> <code class="code"><span class="keyword">end</span></code></pre>
|
|
<pre><span id="VALsort_generic"><span class="keyword">val</span> sort_generic</span> : <code class="type">(module CCArray.MONO_ARRAY with type elt = 'elt and type t = 'arr) -><br> ?cmp:('elt -> 'elt -> int) -> 'arr -> unit</code></pre><div class="info ">
|
|
Sort the array, without allocating (eats stack space though). Performance
|
|
might be lower than <code class="code"><span class="constructor">Array</span>.sort</code>.<br>
|
|
<b>Since</b> 0.14<br>
|
|
</div>
|
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</body></html> |