首页javascriptselectJavascript Form - 如何在选择输入上处理onchange事件...

Javascript Form - 如何在选择输入上处理onchange事件...

我们想知道如何在选择输入上处理onchange事件。...


<html>
<body>
    <script language="JavaScript">
    function check(myForm){
       for (var i = 0; i < document.form1.myList.length; i++) {
          if (document.form1.myList.options[i].selected == true) {
             console.log("The selected text value is: " + document.form1.myList.options[i].text);
          }
       }
    }
    </script>
    <form name=form1>
        <select name="myList" multiple>
            <option value=1>One
            <option value=2>Two
            <option value=3>Three
            <option value=4>Four
        </select><P>
        <input type="button" value="Get Text Value" onClick='check(this.form)'>
    </form>
</body>
</html>