Javascript实现仿QQ随机数验证
本文实例为大家分享了Javascript实现仿QQ随机数验证的具体代码,供大家参考,具体内容如下
效果图
下面是贴出完整代码
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> </head> <style> .wrap { width: 800px; height: 600px; border: 1px solid red; position: relative; } .just { padding: 10px; position: absolute; border: 1px solid red; } .garden { width: 35px; height: 35px; text-align: center; line-height: 35px; position: absolute; border: 1px solid blue; border-radius: 50%; } </style> <body> <div class="wrap"> </div> </body> <script> var wrap = document.querySelector(".wrap") var arr = ["气定神闲", "飞蛾扑火", "高瞻远瞩", "同甘共苦"] var num = Math.floor(Math.random() * arr.length); for (var i = 0; i < arr[num].length; i++) { let x = Math.floor(Math.random() * 800) + 1 let y = Math.floor(Math.random() * 600) + 1 let div = document.createElement("div"); div.setAttribute("style", "left:" + x + "px;top:" + y + "px"); div.classList.add("just") div.innerText = arr[num][i] wrap.appendChild(div) } var index = 0; var str = ""; wrap.addEventListener("click", (e) => { index++ let x = e.clientX - 17.25; let y = e.clientY - 17.25; if (e.target.innerText.length == 1) { str += e.target.innerText; console.log(e.target.innerText); } else { console.log("无效点击") } let div = document.createElement("div"); div.setAttribute("style", "left:" + x + "px;top:" + y + "px"); div.innerText = index div.classList.add("garden") wrap.appendChild(div) if (index == 4) { setTimeout(() => { if (str == arr[num]) { console.log("验证成功") alert("验证成功") } else { alert("验证失败") } }) } }) var newdiv = document.createElement("div") newdiv.innerText = "请顺序点击:" + arr[num] document.body.appendChild(newdiv) </script> </html>
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