http://snippets.dzone.com/posts Thu, 28 Aug 2008 23:30:03 GMT DZone Snippets: strings code http://snippets.dzone.com/posts/show/3512 <code>dynamic class _String { <br /> // Replace a string or substrings within a string <br /> static function Replace (the_String, search_String, replace_String, occurrences, backward) { <br /> if (search_String == replace_String) return the_String; <br /> var found = 0; <br /> if (backward == true) { <br /> var pos = the_String.lastIndexOf(search_String); <br /> while (pos>= 0) { <br /> found++; <br /> var start_String = the_String.substr(0, pos); <br /> var end_String = the_String.substr(pos + search_String.length); <br /> the_String = start_String + replace_String + end_String; <br /> pos = the_String.lastIndexOf(search_String, start_String.length); <br /> if (found == occurrences) pos = -1; <br /> } <br /> } <br /> else { <br /> var pos = the_String.indexOf(search_String); <br /> while (pos>= 0) { <br /> found++; <br /> var start_String = the_String.substr(0, pos); <br /> var end_String = the_String.substr(pos + search_String.length); <br /> the_String = start_String + replace_String + end_String; <br /> pos = the_String.indexOf(search_String, pos + replace_String.length); <br /> if (found == occurrences) pos = -1; <br /> } <br /> } <br /> <br /> return the_String; <br /> } <br /> <br /> // Convert delimited (comma by default) String to an Array <br /> static function toArray(string, separator:String) { <br /> var list = new Array(); <br /> if (typeof(string) == "string"){ <br /> if (separator == undefined) separator = ","; <br /> if (string == null) return false; <br /> var currentStringPosition = 0; <br /> while (currentStringPosition<string.length) { <br /> var nextIndex = string.indexOf(separator, currentStringPosition); <br /> if (nextIndex == -1) break; <br /> var word = string.slice(currentStringPosition, nextIndex); <br /> list.push(word); <br /> currentStringPosition = nextIndex+1; <br /> } <br /> if (list.length<1) list.push(string); <br /> else list.push(string.slice(currentStringPosition, string.length)); <br /> } else { <br /> list.push(string); <br /> } <br /> return list; <br /> } <br />}</code> Tue, 13 Feb 2007 19:19:55 GMT http://snippets.dzone.com/posts/show/3512 bgidge (Bryan Gidge)