tryjsref_text_focus 在线代码实例

实例代码( Tip: 登录后体验更佳 )
运行代码

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<!DOCTYPE html>
<html>
<body>
<input type="text" id="myText" value="文本域">
<p>点击按钮设置或移除以上文本域的焦点。</p>
<input type="button" onclick="getfocus()" value="获取焦点">
<input type="button" onclick="losefocus()" value="移除焦点">
<script>
function getfocus() {
    document.getElementById("myText").focus();
}
function losefocus() {
    document.getElementById("myText").blur();
}
</script>
</body>
</html>
 
 
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运行结果
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