# Hello Markdown ```js console.log("Hello World"); ``` ```javascript console.log("Hello World2"); ``` ```ts function hello(name: string) { console.log(name); } hello("alice"); ``` ```typescript function foo(): number { return 2; } ``` ```jsonc { // Comment in JSON "key": "value", "key2": "value2" } ``` ```json { "numbers": ["1", "2"] } ``` ```yaml - item1 - item2 ``` ```css #app > .btn { color: #000; } ```