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ltrim

Name

ltrim — Removes whitespace from the left end of a string.

Synopsis

string ltrim(string); string string: String to trim

Returns

String; FALSE on error

Description

ltrim() removes all whitespace from the left end of a string. The function considers the following characters to be whitespace:

Character Name	ASCII Value	PHP Character Escape Sequence
null	0	`\0`
tab	9	`\t`
newline	10	`\n`
vertical tab	11	none
carriage return	13	`\r`
space	32	none

Version

PHP 3+, PHP 4+

Example

Example 1206. Trim whitespace from the left end of a string

<?php
$string = "\t\tA red bird, ink tore thy eye.\t\t";
echo "Original string : '$string'\n",
     "ltrim()'d string: '", ltrim($string), "'";
?>

Output:Original string : '        A red bird, ink tore thy eye.        '
ltrim()'d string: 'A red bird, ink tore thy eye.        '

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PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). The authors of this book have elected not to choose any options under the OPL. This online book was obtained from http://www.fooassociates.com/phpfer/ and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.