常用js

/** * 验证电话号码 * @param obj * @returns */function chgTelephone(obj){ ???var value = $(obj).val().replace(/\s+/g,""); ???var reg = /^\d+$/; ???if(value != ""){ ???????if(!reg.test(value) || value.length > 12 || value.length < 6){ ???????????alert("请正确填写您的联系电话！"); ???????????return false; ???????} ????} ???return true;}function checkMobileOrTel(obj){ ???var value = $(obj).val().replace(/\s+/g,""); ???var mobile = /^1[3|4|5|7|8][0-9]\d{8}$/; ????var tel = /^((0\d{2,3})-)?(\d{7,8})(-(\d{1,4}))?$/; ?// 区号-电话号码-分机号 ?电话号码必填，其余可选 ???var deffer = /^((0\d{2,3})-)?(\d{1})\3\3\3\3\3\3(\3)?(-(\d{1,4}))?$/; ?//电话号码不可完全一样，比如：1111111 ???if(mobile.test(value) || (tel.test(value) && !deffer.test(value))){ ??????return true; ???}else{ ??????alert("请正确填写您的联系电话！"); ??????return false; ???}}function isMobile(value){ ???var mobile = /^1[3|4|5|7|8][0-9]\d{8}$/; ????if(mobile.test(value.replace(/\s+/g,"")) ){ ??????return true; ???}else{ ??????return false; ???}}/** * 验证邮箱地址 * @param obj * @returns */function chgEmail(obj){ ???var value = $(obj).val(); ???var email = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/; ???if(value != ""){ ???????if(!email.test(value)){ ???????????alert("请正确填写您的邮箱地址！"); ???????????$(obj).val(""); ???????????return false; ???????} ???} ???return true;}/** * 验证数值输入值是否为有效值 * @param ele ?* @param dataType 数值类型 f:小数, d:小数, i:整数 * @returns {Boolean} */function validNumber(ele, dataType){ ???var number = $(ele); ???????var val = number.val().trim(); ???var title = number.attr("title"); ???if(val === ""){ ???????alert(title + "不能为空!"); ???????return false; ???} ???????if(isNaN(val)){ ???????alert(title + "不是有效值!"); ???????number.val(""); ???????return false; ???} ???????var isValid = false; ???switch (dataType) { ???????case ‘i‘: ???????????isValid = (val.indexOf(‘.‘) == -1 && parseInt(val) >= 0); ???????????break; ???????case ‘f‘: ???????case ‘d‘: ???????????isValid = (parseFloat(val) >= 0); ???????????break; ???????default: ???????????break; ???} ???????if(!isValid){ ???????alert(title + "不是有效值!"); ???????number.val(""); ???????return false; ???} ???return true;}/** * 验证小数 * @param number 数字 * @param length 总长度(不包含小数点, 默认9) * @param precision 最大精度(>=0, 默认2) */function validDecimal(number, length, precision){ ???if(!length || !/^[1-9]\d{0,}$/.test(length)){ ???????length = 9; ???} ???if(!precision || !/^[1-9]\d{0,}|0$/.test(precision)){ ???????precision = 2; ???} ???var regExp = new RegExp("^[1-9]\\d{0," + (length - 1) + "}(\.[0]+)?$"); ???if(regExp.test(number)) return true; ???for(var i = 1; i <= precision; i++){ ???????regExp = new RegExp("^([1-9]\\d{0," + (length - 1 - i) + "}|0)\\.\\d{" + i + "}$"); ???????if(regExp.test(number)) return true; ???} ???return false;}//校验时间格式function patternDate(Gdate){ ???var obj=$(Gdate); ???if(obj.val()!=""){ ???????var reg=/^(\d{4})-(\d{1}|0\d{1}|1[0-2])-(\d{1}|0\d{1}|[12]\d{1}|3[01])$/; ???????if(!reg.test(obj.val().trim())){ ???????????alert("请输入正确的时间(格式:2008-08-08)"); ???????????obj.val(""); ???????????return false; ???????}else{ ???????????var date=parseDate(obj.val()); ???????????obj.val(formatterDate(date)); ???????} ???