AST: Abstract Syntax Tree

 <h1>My First Heading</h1>

AST: ¹

tag(h1) {
    type:"tag",
    name:"h1",
    attribs: {}
   - children:[
              -tree: {
                        data:"My First Heading",
                        type:"text"
                        startIndex:5
                      }
    ]
    -startIndex:1
}

¹. https://astexplorer.net/ ↩