Hello world
一、安装 typescript
npm install -g typescript
二、配置 ts 解释器
生成配置文件:
tsc --init
替换以下配置内容:
{
"compilerOptions": {
"target": "es2016",
"module": "commonjs",
"rootDir": "./src",
"outDir": "./dist",
"removeComments": true,
"noEmitOnError": true,
"esModuleInterop": true,
"forceConsistentCasingInFileNames": true,
"strict": true,
"skipLibCheck": true,
"noUnusedParameters": true,
"noImplicitReturns": true,
"noUnusedLocals": true
}
}
三、Hello-world
新建src/hello.ts
,并替换以下内容:
let message: string = "Hello world!";
console.log(message);
编译文件:
tsc