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<?php function txt2link($text){ // force http: on www. $text = preg_replace( "www\.", "http://www.", $text ); // eliminate duplicates after force $text = preg_replace( "http://http://www\.", "http://www.", $text ); $text = preg_replace( "https://http://www\.", "https://www.", $text ); // The Regular Expression filter $reg_exUrl = "/(http|https|ftp|ftps)\:\/\/[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(\/\S*)?/"; // Check if there is a url in the text if(preg_match($reg_exUrl, $text, $url)) { // make the urls hyper links $text = preg_replace($reg_exUrl, '<a href="'.$url[0].'" rel="nofollow">'.$url[0].'</a>', $text); } // if no urls in the text just return the text return ($text); } echo txt2link('http://www.snoodo.com');
Output for git.master, git.master_jit, rfc.property-hooks
Warning: preg_replace(): Delimiter must not be alphanumeric, backslash, or NUL in /in/3l3gB on line 4 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/3l3gB on line 6 Warning: preg_replace(): Delimiter must not be alphanumeric, backslash, or NUL in /in/3l3gB on line 6 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/3l3gB on line 7 Warning: preg_replace(): Delimiter must not be alphanumeric, backslash, or NUL in /in/3l3gB on line 7 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/3l3gB on line 12

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