//字符转换为UTF-8编码function encutf8(s1) {         var stringArray = new Array();         for(var j=0; j
     
       1 && sa[i].substring(0, 1) == "u") {                retV += Hex2Utf8(Str2Hex(sa[i].substring(1, 5)));            }else if(sa[i].length == 2){                //转义字符和标点符号                retV += "%" + sa[i];            } else {                retV += sa[i];                            }        }        return retV;    }function Str2Hex(s) {    var c = "";    var n;    var ss = "0123456789ABCDEF";    var digS = "";    for (var i = 0; i < s.length; i++) {        c = s.charAt(i);        n = ss.indexOf(c);        digS += Dec2Dig(eval(n));    }//return value;    return digS;}function Dec2Dig(n1) {    var s = "";    var n2 = 0;    for (var i = 0; i < 4; i++) {        n2 = Math.pow(2, 3 - i);        if (n1 >= n2) {            s += "1";            n1 = n1 - n2;        } else {            s += "0";        }    }    return s;}function Dig2Dec(s) {    var retV = 0;    if (s.length == 4) {        for (var i = 0; i < 4; i++) {            retV += eval(s.charAt(i)) * Math.pow(2, 3 - i);        }        return retV;    }    return -1;}function Hex2Utf8(s) {    var retS = "";    var tempS = "";    var ss = "";    if (s.length == 16) {        tempS = "1110" + s.substring(0, 4);        tempS += "10" + s.substring(4, 10);        tempS += "10" + s.substring(10, 16);        var sss = "0123456789ABCDEF";        for (var i = 0; i < 3; i++) {            retS += "%";            ss = tempS.substring(i * 8, (eval(i) + 1) * 8);            retS += sss.charAt(Dig2Dec(ss.substring(0, 4)));            retS += sss.charAt(Dig2Dec(ss.substring(4, 8)));        }        return retS;    }    return "";}
     

　　在js调用ios的时候，如果是中文必须将其编码。此处为编码为utf-8