} ???return true;}/** * 全选/反选 * @param select 全选/反选的CheckBox控件 * @param checkboxName 复选框name属性值 * @param selectType 全选:1/反选:-1 */function selectAll(select, checkboxName, selectType){ ???????var _select = $(select); ???var _selector = ‘input[name="‘ + checkboxName + ‘"]‘; ???????var _selectType = selectType || parseInt(_select.val()); ???var _len = $(_selector).size(); ???if(_selectType == 1){// 全选 ???????for(var i = 0; i < _len; i++){ ???????????//$(_selector)[i].checked = _select[0].checked; ???????????$(_selector)[i].checked = true; ???????} ???}else if(_selectType == -1){// 反选 ???????for(var i = 0; i < _len; i++){ ???????????var checked = $(_selector)[i].checked; ???????????$(_selector)[i].checked = !checked; ???????} ???}}/** * 设置默认值(为空) * @param val * @param defVal * @returns */function setDefValue(val, defVal){ ???if(val == undefined || typeof val === "undefined" || val == null || val === "undefined" || new String(val).trim() === "") { ???????return defVal; ???} ???return val;}/** * 计算两个日期之间的天数 * @param date1 * @param date2 */function daysDiffDate(date1, date2){ ???????var _date1 = date1; ???if(typeof date1 == ‘string‘){ ???????_date1 = parseDate(date1); ???} ???var _date2 = date2; ???if(typeof date2 == ‘string‘){ ???????_date2 = parseDate(date2); ???} ???????var days = Math.ceil((_date1 - _date2)/(24 * 60 * 60 * 1000)); ???return days;}/** * 计算日期之间的月份 */function dateDiff(startDate, endDate){ ???var _startDate = parseDate(startDate); ???var _endDate = parseDate(endDate); ???????if(_startDate > _endDate){ ???????return 0; ???} ???????var _start_year = _startDate.getFullYear(); ???var _start_month = _startDate.getMonth(); ???var _start_Date = _startDate.getDate(); ???????var _end_year = _endDate.getFullYear(); ???var _end_month = _endDate.getMonth(); ???var _end_Date = _endDate.getDate(); ???????var _diff_year = _end_year - _start_year; ???var _diff_month = _end_month - _start_month; ???????var diffMonth = _diff_year * 12 + _diff_month; ???_startDate.setFullYear(_start_year, _start_month + diffMonth, _start_Date); ???if(_startDate > _endDate){ ???????diffMonth--; ???} ???????return diffMonth >= 0 ? diffMonth : 0;}/** * 格式化日期字符串/日期对象 * @param datetime * @param pattern * @returns {String} */function formatterDatetime(datetime, pattern){ ???var _d = new Date(); ???if(typeof datetime == ‘object‘){ ???????_d = datetime; ???}else if(typeof datetime == ‘string‘){ ???????_d = parseDate(datetime); ???} ???????var y = _d.getFullYear(); ???var M = _d.getMonth() + 1; ???var d = _d.getDate(); ???var h = _d.getHours(); ???var m = _d.getMinutes(); ???var s = _d.getSeconds(); ???????var yyyy = y; ???var MM = (M < 10 ? (‘0‘ + M) : M); ???var dd = (d < 10 ? (‘0‘ + d) : d); ???var HH = (h < 10 ? (‘0‘ + h) : h); ???var mm = (m < 10 ? (‘0‘ + m) : m); ???var ss = (s < 10 ? (‘0‘ + s) : s); ???????var fmt = new String(pattern).replace(/yyyy/gi, yyyy).replace(/MM/g, MM).replace(/dd/gi, dd).replace(/HH/gi, HH).replace(/mm/g, mm).replace(/ss/gi, ss); ???fmt = fmt.replace(/y/gi, y).replace(/M/g, M).replace(/d/gi, d).replace(/h/gi, h).replace(/m/g, m).replace(/s/gi, s); ???????return fmt;}/** * 转化日期字符串 */function parseDate(dateStr){ ???if(dateStr==‘‘) ???????return null; ???var _dateStr = new String(dateStr).replace(/\-/g, ‘/‘).replace(/\.\d+$/, ‘‘); ???var date = new Date(_dateStr); ???if(date.toString() !== ‘Invalid Date‘){ ???????return date; ???