- var Url = {
- // 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(/
- /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;
- }
- }
- //该片段来自于http://www.codesnippet.cn/detail/240420133000.html
来源: http://www.codesnippet.cn/detail/240420133000.html