API15:JString/strspn

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Description

UTF-8 aware alternative to strspn Find length of initial segment matching mask

Syntax

strspn($str, $mask, $start=NULL, $length=NULL)

Parameter Name	Default Value	Description
$str		the haystack
$mask		the mask
$start	NULL	start optional
$length	NULL	length optional

Defined in

libraries/joomla/utilities/string.php

Importing

jimport( 'joomla.utilities.string' );

Source Body

function strspn($str, $mask, $start = NULL, $length = NULL)
{
        jimport('phputf8.strspn');
        if ( $start === FALSE && $length === FALSE ) {
                return utf8_strspn($str, $mask);
        } else if ( $length === FALSE ) {
                return utf8_strspn($str, $mask, $start);
        } else {
                return utf8_strspn($str, $mask, $start, $length);
        }
}

Examples

<CodeExamplesForm />