尝试在 Javascript 中隐藏表单时遇到此问题。
这是我的 HTML:
<!DOCTYPE html>
<html>
<head>
<title>Timer</title>
<link rel="stylesheet" href="style.css">
<script src="javascript.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
<link href='https://fonts.googleapis.com/css?family=Roboto:400,300' rel='stylesheet' type='text/css'>
</head>
<body>
<div id="wrapper">
<div id="time">00:00:00</div>
<form id="myform">
<input type="text" autocomplete="off" id="box" placeholder="00:00:00" onkeypress="checkBox(event)">
</form>
</div>
</body>
</html>
这是我的 JS:
function timer(time) {
document.getElementById("myform").style.display = "none";
document.getElementById("time").style.display = "inline";
var interval = setInterval(function () {
if (time == 0) {
time = 299;
} else {
var newTime = timeFormat(time);
document.getElementById("time").innerHTML = newTime;
document.title = newTime;
time--;
}
}, 1000);
}
function checkBox(event) {
if (event.keyCode == 13) {
var string = document.getElementById("box").value;
var numTest = string;
if (string.length != 0) {
var numOfColons = string.split(":").length - 1;
var hr = 0;
var min = 0;
var sec = 0;
if (numOfColons == 2) {
numTest = numTest.replace(":", "");
numTest = numTest.replace(":", "");
hr = string.substring(0, string.indexOf(":"));
string = string.replace(string.substring(0, string.indexOf(":")+1), "");
min = string.substring(0, string.indexOf(":"));
string = string.replace(string.substring(0, string.indexOf(":")+1), "");
sec = string.substring(0, string.length);
} else if (numOfColons == 1) {
numTest = numTest.replace(":", "");
min = string.substring(0, string.indexOf(":"));
string = string.replace(string.substring(0, string.indexOf(":")+1), "");
sec = string.substring(0, string.length);
} else if (numOfColons == 0) {
sec = string;
}
hr = parseInt(hr);
min = parseInt(min);
sec = parseInt(sec);
if(/^\d+$/.test(numTest)) {
var totalSec = hr*3600 + min*60 + sec;
if (totalSec > 0) {
timer(totalSec);
}
}
}
}
}
function focus() {
document.getElementById("box").focus();
}
function timeFormat(time) {
var sec = time % 60;
var totalMin = time / 60;
var min = Math.floor(totalMin % 60);
var string = "";
if (min == 0 && sec < 10) {
string = "0:0" + sec;
} else if (min == 0) {
string = "0:" + sec;
} else if (sec < 10) {
string = min + ":0" + sec;
} else {
string = min + ":" + sec;
}
return string;
}
请注意,我没有使用按钮来触发表单提交,我只是使用 onkeypress 事件来检测用户是否按下了 Enter 按钮(我想要一个更简洁的设计)。每当调用计时器函数时,文本框都会闪烁,就像关闭一秒钟,然后立即重新打开。我不知道问题是什么。我在控制台中也没有收到任何错误。
最佳答案
我不确定您想要实现什么目标,但是通过查看您的代码,在重新加载页面时点击输入结果,因此我无法看到结果。
但是,我建议您使用 jQuery 来隐藏显示结果,因为您已经在调用脚本
$('#myform').hide();
$('#time').show();
关于javascript - 无法在JS中隐藏表单,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/36297245/