prototype javascript library 1.5.1 examples

<script type="text/javascript" charset="utf-8">
 function doc (argument) {
  document.write(argument);
  document.write("<br />\n");
 }

 doc(Prototype.Version);
 doc(document.evaluate);
 doc(!!document.evaluate);

 doc(Prototype.emptyFunction);
 doc(Prototype.K('test'));

 var reg = new RegExp(Prototype.ScriptFragment);
 doc(reg);
 doc(reg.source);

 var script = '<script type="text/javascript" charset="utf-8">var x;<\/script>';

 var rs = reg.exec(script);
 doc(rs.length);
</script>