} ???return null;}/** * 格式化日期字符串/日期对象 * @param date * @returns 返回格式 ‘2012-12-12‘ */function formatterDate(date){ ???var _d = new Date(); ???if(typeof date == ‘object‘){ ???????_d = date; ???}else if(typeof date == ‘string‘){ ???????_d = parseDate(date); ???} ???????var y = _d.getFullYear(); ???var m = _d.getMonth() + 1; ???var d = _d.getDate(); ???????return y + ‘-‘ + (m < 10 ? (‘0‘ + m) : m) + ‘-‘ + (d < 10 ? (‘0‘ + d) : d);}//身份证验证function isIDCard(value){ ???/* ???var valueStr = value.replace(/\s+/g,""); ???if (valueStr.length == 18) { ???????var reg18 = /^[1-9]\d{5}(\d{4}((((0[13578])|(1[02]))(([0-2][0-9])|(3[01])))|(((0[469])|(11))(([0-2][0-9])|(30)))|(02[0-2][0-9])))\d{3}[\dX]$/; ???????return reg18.test(valueStr); ???} ???return false; ???*/ ???????var idcard=value.replace(/\s+/g,""); ???var area={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"} ???????var idcard,Y,JYM; ???var S,M; ???var idcard_array = new Array(); ???idcard_array = idcard.split(""); ???/*地区检验*/ ???if(area[parseInt(idcard.substr(0,2))]==null){ ???????return false; ???} ???/*身份号码位数及格式检验*/ ???switch(idcard.length){ ???????case 15: ???????????if ( (parseInt(idcard.substr(6,2))+1900) % 4 == 0 || ((parseInt(idcard.substr(6,2))+1900) % 100 == 0 && (parseInt(idcard.substr(6,2))+1900) % 4 == 0 )){ ???????????????ereg=/^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}$/;//测试出生日期的合法性 ???????????} else { ???????????????ereg=/^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}$/;//测试出生日期的合法性 ???????????} ???????????if(!ereg.test(idcard)){//15位验证没有通过 ???????????????return false; ???????????} ???????break; ???????case 18: ???????????//18位身份号码检测 ???????????//出生日期的合法性检查 ????????????//闰年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9])) ???????????//平年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8])) ???????????if ( parseInt(idcard.substr(6,4)) % 4 == 0 || (parseInt(idcard.substr(6,4)) % 100 == 0 && parseInt(idcard.substr(6,4))%4 == 0 )){ ???????????????ereg=/^[1-9][0-9]{5}(19|20)[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}[0-9Xx]$/;//闰年出生日期的合法性正则表达式 ???????????} else { ???????????????ereg=/^[1-9][0-9]{5}(19|20)[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}[0-9Xx]$/;//平年出生日期的合法性正则表达式 ???????????} ???????????if(ereg.test(idcard)){//测试出生日期的合法性 ???????????????//计算校验位 ???????????????S = (parseInt(idcard_array[0]) + parseInt(idcard_array[10])) * 7 ???????????????+ (parseInt(idcard_array[1]) + parseInt(idcard_array[11])) * 9 ???????????????+ (parseInt(idcard_array[2]) + parseInt(idcard_array[12])) * 10 ???????????????+ (parseInt(idcard_array[3]) + parseInt(idcard_array[13])) * 5 ???????????????+ (parseInt(idcard_array[4]) + parseInt(idcard_array[14])) * 8 ???????????????+ (parseInt(idcard_array[5]) + parseInt(idcard_array[15])) * 4 ???????????????+ (parseInt(idcard_array[6]) + parseInt(idcard_array[16])) * 2 ???????????????+ parseInt(idcard_array[7]) * 1 ????????????????+ parseInt(idcard_array[8]) * 6 ???????????????+ parseInt(idcard_array[9]) * 3 ; ???????????????Y = S % 11; ???????????????M = "F"; ???????????????JYM = "10X98765432"; ???????????????M = JYM.substr(Y,1);/*判断校验位*/ ???????????????if(M != idcard_array[17]){ ???????????????????return false; /*检测ID的校验位false;*/ ???????????????} ???????????} else { ???????????????return false; ???????????} ???????break; ???????default: ???????return false; ???} ???return true; ???}