项目常用Javascript分享,包含常用验证和Cookie操作

来源：互联网发布：java加法计算器编辑：程序博客网时间：2024/05/17 09:08
    function IsEmail(str) {          var r = /^[a-zA-Z0-9._%-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;          if (r.test(str)) {              return true;          } else {              return false;          }      }            function IsTel(str) {          var s = /^(\d{2,4})(-(\d{7,8}))$/;          if (s.test(str)) {              return true;          } else {              return false;          }      }            function IsMobile(str) {          var regu = /^[1][3,5,8][0-9]{9}$/;          var re = new RegExp(regu);          if (re.test(str)) {              return true;          }          else {              return false;          }      }            function IsDecimal(str) {          if (str == "") { return false; }          if ((/^\-?(([1-9]\d*)|\d)(\.\d{1,4})?$/).test(str)) {              return true;          }          else {              return false;          }      }            function IsInt(str) {          if (str == "") { return false; }          if (str == "0") { return false; }          var type = "^[0-9]*[1-9][0-9]*$";          var re = new RegExp(type);          if (str.match(re) == null) {              return false;          }          else {              return true;          }      }            function isChinaOrNumbOrLett(s) {          //判断是否是汉字、字母、数字组成              var regu = "^[0-9a-zA-Z\u4e00-\u9fa5]+$";          var re = new RegExp(regu);          if (re.test(s)) {              return true;          }          else {              return false;          }      }            function LTrim(str) {          return str.replace(/^[ \t\n\r]+/g, "");      }            function RTrim(str) {          return str.replace(/[ \t\n\r]+$/g, "");      }            function Trim(str) {          return RTrim(LTrim(str));      }            /**************     *把输入的字母转成大写。     *<input type="text" name="d" onkeyup="input_to_uppercase(this)" />     **************/      function input_to_uppercase(obj) {          obj.value = obj.value.toUpperCase();      }                  /**************     *把输入的字母转成小写。     *<input type="text" name="e" onkeyup="input_to_lowercase(this)" />      **************/      function input_to_lowercase(obj) {          obj.value = obj.value.toLowerCase();      }            /**************     *实时检测输入框的字数     <input type="text" name="explain" id="explain" onkeyup="check_input_Length(this)" >     <small>文字最大长度: 20. 还剩: <span id="chLeft">20</span>.</small>     **************/      function check_input_Length(which) {          var maxChars = 20;          if (which.value.length > maxChars)              which.value = which.value.substring(0, maxChars);          var curr = maxChars - which.value.length;          document.getElementById("chLeft").innerHTML = curr.toString();      }                  //将日期转换成"yyyymmdd"格式 第二个参数为返回类型传入'ym':yyyy-mm,'md':mm-dd,默认为'yyyy-mm-dd'      function ConvertDateFormatString(strDate, sye) {          if (strDate == null || strDate == "" || strDate == "0" || strDate.length < 8) {              return ("");          }          else {              try {                  var ExDate = new Date(strDate.replace(/^(\d{4})(\d{2})(\d{2})$/, "$1/$2/$3"));                  var yyyy = ExDate.getFullYear();                  var mm = ExDate.getMonth() + 1; mm = mm < 10 ? "0" + mm : mm;                  var dd = ExDate.getDate(); dd = dd < 10 ? "0" + dd : dd;                  switch (sye) {                      case "ym":                          return yyyy + "-" + mm;                          break;                      case "md":                          return mm + "-" + dd;                          break;                      default:                          return yyyy + "-" + mm + "-" + dd;                          break;                  }              }              catch (e) {                  return ("")              }          }      }                  /**************     *设置与获取Cookie     Cookie.write("张三", "xxxxaaxaaa");     alert(Cookie.read("张三"));     **************/      var Cookie = {}      Cookie.write = function (key, value) {          var d = new Date();          d.setTime(d.getTime() + 1000 * 60 * 60 * 24 * 30);          document.cookie = key + "=" + encodeURI(value) + "; expires=" + d.toGMTString();      };      Cookie.read = function (key) {          var arr = document.cookie.match(new RegExp("(^| )" + key + "=([^;]*)(;|$)"));          if (arr != null)              return decodeURIComponent(arr[2]);          return "";      };                  //easyUI confirm       function Confirm(msg, control) {          $.messager.confirm("确认", msg, function (r) {              if (r) {                  return true;              }          });          return false;      }            //gridview bind      function gridview(objgridview) {          //get obj id          var gridviewId = "#" + objgridview;          //even          $(gridviewId + ">tbody tr:even").addClass("NormalColor");          //first          $(gridviewId + ">tbody tr:first").removeClass("NormalColor").addClass("HeadColor");          //odd          $(gridviewId + ">tbody tr:odd").addClass("AlterColor");          //move and click          $(gridviewId + ">tbody tr").slice(1).hover(function () {              $(this).addClass("HoverColor");          }, function () {              $(this).removeClass("HoverColor");          });          //all check          $("#chkAll").click(function () {              $(gridviewId + '>tbody >tr >td >input:checkbox').attr('checked', this.checked);          });          //check status          $(gridviewId + ' >tbody >tr >td >input:checkbox').click(function () {              var expr1 = gridviewId + ' >tbody >tr >td >input:checkbox:checked';              var expr2 = gridviewId + ' >tbody >tr >td >input:checkbox';              var selectAll = $(expr1).length == $(expr2).length;              $('#chkAll').attr('checked', selectAll);          });      }            //show easyUI load      function Load() {          $("<div class=\"datagrid-mask\"></div>").css({ display: "block", width: "100%", height: $(window).height() }).appendTo("body");          $("<div class=\"datagrid-mask-msg\"></div>").html("正在运行，请稍候。。。").appendTo("body").css({ display: "block", left: ($(document.body).outerWidth(true) - 190) / 2, top: ($(window).height() - 45) / 2 });      }            //display easyUI Load      function dispalyLoad() {          $(".datagrid-mask").remove();          $(".datagrid-mask-msg").remove();      }            //show loading      function showLoad(tipInfo) {          var eTip = document.createElement('div');          eTip.setAttribute('id', 'tipDiv');          eTip.style.position = 'absolute';          eTip.style.display = 'none';          eTip.style.border = 'solid 0px #D1D1D1';          eTip.style.backgroundColor = '#4B981D';          eTip.style.padding = '5px 15px';          eTip.style.top = '10px';          eTip.style.right = '10px';          eTip.style.width = '120px';                eTip.innerHTML = '<img src=\'/Images/loader.gif\' style=\'float:left;\' />  <span style=\'color:#ffffff; font-size:12px\'>' + tipInfo + '</span>';          try {              document.body.appendChild(eTip);          } catch (e) { }          $("#tipDiv").css("float", "right");          $("#tipDiv").css("z-index", "99");          $('#tipDiv').fadeIn();      }            //display loading      function closeLoad() {          $('#tipDiv').fadeOut();      }                  //open JqueryDialog      function showMyModalDialog(url, width, height, Title) {          var now = new Date();          var urlr          if (url.indexOf('=') == -1) {              urlr = url + "?cach=" + escape(now);          }          else {              urlr = url + "&cach=" + escape(now);          }          // add zjc          if (Title != null) {              JqueryDialog.Open(Title, urlr, width, height);          }          else {              JqueryDialog.Open('', urlr, width, height);          }      }            //close JqueryDialog      function DialogCloseReload(url, info) {          alert(info); window.parent.location.href = url; window.parent.JqueryDialog.Close();      }            //confirm dialog      //if(ConfirmDialog('确认删除数据?')){alert('开始删除');}      function ConfirmDialog(info) {          if (confirm(info)) {              return true;          } else {              return false;          }      }            /**     * ajax post提交     * @param url     * @param param     * @param datat 为html,json,text     * @param callback回调函数     * @return     */      function jsonAjax(url, param, datat, callback) {          $.ajax({              type: "post",              url: url,              data: param,              dataType: datat,              success: callback,              error: function () {                  jQuery.fn.mBox({                      message: '恢复失败'                  });              }          });      }                  /* check alert     checkAlert(IsEmail($("#txtEmail").val()), '请输入正确的邮箱地址');     */      function checkAlert(fn, info) {          if (fn == false) {              alert(info);              return;          }      }            /* check alert disabled     checkAlert(IsEmail($("#txtEmail").val()), '请输入正确的邮箱地址','btnSubmit');     */      function checkAlert(fn, info, objId) {          if (fn == false) {              alert(info);              $("#" + objId).attr("disabled", true);              return false;          } else {              $("#" + objId).attr("disabled", false);              return true;          }      }            /* check to message     var str = "";     str += checkString(IsEmail($("#txtEmail").val()), '请输入正确的邮箱地址');     str += checkString(IsMobile($("#txtMobile").val()), '请输入正确的手机号码');     */      function checkString(fn, info) {          if (fn == false) {              return info +"\n";          } else {              return "";          }      }
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