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<?xml version="1.0" encoding="utf-8"?>

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<!-- $Revision$ -->

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<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.ltrim">

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<refentry xml:id="function.ltrim" xmlns="http://docbook.org/ns/docbook">

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<refnamediv>

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<refname>ltrim</refname>

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<refpurpose>Strip whitespace (or other characters) from the beginning of a string</refpurpose>

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&reftitle.description;

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<methodsynopsis>

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<type>string</type><methodname>ltrim</methodname>

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<methodparam><type>string</type><parameter>str</parameter></methodparam>

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<methodparam choice="opt"><type>string</type><parameter>character_mask</parameter></methodparam>

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<methodparam><type>string</type><parameter>string</parameter></methodparam>

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<methodparam choice="opt"><type>string</type><parameter>characters</parameter><initializer>" \n\r\t\v\x00"</initializer></methodparam>

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</methodsynopsis>

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<para>

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Strip whitespace (or other characters) from the beginning of a string.

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<para>

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<variablelist>

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<varlistentry>

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<term><parameter>str</parameter></term>

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<term><parameter>string</parameter></term>

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<listitem>

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<para>

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The input string.

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</listitem>

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</varlistentry>

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<varlistentry>

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<term><parameter>character_mask</parameter></term>

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<term><parameter>characters</parameter></term>

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<listitem>

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<para>

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You can also specify the characters you want to strip, by means of the

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<parameter>character_mask</parameter> parameter.

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<parameter>characters</parameter> parameter.

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Simply list all characters that you want to be stripped. With

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<literal>..</literal> you can specify a range of characters.

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</para>

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&reftitle.returnvalues;

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<para>

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This function returns a string with whitespace stripped from the

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beginning of <parameter>str</parameter>.

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beginning of <parameter>string</parameter>.

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Without the second parameter,

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<function>ltrim</function> will strip these characters:

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<!-- sorted by importance. Printed 3 times: trim, ltrim, rtrim -->

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</simpara>

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</listitem>

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<listitem>

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<simpara> <!-- not \v, since not supported by PHP -->

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"\x0B" (<acronym>ASCII</acronym> <literal>11</literal>

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<simpara>

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"\v" (<acronym>ASCII</acronym> <literal>11</literal>

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(<literal>0x0B</literal>)), a vertical tab.

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</simpara>

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</listitem>

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</refsect1>

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</refentry>

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<!-- Keep this comment at the end of the file

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Local variables:

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mode: sgml

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