【创建表单并提交】
function submitXML(xml) { var f = document.createElement("form"); f.method = "post"; f.action = "xmlServlet"; document.body.appendChild(f); var i = document.createElement("input"); i.type = "hidden"; i.name = "xml"; i.value = xml; f.appendChild(i); f.submit(); }
【只允许输入整数】
function check(txt) { if (event.keyCode != 13) return; if (String(parseInt(txt.value)).length != txt.value.length) { alert(txt.alt); } } …… <input type="text" name="num" alt="必须输入整数" onkeyup="check(this)"/>