...進(jìn)行排序(具體可查看官網(wǎng)) $data[] = array(volume => 67, edition => 2); $data[] = array(volume => 86, edition => 1); $data[] = array(volume => 85, edition => 6); $data[] = array(volume => 98, edition => 2); $da...
...ssional JavaScript, authors: [ Nicholas C. Zakas ], edition: 3, year: 2011 }, { title: Professional JavaScript, authors: [ Nicholas C. Zakas ], editi...
...var book = { title: javascript, authors: [oliver, troy], edition: 2, year: 2000, other: undefined //被忽略 }; var jsontext = JSON.stringify(book); console.log(jsontext); //{title...
...ok = { title:Professional JavaScript, edition:3, year:2011, authors:[ EvanChen, Nicholas ...
...: var book = { title: Professional JS, authors: [abc, def], edition: 3, year: 2011 } 第一個(gè)參數(shù)是數(shù)組 var jsonText1 = JSON.stringify(book, [title, edition]) console.log(jsonText1) // {title:Profess...
...bject.defindProperty()來(lái)定義。如: var book = { _year: 2004, edition: 1 }; Object.defineProperty(book, year, { get: function(){ return this._year; }, set: function(newValue){...
...ks = { title:挪威的森林, authors:[村上春樹(shù)], edition:3, year:2011 }; var jsonText = JSON.stringify(books,[title,edition]); console.log(jsonText); //{title:挪威的森林,edition:3} 函數(shù)過(guò)濾器 函數(shù)過(guò)濾器中的函數(shù)接受...
...ok = {}; Object.defineProperties(book, { _year: { value: 2017 }, edition: { value: 1, writable: true, }, year: { get: function () { return this._year; }, set...
...見(jiàn)的記號(hào),表示只能通過(guò)對(duì)象的方法才能訪問(wèn)的屬性 edition:1 } Object.defineProperty(book,year,{ get:function(){ return this._year; //即默認(rèn)通過(guò) book.year獲取值的時(shí)候 返回的是 boot._year的值 }, set: function (value) ...
...。 class book{ constructor(){ this._year=2004; this.edition=1; } get year(){ return this._year; } set year(newVal){ if(newVal>2004){ t...
Eloquent Javascript, 3rd Edition 作者:?Marijn Haverbeke出版社:?No Starch Press副標(biāo)題:?A Modern Introduction to Programming出版年:?2018-10-30頁(yè)數(shù):?472定價(jià):?GBP 30.04裝幀:?PaperbackISBN:?9781593279509 內(nèi)容簡(jiǎn)介 · · · · · ·...
....defineProperty()來(lái)定義。 var book = { _year:2004, edition:1 }; Object.defineProperty(book,year,{ get:function () { return this._year; }, ...
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