跳至主要內容

@babel/plugin-transform-literals

資訊

此外掛程式包含在 @babel/preset-env

範例

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

輸出

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

安裝

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

使用

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

透過 CLI

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

透過 Node API

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