js正则验证数字、汉字、字母、组合验证

email: function (a, b) {
    return this.optional(b) || /^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/.test(a)
},
phone: function (a, b) {
    return this.optional(b) || /^1\d{10}$/.test(a)
},
cardId: function (a, b) {
    return this.optional(b) || /(^\d{15}$)|(^\d{17}(x|X|\d)$)/.test(a)
},
url: function (a, b) {
    return this.optional(b) || /^(https?|s?ftp):\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?(((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?)(:\d*)?)(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)?(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i.test(a)
},
date: function (a, b) {
    return this.optional(b) || !/Invalid|NaN/.test(new Date(a).toString())
},
dateISO: function (a, b) {
    return this.optional(b) || /^\d{4}[\/\-](0?[1-9]|1[012])[\/\-](0?[1-9]|[12][0-9]|3[01])$/.test(a)
},
number: function (a, b) {
    return this.optional(b) || /^-?(?:\d+|\d{1,3}(?:,\d{3})+)?(?:\.\d+)?$/.test(a)
},
numberAndLetter:function(a, b){//数字与字母
    return this.optional(b) || /^[0-9a-zA-Z]*$/.test(a)
},
letter: function (a, b) {//英文
    return this.optional(b) || /^[A-Za-z]+$/.test(a)
},
character: function (a, b) {//中文
    return this.optional(b) || /^[\u4E00-\u9FA5]+$/.test(a)
},
characterAndLetter: function (a, b) {//中文+英文，不包含数字以及特殊符号
    return this.optional(b) || /^[\u4E00-\u9FA5A-Za-z]+$/.test(a)
},
digits: function (a, b) {
    return this.optional(b) || /^\d+$/.test(a)
},
creditcard: function (a, b) {
    if (this.optional(b)) return "dependency-mismatch";
    if (/[^0-9 \-]+/.test(a)) return !1;
    var c, d, e = 0,
        f = 0,
        g = !1;
    if (a = a.replace(/\D/g, ""), a.length < 13 || a.length > 19) return !1;
    for (c = a.length - 1; c >= 0; c--) d = a.charAt(c), f = parseInt(d, 10), g && (f *= 2) > 9 && (f -= 9), e += f, g = !g;
    return e % 10 === 0
}