UC知道用Javascript转换大小写
来源：百度知道 编辑：UC知道 时间：2024/07/04 22:45:46
<html>
<head>
<script language="javascript">
function ch(){
document.textfield2.getElementById("textfield2").value=document.textfield.toLowerCase();
}
</script>
<title>大小写转换</title>
</head>
<body>
<form action="" method="post" name="name1">
<p>
<input type="text" name="textfield">
<input type="submit" name="Submit" value="小-大" onClick="ch()">
<input type="text" name="textfield2">
</p>
<p>
<input type="text" name="textfield3">
<input type="submit" name="Submit2" value="大-小">
<input type="text" name="textfield4">
</p>
</form>
&l
<head>
<script language="javascript">
function ch(){
document.textfield2.getElementById("textfield2").value=document.textfield.toLowerCase();
}
</script>
<title>大小写转换</title>
</head>
<body>
<form action="" method="post" name="name1">
<p>
<input type="text" name="textfield">
<input type="submit" name="Submit" value="小-大" onClick="ch()">
<input type="text" name="textfield2">
</p>
<p>
<input type="text" name="textfield3">
<input type="submit" name="Submit2" value="大-小">
<input type="text" name="textfield4">
</p>
</form>
&l
把你的代码改了下,看合不合你的要求
<html>
<head>
<script language="javascript">
function loadSome() {
var text1 = document.getElementById('textfield1');
text1.focus();
}
function toUpper() {
document.getElementById('textfield2').value = document.getElementById('textfield1').value.toUpperCase();
}
function toLower(){
document.getElementById("textfield4").value = document.getElementById("textfield3").value.toLowerCase();
}
</script>
<title>大小写转换</title>
</head>
<body onload="loadSome();">
<form action="" method="" >
<p>
<input type="text" id="textfield1">
<input type="button" name="submit" value="小-大" onclick="toUpper();">
<input type="text" id="t