【前端】js常用函数封装

 /**             * 判断是手机还是pc端             */           function browserRedirect() {                var sUserAgent = navigator.userAgent.toLowerCase();                var bIsIpad = sUserAgent.match(/ipad/i) == "ipad";                var bIsIphoneOs = sUserAgent.match(/iphone os/i) == "iphone os";                var bIsMidp = sUserAgent.match(/midp/i) == "midp";                var bIsUc7 = sUserAgent.match(/rv:1.2.3.4/i) == "rv:1.2.3.4";                var bIsUc = sUserAgent.match(/ucweb/i) == "ucweb";                var bIsAndroid = sUserAgent.match(/android/i) == "android";                var bIsCE = sUserAgent.match(/windows ce/i) == "windows ce";                var bIsWM = sUserAgent.match(/windows mobile/i) == "windows mobile";                if (bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM) {                                    //手机端                } else {                            //pc端                    $('*').css("width",'100%');                      $('*').css("height",'100%');                  }            }            browserRedirect();      //判断是手机端还是pc端            $(function(){                var h = window.screen.height;                var w = window.screen.width;                $('#myiframe').attr("width",w);  //把宽属性追加进去                $('#myiframe').attr("height",h);  //把高属性追加进去            })