js的一些高级用法也不要使用，尽量换成常见的
比如字符串拼接：
var name = "道无涯i"
var b = `我是${name}`//这样会报错
var b = "我是"+name //这样就不会报错
javascript示例代码
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.getUTCFullYear()
+ "-"
+ 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");
};
}
}());
// 上面的代码就是json解析库，不要去动，修改下面的调用函数就行
function json(obj) {
//假设obj是{"博主":"道无涯","博客地址":"www.daowuya.love","微信公众号":"无涯科技"}
var data = JSON.parse(obj);
var 博主=data.博主;
var 博客地址=data.博客地址;
var 微信公众号=data.微信公众号;
return 博主+"----"+博客地址+"----"+微信公众号;
}
易语言示例代码
.版本 2
.支持库 spec
.局部变量 json待解析, 文本型
.局部变量 运行js, 类_脚本组件
.局部变量 js运行结果, 文本型
.局部变量 分割结果数组, 文本型, , "0"
json待解析 ＝ “{” ＋ #引号 ＋ “博主” ＋ #引号 ＋ “:” ＋ #引号 ＋ “道无涯” ＋ #引号 ＋ “,” ＋ #引号 ＋ “博客地址” ＋ #引号 ＋ “:” ＋ #引号 ＋ “www.daowuya.love” ＋ #引号 ＋ “,” ＋ #引号 ＋ “微信公众号” ＋ #引号 ＋ “:” ＋ #引号 ＋ “无涯科技” ＋ #引号 ＋ “}”
运行js.执行 (#js代码)
js运行结果 ＝ 运行js.运行 (“json”, json待解析)
文本_分割文本 (js运行结果, “----”, , 分割结果数组)
.如果 (取数组成员数 (分割结果数组) ＞ 1)
调试输出 (分割结果数组 [1] ＋ #换行符 ＋ 分割结果数组 [2] ＋ #换行符 ＋ 分割结果数组 [3])
.否则
调试输出 (“json解析失败”)
.如果结束
