达奚飞轩

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爱情公寓中林婉瑜讲的笑话

乞丐的钱包被傻子偷了,瞎子看见了,哑巴大吼一声,聋子下了一跳,驼子挺身而出,跛子飞起一脚,通缉犯要拉他去公安局,麻子说看在我的面子上就算了吧。

逍遥叹

简单实现 仿 JQuery 的 Ajax v2.0

var JSyb = {
    id: function(id) {
        return document.getElementById(id)
    },
    fetch: function(url, method, options, callback) {
        if (arguments.length !== 4) return alert("fetch 参数错误")
        var initObj
        var searchStr = this.convert(options)
        if (method === "GET") {
            url += "?" + searchStr
            initObj = {
                method: "GET",
                credentials: "include", // 发送或接受cookie
            }
        }
        if (method === "POST") {
            initObj = {
                method: "POST",
                credentials: "include",
                headers: new Headers({
                    //"Accept": "application/json",
                    "Content-Type": "application/x-www-form-urlencoded"
                }),
                body: searchStr
            }
        }
        if (method === "FILE") {
            initObj = {
                method: "POST",
                credentials: "include",
                body: options
            }
        }
        fetch(url, initObj).then((data) => {
            data.text().then((data) => {
                callback(data)
            })
        })
    },
    convert: function(obj, arr = [], idx = 0) {
        if (typeof obj === "object") {
            var result = Object.keys(obj).map(function(key) {
                return encodeURIComponent(key) + "=" + encodeURIComponent(obj[key])
            }).join("&")
            return result + "&_=" + new Date().getTime()
        } else {
            return alert("convert Object错误")
        }
    },
    css: function(path) {
        if (!path || path.length === 0) {
            return "CSS 文件不存在"
        }
        var head = document.getElementsByTagName("head")[0]
        var link = document.createElement("link")
        link.href = path
        link.rel = "stylesheet"
        link.type = "text/css"
        head.appendChild(link)
    },
    js: function(path) {
        if (!path || path.length === 0) {
            return "JS 文件不存在"
        }
        var head = document.getElementsByTagName("head")[0]
        var script = document.createElement("script")
        script.src = path
        script.type = "text/javascript"
        head.appendChild(script)
    },
    uuid: function() {
        var d = new Date().getTime()
        var guid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
            var r = (d + Math.random() * 16) % 16 | 0
            d = Math.floor(d / 16)
            return (c == 'x' ? r : (r & 0x7 | 0x8)).toString(16)
        })
        return guid
    },
    randnum: function(n) {
        var rnd = "";
        for (var i = 0; i < n; i++)
            rnd += Math.floor(Math.random() * 10);
        return rnd;
    },
    bin2hex: function(str) {
        var data = "";
        for (var i = 0; i < str.length; i++) {
            if (data === "") {
                data = str.charCodeAt(i).toString(16);
            } else {
                data += str.charCodeAt(i).toString(16);
            }
        }
        return data;
    },
    md5: function(string, mod) {
        function RotateLeft(lValue, iShiftBits) {
            return lValue << iShiftBits | lValue >>> 32 - iShiftBits;
        }

        function AddUnsigned(lX, lY) {
            var lX4, lY4, lX8, lY8, lResult;
            lX8 = lX & 2147483648;
            lY8 = lY & 2147483648;
            lX4 = lX & 1073741824;
            lY4 = lY & 1073741824;
            lResult = (lX & 1073741823) + (lY & 1073741823);
            if (lX4 & lY4) {
                return lResult ^ 2147483648 ^ lX8 ^ lY8;
            }
            if (lX4 | lY4) {
                if (lResult & 1073741824) {
                    return lResult ^ 3221225472 ^ lX8 ^ lY8;
                } else {
                    return lResult ^ 1073741824 ^ lX8 ^ lY8;
                }
            } else {
                return lResult ^ lX8 ^ lY8;
            }
        }

