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at March 24, 2010 12:37 by Tate
Initial Code
<?php
/**
* word-sensitive substring function with html tags awareness
* @param text The text to cut
* @param len The maximum length of the cut string
* @returns string
**/
function substrws( $text, $len=180 ) {
if( (strlen($text) > $len) ) {
$whitespaceposition = strpos($text," ",$len)-1;
if( $whitespaceposition > 0 )
$text = substr($text, 0, ($whitespaceposition+1));
// close unclosed html tags
if( preg_match_all("|<([a-zA-Z]+)>|",$text,$aBuffer) ) {
if( !empty($aBuffer[1]) ) {
preg_match_all("|</([a-zA-Z]+)>|",$text,$aBuffer2);
if( count($aBuffer[1]) != count($aBuffer2[1]) ) {
foreach( $aBuffer[1] as $index => $tag ) {
if( empty($aBuffer2[1][$index]) || $aBuffer2[1][$index] != $tag)
$text .= '</'.$tag.'>';
}
}
}
}
}
return $text;
}
?>
Initial URL
Initial Description
Initial Title
Word Sensative substr function
Initial Tags
Initial Language
PHP