jquery封装的几个效果

来源：互联网发布：大数据营销软件编辑：程序博客网时间：2024/06/15 20:49
jQuery.extend({    //去除左边的空格    ltrim: function(_str){        return _str.replace(/(^\s*)/g, "");    },    //去除右边的空格    rtrim: function(_str){        return _str.replace(/(\s*$)/g, "");    },    //因为jquery本身已经有了trim方法,故这里不再重新定义    //计算字符串长度，一个双字节字符长度计2，ASCII字符计1    lengthw: function(_str){        return _str.replace(/[^\x00-\xff]/g, "rr").length;    },    //转换为大写    toUpper: function(_str){        return _str.toUpperCase();    },    //转换为小写    toLower: function(_str){        return _str.toLowerCase();    },    //15位身份证转换为18位,如果参数字符串中有非数字字符,则返回"#"表示参数不正确    idCardUpdate: function(_str){        var idCard18;        var regIDCard15 = /^(\d){15}$/;        if (regIDCard15.test(_str)) {            var nTemp = 0;            var ArrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);            var ArrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');            _str = _str.substr(0, 6) + '1' + '9' + _str.substr(6, _str.length - 6);            for (var i = 0; i < _str.length; i++) {                nTemp += parseInt(_str.substr(i, 1)) * ArrInt[i];            }            _str += ArrCh[nTemp % 11];            idCard18 = _str;        }        else {            idCard18 = "#";        }        return idCard18;    },    //是否为空字符串    isEmpty: function(_str){        var tmp_str = jQuery.trim(_str);        return tmp_str.length > 0;    },    isChinese: function(_str){        return /^[\u4E00-\u9FA5]{0,25}$/.test(_str);    },    isEnglish: function(_str){    return /^[A-Za-z]{0,25}$/.test(_str);    },    isNumber: function(_str){    return /^[\d|\.|,]+$/.test(_str);    },    isDate:function(_str){    return /^\d{2}\/\d{2}\/\d{4}$/.test(_str);    },    isTime: function(_str){    return /^\d{2}\/\d{2}\/\d{4}\s\d{2}:\d{2}:\d{2}$/.test(_str);    },    //是否为合法电子邮件地址    isEmail: function(_str){        return /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/.test(_str);    },    //是否合法url地址    isURL: function(_str){        var regTextUrl = /^(file|http|https|ftp|mms|telnet|news|wais|mailto):\/\/(.+)$/;        return regTextUrl.test(_str);    },    //是否为合法ip地址    isIpAddress: function(_str){        if (_str.length == 0)             return (false);        reVal = /^(\d{1}|\d{2}|[0-1]\d{2}|2[0-4]\d|25[0-5])\.(\d{1}|\d{2}|[0-1]\d{2}|2[0-4]\d|25[0-5])\.(\d{1}|\d{2}|[0-1]\d{2}|2[0-4]\d|25[0-5])\.(\d{1}|\d{2}|[0-1]\d{2}|2[0-4]\d|25[0-5])$/;        return (reVal.test(_str));    },    //是否邮政编码(中国)    isPostalCode: function(_str){        var regTextPost = /^(\d){6}$/;        return regTextPost.test(_str);    },    //是否是QQ号码    isQQ:function(_str){    var regTextQQ=/^\d{5,10}$/;     return regTextQQ.test(_str);    },    //是否是有效中国身份证    isIDCard: function(_str){        var iSum = 0;        var info = "";        var sId;        var aCity = {            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"        };        //如果输入的为15位数字,则先转换为18位身份证号        if (_str.length == 15)             sId = jQuery.idCardUpdate(_str);        else             sId = _str;                if (!/^\d{17}(\d|x)$/i.test(sId)) {            return false;        }        sId = sId.replace(/x$/i, "a");        //非法地区        if (aCity[parseInt(sId.substr(0, 2))] == null) {            return false;        }        var sBirthday = sId.substr(6, 4) + "-" + Number(sId.substr(10, 2)) + "-" + Number(sId.substr(12, 2));        var d = new Date(sBirthday.replace(/-/g, "/"))        //非法生日        if (sBirthday != (d.getFullYear() + "-" + (d.getMonth() + 1) + "-" + d.getDate())) {            return false;        }        for (var i = 17; i >= 0; i--) {            iSum += (Math.pow(2, i) % 11) * parseInt(sId.charAt(17 - i), 11);        }        if (iSum % 11 != 1) {            return false;        }        return true;    },    //是否有效的电话号码(中国)    isPhoneCall: function(_str){        return /(^[0-9]{3,4}\-[0-9]{3,8}$)|(^[0-9]{3,8}$)|(^\([0-9]{3,4}\)[0-9]{3,8}$)|(^[0-9]{3,4}[0-9]{3,8}$)|(^0{0,1}13[0-9]{9}$)/.test(_str);    },    //是否有效的手机号码(最新的手机号码段可以是15开头的    isMobile: function(_str){        return /^0{0,1}1(3|5)[0-9]{9}$/.test(_str);    },    //是否有效用户名,长度在6-50之间的，只包含字母，数字和下划线    isValidUserName: function(_str){        return /^\w{6,50}$/.test(_str);    },    //是否有效密码,长度在6-20之间    isValidPass: function(_str){        return /^\w{6,20}$/.test(_str);    }});/** * 表单验证插件 */$.fn.checkform=function(opt){var cfg={text:{'isNull':'','isEmpty':'','isChinese':'','isURL':'','isEmail':'','isIpAddress':'','isPostalCode':'','isIDCard':'','isQQ':'','isPhoneCall':'','isMobile':'','isValidUserName':'','isValidPass':'','isEnglish':'','isDate':'','isTime':'','isNumber':''},radioorcheckbox:{'checkonly':''},advance:{'compare':'','regexp':'','function':''},errorClass:'error',msgClass:'noticeMsg',noticeClass:'noticeInput'};$.extend(cfg,opt);var form=$(this);var checkFlag=true;function checking(){form.find('input[type=text],textarea,select').each(function(){var _self=$(this);//做基础校验for(var i in cfg.text){var check=_self.attr(i);if(typeof(check)!='undefined'){try{if(check=='true'){checkFlag=$[i](_self.val());}else{checkFlag=eval('('+check+'("'+_self.val()+'"))');}if(!checkFlag){_self.addClass(cfg.errorClass);_self.unbind('click',function(){form.find('.'+cfg.msgClass).remove();$(this).removeClass(cfg.errorClass);}).bind('click',function(){form.find('.'+cfg.msgClass).remove();$(this).removeClass(cfg.errorClass);});//显示提示语言在输入信息的旁边form.find('.'+cfg.msgClass).remove();$('<span class="'+cfg.msgClass+'">'+_self.attr('msg')+'</span>').insertAfter(_self);return false;}}catch(error){}}else{continue;}}//高级验证for(var i in cfg.advance){var check=_self.attr(i);if(check){switch(i){//> < >= <= 四种格式//样例 compare=">=:test"case 'compare':var arr_check=check.split(':');var targ=form.find('input[name='+$.trim(arr_check[1])+']').val();checkFlag=eval('('+_self.val()+arr_check[0]+targ+')');break;//自定义正则case 'regexp':var re=new RegExp(check);checkFlag=re.test(_self.val());break;//自定义函数，要判断是定义匿名函数，还是执行函数case 'function':checkFlag=eval('('+check+'("'+_self.val()+'"))');break;}if(!checkFlag){_self.addClass(cfg.errorClass);_self.unbind('click',function(){form.find('.'+cfg.msgClass).remove();$(this).removeClass(cfg.errorClass);}).bind('click',function(){form.find('.'+cfg.msgClass).remove();$(this).removeClass(cfg.errorClass);});//显示提示语言在输入信息的旁边form.find('.'+cfg.msgClass).remove();$('<span class="'+cfg.msgClass+'">'+_self.attr('msg')+'</span>').insertAfter(_self);_self.focus();return false;}}else{continue;}}});form.find('input[type=radio],input[type=checkbox]').each(function(){var _self=$(this);//做基础校验for(var i in cfg.radioorcheckbox){var check=_self.attr(i);if(typeof(check)!='undefined'){try{if(check=='true'){//获得改组radio或者是checkboxvar name=_self.attr('name');if(!form.find('input[name='+name+']:checked')){_self.addClass(cfg.errorClass);_self.unbind('click',function(){form.find('.'+cfg.msgClass).remove();$(this).removeClass(cfg.errorClass);}).bind('click',function(){form.find('.'+cfg.msgClass).remove();$(this).removeClass(cfg.errorClass);});//显示提示语言在输入信息的旁边form.find('.'+cfg.msgClass).remove();$('<span class="'+cfg.msgClass+'">'+_self.attr('msg')+'</span>').insertAfter(_self);_self.focus();return false;}}}catch(error){}//return true;}else{continue;}}});return checkFlag;}function initInput(){form.find('input[type=text],input[type=checkbox],input[type=radio],textarea,select').each(function(){var _self=$(this);_self.change(function(){checking();});var notice=_self.attr('notice');if(typeof(notice)!='undefined'){//显示提示语言在输入信息的旁边_self.focus(function(){form.find('.'+cfg.noticeClass).remove();$('<span class="'+cfg.noticeClass+'">'+notice+'</span>').insertAfter(_self);}).blur(function(){form.find('.'+cfg.noticeClass).remove();});}});}initInput();form.submit(function(){return checking();});}
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