1 <script language=javascript> 2 var s=‘jhdoiweesdds‘; 3 var n=(s.split(‘d‘)).length-1; 4 document.write(n); 5 </script>
时间: 2024-11-05 03:16:35
1 <script language=javascript> 2 var s=‘jhdoiweesdds‘; 3 var n=(s.split(‘d‘)).length-1; 4 document.write(n); 5 </script>