微信公众号只能设置两个网页授权域名的解决方案
var littleUrl ={
// public method for url encoding
encode : function (string){
return escape(this._utf8_encode(string));
}
,
// public method for url decoding
decode : function (string){
return this._utf8_decode(unescape(string));
}
,
// private method for UTF-8 encoding
_utf8_encode : function (string){
string = string.replace(/\r\n/g,"\n");
var utftext = "";
for (var n = 0; n < string.length; n++){
var c = string.charCodeAt(n);
if (c < 128){
utftext += String.fromCharCode(c);
}
else
if((c > 127) && (c < 2048)){
utftext += String.fromCharCode((c >> 6) | 192);
utftext += String.fromCharCode((c & 63) | 128);
}
else{
utftext += String.fromCharCode((c >> 12) | 224);
utftext += String.fromCharCode(((c >> 6) & 63) | 128);
utftext += String.fromCharCode((c & 63) | 128);
}
}
return utftext;
}
,
// private method for UTF-8 decoding
_utf8_decode : function (utftext){
var string = "";
var i = 0;
var c = c1 = c2 = 0;
while ( i < utftext.length ){
c = utftext.charCodeAt(i);
if (c < 128){
string += String.fromCharCode(c);
i++;
}
else
if((c > 191) && (c < 224)){
c2 = utftext.charCodeAt(i+1);
string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
i += 2;
}
else{
c2 = utftext.charCodeAt(i+1);
c3 = utftext.charCodeAt(i+2);
string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
i += 3;
}
}
return string;
}
}
//export default littleUrl; //小程序,uniapp等框架需要暴露接口变量时使用