在文本内输入字,在另一个div(span)中同步出现,如何实现?
如题,最好有实例,谢谢了。
[解决办法]
<!DOCTYPE HTML><html> <head> <meta charset="gb2312" /> <title></title> <style> body {font-size:12px;} </style> </head> <body> <input id="text" /> <div id="div"></div> <script> function $(el){ return typeof el == 'string' ? document.getElementById(el) : el; } $('text').onkeyup = function(){ $('div').innerHTML = this.value; } </script> </body></html>
[解决办法]
<input id='i'/><div id='d' style='width:300px; height:50px; border:1px solid #ccc'></div><script>var ipt = document.getElementById('i');var div = document.getElementById('d');ipt.onkeyup = function(){ div.innerHTML = this.value}</script>
[解决办法]
<input type="text" onkeyup="toSpan(this);" /><span id="span1"></span>
<script type="text/javascript">
function toSpan(obj) {
document.getElementById('span1').innerHTML = obj.value;
}
</script>
[解决办法]
<!DOCTYPE HTML><html> <head> <meta charset="gb2312" /> <title></title> <style> body {font-size:12px;} </style> </head> <body> <input id="text" /> <div id="div"></div> <script> function $(el){ return typeof el == 'string' ? document.getElementById(el) : el; } $('text').onkeyup = function(){ if( this.value.length > 6 ){ $('div').innerHTML = this.value.substring(0,6) + '...'; }else{ $('div').innerHTML = this.value; } } </script> </body></html>