From 0f214662ca98fb0421663a83a736bf82edcb23f9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E7=8E=8B=E7=A6=8F=E5=AE=97?= Date: Wed, 8 May 2019 18:42:07 +0800 Subject: [PATCH] =?UTF-8?q?Symble=20toString=20=E4=BF=AE=E6=94=B9=E4=B8=BA?= =?UTF-8?q?=E5=87=BD=E6=95=B0=E6=89=A7=E8=A1=8C?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- docs/symbol.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/symbol.md b/docs/symbol.md index e74e7f9..3233e80 100644 --- a/docs/symbol.md +++ b/docs/symbol.md @@ -115,7 +115,7 @@ const sym = Symbol('foo'); const sym = Symbol('foo'); String(sym) // "Symbol(foo)" -sym.toString // "Symbol(foo)" +sym.toString() // "Symbol(foo)" ``` 上面的用法不是很方便。[ES2019](https://github.com/tc39/proposal-Symbol-description) 提供了一个实例属性`description`,直接返回 Symbol 的描述。