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发表于 2018-6-25 19:49:26
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显示全部楼层
江苏省苏州市
if (typeof JSON !== "object") {
JSON = {};
}(function () {
"use strict";
var rx_one = /^[\],:{}\s]*$/;
var rx_two = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;
var rx_three = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;
var rx_four = /(?:^|:|,)(?:\s*\[)+/g;
var rx_escapable = /[\\"\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
var rx_dangerous = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
function f(n) {
return n < 10 ? "0" + n : n;
}
function this_value() {
return this.valueOf();
}
if (typeof Date.prototype.toJSON !== "function") {
Date.prototype.toJSON = function () {
return isFinite(this.valueOf()) ? this.getUT*FlYear() + "-" + f(this.getUTCMonth() + 1) + "-" + f(this.getUTCDate()) + "T" + f(this.getUTCHours()) + ":" + f(this.getUTCMinutes()) + ":" + f(this.getUTCSeconds()) + "Z" : null;
};
Boolean.prototype.toJSON = this_value;
Number.prototype.toJSON = this_value;
String.prototype.toJSON = this_value;
}
var gap;
var indent;
var meta;
var rep;
function quote(string) {
rx_escapable.lastIndex = 0;
return rx_escapable.test(string) ? "\"" + string.replace(rx_escapable, function (a) {
var c = meta[a];
return typeof c === "string" ? c : "\\u" + ("0000" + a.charCodeAt(0).toString(16)).slice(-4);
}) + "\"" : "\"" + string + "\"";
}
function str(key, holder) {
var i;
var k;
var v;
var length;
var mind = gap;
var partial;
var value = holder[key];
if (value && typeof value === "object" && typeof value.toJSON === "function") {
value = value.toJSON(key);
}
if (typeof rep === "function") {
value = rep.call(holder, key, value);
}
switch (typeof value) {
case "string":
return quote(value);
case "number":
return isFinite(value) ? String(value) : "null";
case "boolean":
case "null":
return String(value);
case "object":
if (!value) {
return "null";
}
gap += indent;
partial = [];
if (Object.prototype.toString.apply(value) === "[object Array]") {
length = value.length;
for (i = 0; i < length; i += 1) {
partial[i] = str(i, value) || "null";
}
v = partial.length === 0 ? "[]" : gap ? "[\n" + gap + partial.join(",\n" + gap) + "\n" + mind + "]" : "[" + partial.join(",") + "]";
gap = mind;
return v;
}
if (rep && typeof rep === "object") {
length = rep.length;
for (i = 0; i < length; i += 1) {
if (typeof rep[i] === "string") {
k = rep[i];
v = str(k, value);
if (v) {
partial.push(quote(k) + (gap ? ": " : ":") + v);
}
}
}
} else {
for (k in value) {
if (Object.prototype.hasOwnProperty.call(value, k)) {
v = str(k, value);
if (v) {
partial.push(quote(k) + (gap ? ": " : ":") + v);
}
}
}
}
v = partial.length === 0 ? "{}" : gap ? "{\n" + gap + partial.join(",\n" + gap) + "\n" + mind + "}" : "{" + partial.join(",") + "}";
gap = mind;
return v;
}
}
if (typeof JSON.stringify !== "function") {
meta = {
"\b": "\\b",
"\t": "\\t",
"\n": "\\n",
"\f": "\\f",
"\r": "\\r",
"\"": "\\\"",
"\\": "\\\\"
};
JSON.stringify = function (value, replacer, space) {
var i;
gap = "";
indent = "";
if (typeof space === "number") {
for (i = 0; i < space; i += 1) {
indent += " ";
}
} else if (typeof space === "string") {
indent = space;
}
rep = replacer;
if (replacer && typeof replacer !== "function" && (typeof replacer !== "object" || typeof replacer.length !== "number")) {
throw new Error("JSON.stringify");
}
return str("", {
"": value
});
};
}
if (typeof JSON.parse !== "function") {
JSON.parse = function (text, reviver) {
var j;
function walk(holder, key) {
var k;
var v;
var value = holder[key];
if (value && typeof value === "object") {
for (k in value) {
if (Object.prototype.hasOwnProperty.call(value, k)) {
v = walk(value, k);
if (v !== undefined) {
value[k] = v;
} else {
delete value[k];
}
}
}
}
return reviver.call(holder, key, value);
}
text = String(text);
rx_dangerous.lastIndex = 0;
if (rx_dangerous.test(text)) {
text = text.replace(rx_dangerous, function (a) {
return "\\u" + ("0000" + a.charCodeAt(0).toString(16)).slice(-4);
});
}
if (rx_one.test(text.replace(rx_two, "@").replace(rx_three, "]").replace(rx_four, ""))) {
j = eval("(" + text + ")");
return (typeof reviver === "function") ? walk({
"": j
}, "") : j;
}
throw new SyntaxError("JSON.parse");
};
}
}());
function test(){
var students = new Array();
students[0] = "pika";
students[1] = "hello";
students[2] = "hey";
var json = JSON.stringify(students);
return json
}
大约这样吧 |
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热心帮助他人,荣誉+1,希望继续努力(*^__^*) 嘻嘻! |
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