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binary safety
start and length optional parameters git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@161469 c90b9560-bf6c-de11-be94-00142212c4b1
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2 changed files with 27 additions and 2 deletions
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@ -1,5 +1,5 @@
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.2 $ -->
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<!-- $Revision: 1.3 $ -->
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<!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
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<refentry id="function.strcspn">
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<refnamediv>
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<type>int</type><methodname>strcspn</methodname>
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<methodparam><type>string</type><parameter>str1</parameter></methodparam>
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<methodparam><type>string</type><parameter>str2</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>start</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>length</parameter></methodparam>
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</methodsynopsis>
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<simpara>
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Returns the length of the initial segment of
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<parameter>str1</parameter> which does <emphasis>not</emphasis>
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contain any of the characters in <parameter>str2</parameter>.
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</simpara>
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<simpara>
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As of PHP 4.0B1 this function is binary safe.
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Additionally it accepts two optional integer
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parameters that can be used to define the starting position
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and the length of the string to examine.
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</simpara>
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<simpara>
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See also <function>strspn</function>.
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</simpara>
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@ -1,5 +1,5 @@
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.3 $ -->
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<!-- $Revision: 1.4 $ -->
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<!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
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<refentry id="function.strspn">
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<refnamediv>
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@ -14,6 +14,8 @@
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<type>int</type><methodname>strspn</methodname>
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<methodparam><type>string</type><parameter>str1</parameter></methodparam>
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<methodparam><type>string</type><parameter>str2</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>start</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>length</parameter></methodparam>
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</methodsynopsis>
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<simpara>
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Returns the length of the initial segment of
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@ -34,6 +36,21 @@ $var = strspn("42 is the answer, what is the question ...", "1234567890");
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will assign 2 to <varname>$var</varname>, because the string "42" will
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be the longest segment containing characters from "1234567890".
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</para>
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<para>
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As of PHP 4.0B1 this function is binary safe.
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Additionally it accepts two optional integer
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parameters that can be used to define the starting position
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and the length of the string to examine.
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<informalexample>
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<programlisting role="php">
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<![CDATA[
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<?php
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echo strspn("foo", "o", 1, 2); // 2
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?>
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]]>
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</programlisting>
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</informalexample>
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</para>
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<simpara>
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See also <function>strcspn</function>.
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</simpara>
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