(PHP 3, PHP 4 )

ltrim --  Strip whitespace from the beginning of a string


string ltrim ( string str [, string charlist])

Megjegyzés: The second parameter was added in PHP 4.1.0

This function returns a string with whitespace stripped from the beginning of str. Without the second parameter, ltrim() will strip these characters:

You can also specify the characters you want to strip, by means of the charlist parameter. Simply list all characters that you want to be stripped. With .. you can specify a range of characters.

Példa 1. Usage example of ltrim()


$text = "\t\tThese are a few words :) ...  ";
$trimmed = ltrim($text);
// $trimmed = "These are a few words :) ...  "
$trimmed = ltrim($text," \t.");
// $trimmed = "These are a few words :) ...  "
$clean = ltrim($binary,"\0x00..\0x1F");
// trim the ASCII control characters at the beginning of $binary 
// (from 0 to 31 inclusive)


See also trim() and rtrim().