Web_JavaScript_JS表单验证；

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Web_JavaScript_JS表单验证

<script type="text/javascript">window.onload = function() {// 预约表单var formpt = document.getElementById("yyppFrom");var fstr = '';// 存储空值输入框名称；formpt.onsubmit = function() {// 姓名验证；var name = formpt.elements["name"];if(name.value == name.defaultValue) {name.style.borderColor = 'red';name.title = "请输入真实姓名!";if(fstr.indexOf(name.name)==-1){fstr += name.name+";";}}else {name.style.borderColor = '';name.title = "";if(fstr.indexOf(name.name)>-1) {fstr = fstr.replace(name.name+";","");}}// 电话验证var phone = formpt.elements["phone"];if(phone.value == phone.defaultValue) {phone.style.borderColor = 'red';phone.title = "请输入真实号码!";if(fstr.indexOf(phone.name)==-1){fstr += phone.name+";";}}else {phone.style.borderColor = '';phone.title = "";if(fstr.indexOf(phone.name)>-1) {fstr = fstr.replace(phone.name+";","");}}// 简述验证var jianshu = formpt.elements["jianshu"];if(jianshu.value == jianshu.defaultValue) {jianshu.style.borderColor = 'red';jianshu.title = "请输入您的病情!";if(fstr.indexOf(jianshu.name)==-1){fstr += jianshu.name+";";}}else {jianshu.style.borderColor = '';jianshu.title = "";if(fstr.indexOf(jianshu.name)>-1) {fstr = fstr.replace(jianshu.name+";","");}}// 提交时间var uptime = formpt.elements["uptime"];uptime.value =(new Date()).toLocaleString();// 是否提交var isOk = true;if(fstr.length >0) {isOk = false;// 焦点定位var fArray = fstr.split(";");formpt.elements[fArray[0]].focus();}console.log(fstr);return isOk;}}</script>

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