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@babel/plugin-transform-literals

信息

此插件包含在 @babel/preset-env 中

¥This plugin is included in @babel/preset-env

示例​

¥Example

输入

¥In

JavaScript
var b = 0b11; // binary integer literal
var o = 0o7; // octal integer literal
const u = "Hello\u{000A}\u{0009}!"; // unicode string literals, newline and tab

输出

¥Out

JavaScript
var b = 3; // binary integer literal
var o = 7; // octal integer literal
const u = "Hello\n\t!"; // unicode string literals, newline and tab

安装​

¥Installation

npm install --save-dev @babel/plugin-transform-literals

用法​

¥Usage

¥With a configuration file (Recommended)

babel.config.json
{
  "plugins": ["@babel/plugin-transform-literals"]
}

通过 CLI​

¥Via CLI

Shell
babel --plugins @babel/plugin-transform-literals script.js

通过 Node API​

¥Via Node API

JavaScript
require("@babel/core").transformSync("code", {
  plugins: ["@babel/plugin-transform-literals"],
});