我有 3 个用于日期输入的字段:
<input type="text" id="passport-doi-1" name="passport-doi-1" placeholder="DD" maxlength="2">
<input type="text" id="passport-doi-2" name="passport-doi-2" placeholder="MM" maxlength="2">
<input type="text" id="passport-doi-3" name="passport-doi-3" placeholder="YYYY" maxlength="4">
我应该如何使用 jQuery Validate 插件验证如果输入了日期,那么这是正确的?
看来我应该创建groups
字段(只有一条错误消息),然后是自定义验证规则。但它应该是什么样子呢?
Upd。我尝试执行以下操作,但它不起作用:
$.validator.addMethod('validDate', function (value, element) {
var dd = $("#passport-doi-dd").val();
var mm = $("#passport-doi-mm").val();
var yyyy = $("#passport-doi-yyyy").val();
if (dd=="" && mm=="" && yyyy=="") return true;
try {
var date = new Date(yyyy,mm-1,dd,0,0,0,0);
return mm===(date.getMonth()+1) && dd===date.getDate() && yyyy===date.getFullYear();
}
catch(er) {
return false;
}
}, 'Please use format DD MM YYYY.');
...
rules: {
"passport-doi-dd": {
required: false,
validDate: true,
range: [1, 31]
},
"passport-doi-mm": {
required: false,
validDate: true,
range: [1, 12]
},
"passport-doi-yyyy": {
required: false,
validDate: true,
range: [1990, 2012]
}
},
messages: {
"passport-doi-dd": "Please use format DD MM YYYY.",
"passport-doi-mm": "Please use format DD MM YYYY.",
"passport-doi-yyyy": "Please use format DD MM YYYY."
}