Prototype - $w() 方法

$w() 函数将字符串拆分为数组，将所有空格视为分隔符。

语法

$w(String);

返回值

字符串数组。

示例

<html>
   <head>
      <title>Prototype examples</title>
      <script type = "text/javascript" src = "/javascript/prototype.js"></script>
      
      <script>
         function ShowValues() {
            var str = "Apples Bananas Kiwis";
            
            // 将字符串转换为数组
            var arr = $w(str);
            arr.each(function(value) {
               alert(value);
            });
         }
      </script>
   </head>

   <body>
      <p>Click "Show Value" button to see the result</p>
      
      <form>
         <input type = "button" value = "Show Value" onclick = "ShowValues();"/>
      </form>
      
   </body>
</html>

输出

prototype_utility_methods.html