用JSp原始时间：span id=origin-time2022-06-19spanpp原始时间：span id=origin-time2022-06-09spanpp原始时间：span id=origin-time2022-06-09spanpp原始时间：span id=origin-time2022-06-09spanpp原始时间：span id=origin-time2022-06-09sp
<!DOCTYPE html>
<html>
<head>
<title>时间判断</title>
<meta charset="utf-8">
<script type="text/javascript">
function updateTime() {
var now = new Date();
var year = now.getFullYear();
var month = now.getMonth() + 1;
var day = now.getDate();
var today = year + '-' + (month < 10 ? '0' + month : month) + '-' + (day < 10 ? '0' + day : day);
var spans = document.querySelectorAll('#origin-time');
for (var i = 0; i < spans.length; i++) {
if (spans[i].innerHTML !== today) {
spans[i].innerHTML = today;
}
}
}
</script>
</head>
<body onload="updateTime()">
<p>原始时间：<span id="origin-time">2022-06-19</span></p>
<p>原始时间：<span id="origin-time">2022-06-09</span></p>
<p>原始时间：<span id="origin-time">2022-06-09</span></p>
<p>原始时间：<span id="origin-time">2022-06-09</span></p>
<p>原始时间：<span id="origin-time">2022-06-09</span></p>
<p>原始时间：<span id="origin-time">2022-06-09</span></p>
</body>
</html>
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