可运行代码的输入框
<script language="javascript">
function runCode() {
oNewWindow = open('about:blank');
oNewWindow.document.write(document.all.t2.value);
}
</script>
<textarea id="t2" rows="12" cols="42"></textarea>
<p><input onclick="runCode()" type="button" value="runCode" />
function runCode() {
oNewWindow = open('about:blank');
oNewWindow.document.write(document.all.t2.value);
}
</script>
<textarea id="t2" rows="12" cols="42"></textarea>
<p><input onclick="runCode()" type="button" value="runCode" />