Category: JavaScript日本語はこちら
<script>
function digs(num) {
return ( num < 10 )?num = "0" + num:num = num
}
function Watch() {
var date = new Date();
var nowHour = digs( date.getHours() );
var nowMin = digs( date.getMinutes() );
var nowSec = digs( date.getSeconds() );
var msg = nowHour + ":" + nowMin + ":" + nowSec;
document.getElementById("Watch").innerHTML = msg;
}
setInterval('Watch()',500);
</script>
<div id="Watch">00:00:00</div>JavaScript’s date/time acquisition is special, and is in the form of a “get” for each.
In the sample program, the date/time information is updated every 500 ms, and the id is reflected in the Watch div.
The code is so simple that a detailed explanation is omitted.
The sample programs are released under the MIT License.
Please refer to the following terms of use before use.
Terms of Use of Source Code (Lang: Japanese)