对textarea区的各种操作按钮，非常全

2007-06　　作者：佚名　　来源：不详　网友评论　

有什么问题请到<a href='/bbs/forums.php?fid=21'>论坛</a>中发表<br>   <script language=Jscript> function run(obj){ if (f1.code.value==''||f1.code.value==' '){ alert("您需要运行的代码为空!");obj.focus()} else{ var winEx = window.open("", "winEx", "width=400,height=300,resizable=yes,top=0,left=0"); winEx.document.write(f1.code.value);winEx.document.close()}} function Jia(){ document.f1.code.rows+=parseFloat(f1.h1.value)} function Jian(ob){ if (ob.rows>3) document.f1.code.rows-=parseInt(f1.h1.value); else alert('已接近最小值')} function Exec(obj,cmd){ obj.select();document.execCommand(cmd)} function Paste(obj){ obj.focus();document.execCommand('paste')} function Exe(cmd){ document.execCommand(cmd)} function view(){ window.location="view-source:"+window.location.href} </script><style>body{ color:#063;font-family:arial;font-size:12} textarea{ border:1 solid #000;font-family:arial;font-size:12;width:100%;color:red;margin:5 0} </style> <form name=f1> <input type=button value='↓' onclick=Jia(code)> <select onchange="h1.value=this.options[this.selectedIndex].value"> <option value=1>1</option><option value=2>2</option><option value=3>3</option></select> <input type=button value='↑' onclick=Jian(code)> <input type=button value='拷贝' onclick=Exec(code,'Copy')> <input type=button value='剪切' onclick=Exec(code,'Cut')> <input type=button value='粘贴' onclick=Paste(code)> <input type=button value='清空' onclick=Exec(code,'Delete')> <input type=button value='查看' onClick=view()> <input type=button value='打印' onclick=Exe('print')> <input type=button value='另存为' onclick=Exe('SaveAs')> <input type=button value='刷新' onclick=Exe('ReFresh')> <input type=button value='打开' onclick=Exe('Open')> <input value=1 name=h1 type=hidden><input name=h2 type=button> <input type=button value=运行代码' onclick=run(code)> <textarea name=code rows="20">Input Code ...</textarea></form> <script>function show(){ var t=new Date();var h=t.getHours();var m=t.getMinutes(); var s=t.getSeconds();if(h<10)h="0"+h;if(m<10)m="0"+m;if(s<10)s="0"+s; document.f1.h2.value=h+":"+m+":"+s;setTimeout("show()","1000")}show() </script>

[Ctrl+A 全部选择提示：你可先修改部分代码，再按运行]

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