最贊回答 / 瓦洛佳YUP
function mytype(val){? if(typeof val === "string"){? ? console.log('字符串');? }else if(typeof val === "number"){? ? console.log("數字");? }}mytype("");
2021-11-01
最贊回答 / qq_慕設計8188320
<!DOCTYPE html><html> <head> <meta charset="utf-8"> <title></title> <script type="text/javascript"> function openwindow(){ var URL = prompt("請輸入你的網址或選擇默認網址", 'https://www.imoo...
2021-09-16