情報学部 | 菅沼ホーム | 目次 | 索引 |
プログラム(下がそのソースコード)は,各メソッドの使用例である.
<!DOCTYPE HTML> <HTML> <HEAD> <TITLE>Date</TITLE> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=utf-8"> <META NAME=viewport CONTENT="width=device-width, initial-scale=1"> <LINK REL="stylesheet" TYPE="text/css" HREF="../../../master.css"> </HEAD> <BODY CLASS="white"> <H1 STYLE="text-align: center">Date オブジェクト</H1> <SCRIPT TYPE="text/javascript"> let now = new Date(); document.writeln("<DL>"); document.writeln("<DT>現在時刻等の取得"); document.writeln("<DD>現在時刻( toLocaleString ): " + now.toLocaleString()); document.writeln("<DD>現在時刻(UTC)( toUTCString ): " + now.toUTCString()); document.writeln("<DD>グリニッジ標準時( toGMTString ): " + now.toGMTString()); document.writeln("<DD>時差(分)( getTimezoneOffset ): " + now.getTimezoneOffset()); document.writeln("<DD>年( getYear ): " + now.getYear()); document.writeln("<DD>年(4桁)( getFullYear ): " + now.getFullYear()); document.writeln("<DD>年(UTC)( getUTCFullYear ): " + now.getUTCFullYear()); document.writeln("<DD>月(0~11)( getMonth ): " + now.getMonth()); document.writeln("<DD>月(0~11,UTC)( getUTCMonth ): " + now.getUTCMonth()); document.writeln("<DD>日( getDate ): " + now.getDate()); document.writeln("<DD>日(UTC)( getUTCDate ): " + now.getUTCDate()); document.writeln("<DD>曜日(0:日~6:土)( getDay ): " + now.getDay()); document.writeln("<DD>曜日(0:日~6:土,UTC)( getUTCDay ): " + now.getUTCDay()); document.writeln("<DD>時間( getHours ): " + now.getHours()); document.writeln("<DD>時間(UTC)( getUTCHours ): " + now.getUTCHours()); document.writeln("<DD>分( getMinutes ): " + now.getMinutes()); document.writeln("<DD>分(UTC)( getUTCMinutes ): " + now.getUTCMinutes()); document.writeln("<DD>秒( getSeconds ): " + now.getSeconds()); document.writeln("<DD>秒(UTC)( getUTCSeconds ): " + now.getUTCSeconds()); document.writeln("<DD>ミリ秒( getMilliseconds ): " + now.getMilliseconds()); document.writeln("<DD>ミリ秒(UTC)( getUTCMilliseconds ): " + now.getUTCMilliseconds()); document.writeln("<DD>経過秒数(ミリ秒)( getTime ): " + now.getTime()); document.writeln("<DT>指定した時間までの経過秒数"); document.writeln("<DD>経過秒数(ミリ秒)( parse ): " + Date.parse("2006/2/17:9:36:0")); document.writeln("<DT>時間の設定"); now = new Date("jan 1, 2020 12:00:00"); document.writeln("<DD>修正前(jan 1, 2020 12:00:00): " + now.toLocaleString()); now.setYear(2001); now.setFullYear(2001); now.setMonth(1); now.setDate(2); now.setHours(13); now.setMinutes(1); now.setSeconds(2); document.writeln("<DD>修正後(feb 2, 2001 13:01:02): " + now.toLocaleString()); now.setUTCFullYear(2001); now.setUTCMonth(1); now.setUTCDate(2); now.setUTCHours(13); now.setUTCMinutes(1); now.setUTCSeconds(2); document.writeln("<DD>修正後(feb 2, 2001 13:01:02,UTC): " + now.toLocaleString()); document.writeln("</DL>"); </SCRIPT></BODY> </HTML>
情報学部 | 菅沼ホーム | 目次 | 索引 |