Prototype - strip() 方法

此方法从字符串中删除所有前导和尾随空格。

语法

string.strip();

返回值

返回修剪后的字符串。

示例

<html>
   <head>
      <title>Prototype examples</title>
      <script type = "text/javascript" src = "/javascript/prototype.js"></script>
      
      <script>
         function showResult() {
            var str = "        Prototype JavaScript    ";
            alert ("Before strip : " + str );
            alert ("After strip : " + str.strip() );
         }
      </script>
   </head>

   <body>
      <p>单击按钮查看结果。</p>
      <br />
      <br />
      <input type = "button" value = "Result" onclick = "showResult();"/>
   </body>
</html>

输出

prototype_string_processing.html