spread (...) 语法允许迭代数组或字符串等可迭代字符串在预期有零个或更多参数(用于函数调用)或元素(用于数组字面量)的地方进行扩展。在对象字面量中,扩展语法枚举对象的属性,并将键值对添加到正在创建的对象中。 展开语法看起来与剩余参数语法一模一样。在某种程度上,扩展语法与剩余参数语法正好相反。扩展语法是...
Spread operation in function calls No support 46 27.0 (27) No support No support 8 46 Spread operation in destructuring No support No support 34 (34) ? ? ? No support See also Rest parameters Document Tags and Contributors Tags: ECMAScript6 Iterator JavaScript operator Operator Contributors ...
Spread operator No support 49.0 34.0 (34) ? ? ? 49.0 [1] Requires "Enable experimental Javascript features" to be enabled under `about:flags` Firefox-specific notes Firefox provided a non-standard language extension in JS1.7 for destructuring. This extension has been removed in Gecko 40 (Firef...
问JavaScript参数对象MDN指南ENfunctionsomeFunc(){varargs=Array.prototype.slice.call(arguments);returnarg...
URL:/zh-TW/docs/Web/JavaScript/Reference/Operators Title:運算式與運算子 Flaw count: 51 broken_links: /zh-TW/docs/Web/JavaScript/Reference/Operators/Conditional_Operator is ill cased macros: Can't resolve /zh-TW/docs/Web/JavaScript/Reference/Operators%2FSpread_operator ...
URL:/pt-BR/docs/Web/JavaScript/Guide/Iterators_and_Generators Title:Iteratores e geradores Flaw count: 5 macros: /pt-BR/docs/Web/JavaScript/Reference/Operators/Spread_operator does not exist but fell back to /en-US/docs/Web/JavaScript/Reference/Operators/Spread_syntax ...
JavaScript operator: Spread syntax (...) Global usage 95.23% + 0% = 95.23% IE ❌ 6 - 10: Not supported ❌ 11: Not supported Edge ✅ 12 - 135: Supported ✅ 136: Supported Firefox ❌ 2 - 15: Not supported ✅ 16 - 137: Supported ✅ 138: Supported ✅ 139 - 141: ...
Opera ❌ 10 - 46: Not supported ✅ 47 - 116: Supported ✅ 117: Supported Safari on iOS ❌ 3.2 - 11.2: Not supported ✅ 11.3 - 18.3: Supported ✅ 18.4: Supported ✅ 18.5: Supported Opera Mini ﹖all: Support unknown Android Browser ❌ 2.1 - 4.4.4: Not supported ✅ 135...
JavaScript URI Colaboradores en esta página: SphinxKnight, teoli, ADP13, Mgjbot, Sheppy Última actualización por: SphinxKnight, 19 nov. 2014 12:20:16 Ver también JavaScript Tutorials: JavaScript Guide Introduction Grammar and types Control flow and error handling Loops and iteration Functio...
函式是構成javascript的基本要素之一。一個函式本身就是一段JavaScript程序—包含用於執行某一個任務或計算的語法。要呼叫某一個函式之前,你必需先在這個函式欲執行的scope中定義它。定義函式一個函式的定義由一系列的函式關鍵詞組成, 依次為:函式的名稱。 包圍在括號()中,並由逗號區隔的一個函式參數列表。