摘要:
<HTML> <head> <meta charset="utf-8" /> <title></title> <style> *{ margin:0; padding:0 } .meun { list-style: none; display: flex; margin: 10px 0; } .me 阅读全文
摘要:
fieldset:对表单进行分组,一个表单可以有多个fieldset。legend:说明每组的内容描述。 <HTML> <head> <meta charset="utf-8" /> <title></title> </head> <body> <form action="http://www.dr 阅读全文
摘要:
let a : number = 10 let b : boolean = false let c : string = 'zzh' let d : number[] = [1,2,3] let e : Array<string> = ['zz','aa'] let f : [number, str 阅读全文