        function F(x, y, z) {
            return x & y | ~x & z;
        }

        function G(x, y, z) {
            return x & z | y & ~z;
        }

        function H(x, y, z) {
            return x ^ y ^ z;
        }

        function I(x, y, z) {
            return y ^ (x | ~z);
        }

        function FF(a, b, c, d, x, s, ac) {
            a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
            return AddUnsigned(RotateLeft(a, s), b);
        }

        function GG(a, b, c, d, x, s, ac) {
            a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
            return AddUnsigned(RotateLeft(a, s), b);
        }

        function HH(a, b, c, d, x, s, ac) {
            a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
            return AddUnsigned(RotateLeft(a, s), b);
        }

        function II(a, b, c, d, x, s, ac) {
            a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
            return AddUnsigned(RotateLeft(a, s), b);
        }

        function ConvertToWordArray(string) {
            var lWordCount;
            var lMessageLength = string.length;
            var lNumberOfWords_temp1 = lMessageLength + 8;
            var lNumberOfWords_temp2 = (lNumberOfWords_temp1 - lNumberOfWords_temp1 % 64) / 64;
            var lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;
            var lWordArray = Array(lNumberOfWords - 1);
            var lBytePosition = 0;
            var lByteCount = 0;
            while (lByteCount < lMessageLength) {
                lWordCount = (lByteCount - lByteCount % 4) / 4;
                lBytePosition = lByteCount % 4 * 8;
                lWordArray[lWordCount] = lWordArray[lWordCount] | string.charCodeAt(lByteCount) << lBytePosition;
                lByteCount++;
            }
            lWordCount = (lByteCount - lByteCount % 4) / 4;
            lBytePosition = lByteCount % 4 * 8;
            lWordArray[lWordCount] = lWordArray[lWordCount] | 128 << lBytePosition;
            lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
            lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
            return lWordArray;
        }

        function WordToHex(lValue) {
            var WordToHexValue = "",
                WordToHexValue_temp = "",
                lByte, lCount;
            for (lCount = 0; lCount <= 3; lCount++) {
                lByte = lValue >>> lCount * 8 & 255;
                WordToHexValue_temp = "0" + lByte.toString(16);
                WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2);
            }
            return WordToHexValue;
        }

