一個簡單的文字提示框,可用於接口數據返回失敗時的文字提示,或用戶錯誤操作時的提示
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no,
minimal-ui"/>
<title></title>
<style type="text/css">
.text-tip {
display: block;
background:rgba(0,0,0,.7);
color: #fff;
padding: 10px 10px;
line-height: 18px;
position: fixed;
left: 50%;
bottom: 25%;
-webkit-transform: translate(-50%);
transform: translate(-50%);
border-radius: 3px;
display: none;
z-index: 9999;
font-size: 12px;
text-align: center;
}
</style>
</head>
<body>
<script>
function textTip(str, t, callBack) {
t = t || 2000;
var dom = document.createElement("p");
dom.setAttribute('class', 'text-tip');
document.body.appendChild(dom);
var mytip = document.querySelector('.text-tip')
mytip.style.display="block";
mytip.innerHTML = str;
var tipHeight = mytip.offsetHeight;
//文字兩行或兩行以上
if((tipHeight - 20)/18>1){
mytip.style.width = "55%";
}
setTimeout(function () {
mytip.style.display="none";
mytip.parentNode.removeChild(mytip);
if (callBack) {callBack();}
}, t);
}
textTip('2秒消失的提示框', 2000, function () {
console.log('提示框消失後,執行的回調。時間t與回調函數callBack可傳可不傳');
});
</script>
</body>
</html>