JS手机发送短信案例 点击无效果

这个代码点击后没有效果，不知道是哪里出错了

html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Documenttitle>
head>
<body>
    手机号码： <input type="number"><button>发送button>
    <script>
        var btn = document.querySelector('button');
        var time = 3; //定义剩下的秒数
        btn.addEventListener('cilck', function() {
            btn.disabled = true;
            var timer = setInterval(function() {
                if (time == 0) {
                    //清除定时器和复原按钮
                    clearInterval(timer);
                    btn.disabled = false;
                    btn.innerHTML = '发送';
                    time = 3;
                } else {
                    btn.innerHTML = '还剩下' + time + '秒';
                    time--;
                }
            }, 1000);
        })
    script>
body>
html>

click 不是 cilck

img


<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    手机号码： <input type="number"><button>发送</button>
    <script>
        var btn = document.querySelector('button');
        var time = 3; //定义剩下的秒数
        btn.addEventListener('click', function() {
            btn.disabled = true;
            var timer = setInterval(function() {
                if (time == 0) {
                    //清除定时器和复原按钮
                    clearInterval(timer);
                    btn.disabled = false;
                    btn.innerHTML = '发送';
                    time = 3;
                } else {
                    btn.innerHTML = '还剩下' + time + '秒';
                    time--;
                }
            }, 1000);
        })
    </script>
</body>
</html>

打开f12查看一下哪里报错了

换个方法绑定


  btn.onclick=()=>{
          console.log(11,btn)
        }

你先确定你的方法是否被调用

确实没报错， 你连这个 button标签都没拿到