        function Utf8Encode(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;
        }
        var x = Array();
        var k, AA, BB, CC, DD, a, b, c, d;
        var S11 = 7,
            S12 = 12,
            S13 = 17,
            S14 = 22;
        var S21 = 5,
            S22 = 9,
            S23 = 14,
            S24 = 20;
        var S31 = 4,
            S32 = 11,
            S33 = 16,
            S34 = 23;
        var S41 = 6,
            S42 = 10,
            S43 = 15,
            S44 = 21;
        string = Utf8Encode(string);
        x = ConvertToWordArray(string);
        a = 1732584193;
        b = 4023233417;
        c = 2562383102;
        d = 271733878;
        for (k = 0; k < x.length; k += 16) {
            AA = a;
            BB = b;
            CC = c;
            DD = d;
            a = FF(a, b, c, d, x[k + 0], S11, 3614090360);
            d = FF(d, a, b, c, x[k + 1], S12, 3905402710);
            c = FF(c, d, a, b, x[k + 2], S13, 606105819);
            b = FF(b, c, d, a, x[k + 3], S14, 3250441966);
            a = FF(a, b, c, d, x[k + 4], S11, 4118548399);
            d = FF(d, a, b, c, x[k + 5], S12, 1200080426);
            c = FF(c, d, a, b, x[k + 6], S13, 2821735955);
            b = FF(b, c, d, a, x[k + 7], S14, 4249261313);
            a = FF(a, b, c, d, x[k + 8], S11, 1770035416);
            d = FF(d, a, b, c, x[k + 9], S12, 2336552879);
            c = FF(c, d, a, b, x[k + 10], S13, 4294925233);
            b = FF(b, c, d, a, x[k + 11], S14, 2304563134);
            a = FF(a, b, c, d, x[k + 12], S11, 1804603682);
            d = FF(d, a, b, c, x[k + 13], S12, 4254626195);
            c = FF(c, d, a, b, x[k + 14], S13, 2792965006);
            b = FF(b, c, d, a, x[k + 15], S14, 1236535329);
            a = GG(a, b, c, d, x[k + 1], S21, 4129170786);
            d = GG(d, a, b, c, x[k + 6], S22, 3225465664);
            c = GG(c, d, a, b, x[k + 11], S23, 643717713);
            b = GG(b, c, d, a, x[k + 0], S24, 3921069994);
            a = GG(a, b, c, d, x[k + 5], S21, 3593408605);
            d = GG(d, a, b, c, x[k + 10], S22, 38016083);
            c = GG(c, d, a, b, x[k + 15], S23, 3634488961);
            b = GG(b, c, d, a, x[k + 4], S24, 3889429448);
            a = GG(a, b, c, d, x[k + 9], S21, 568446438);
            d = GG(d, a, b, c, x[k + 14], S22, 3275163606);
            c = GG(c, d, a, b, x[k + 3], S23, 4107603335);
            b = GG(b, c, d, a, x[k + 8], S24, 1163531501);
            a = GG(a, b, c, d, x[k + 13], S21, 2850285829);
            d = GG(d, a, b, c, x[k + 2], S22, 4243563512);
            c = GG(c, d, a, b, x[k + 7], S23, 1735328473);
            b = GG(b, c, d, a, x[k + 12], S24, 2368359562);
            a = HH(a, b, c, d, x[k + 5], S31, 4294588738);
            d = HH(d, a, b, c, x[k + 8], S32, 2272392833);
            c = HH(c, d, a, b, x[k + 11], S33, 1839030562);
            b = HH(b, c, d, a, x[k + 14], S34, 4259657740);
            a = HH(a, b, c, d, x[k + 1], S31, 2763975236);
            d = HH(d, a, b, c, x[k + 4], S32, 1272893353);
            c = HH(c, d, a, b, x[k + 7], S33, 4139469664);
            b = HH(b, c, d, a, x[k + 10], S34, 3200236656);
            a = HH(a, b, c, d, x[k + 13], S31, 681279174);
            d = HH(d, a, b, c, x[k + 0], S32, 3936430074);
            c = HH(c, d, a, b, x[k + 3], S33, 3572445317);
            b = HH(b, c, d, a, x[k + 6], S34, 76029189);
            a = HH(a, b, c, d, x[k + 9], S31, 3654602809);
            d = HH(d, a, b, c, x[k + 12], S32, 3873151461);
            c = HH(c, d, a, b, x[k + 15], S33, 530742520);
            b = HH(b, c, d, a, x[k + 2], S34, 3299628645);
            a = II(a, b, c, d, x[k + 0], S41, 4096336452);
            d = II(d, a, b, c, x[k + 7], S42, 1126891415);
            c = II(c, d, a, b, x[k + 14], S43, 2878612391);
            b = II(b, c, d, a, x[k + 5], S44, 4237533241);
            a = II(a, b, c, d, x[k + 12], S41, 1700485571);
            d = II(d, a, b, c, x[k + 3], S42, 2399980690);
            c = II(c, d, a, b, x[k + 10], S43, 4293915773);
            b = II(b, c, d, a, x[k + 1], S44, 2240044497);
            a = II(a, b, c, d, x[k + 8], S41, 1873313359);
            d = II(d, a, b, c, x[k + 15], S42, 4264355552);
            c = II(c, d, a, b, x[k + 6], S43, 2734768916);
            b = II(b, c, d, a, x[k + 13], S44, 1309151649);
            a = II(a, b, c, d, x[k + 4], S41, 4149444226);
            d = II(d, a, b, c, x[k + 11], S42, 3174756917);
            c = II(c, d, a, b, x[k + 2], S43, 718787259);
            b = II(b, c, d, a, x[k + 9], S44, 3951481745);
            a = AddUnsigned(a, AA);
            b = AddUnsigned(b, BB);
            c = AddUnsigned(c, CC);
            d = AddUnsigned(d, DD);
        }

        if (mod == 16) {
            var temp = WordToHex(b) + WordToHex(c);
        } else {
            var temp = WordToHex(a) + WordToHex(b) + WordToHex(c) + WordToHex(d);
        }

        return temp.toLowerCase();
    }
}