{"id":972,"date":"2019-02-22T00:57:27","date_gmt":"2019-02-21T15:57:27","guid":{"rendered":"https:\/\/chat-messenger.com\/?p=972"},"modified":"2019-06-30T18:43:45","modified_gmt":"2019-06-30T09:43:45","slug":"every-date-string-tocalendar","status":"publish","type":"post","link":"https:\/\/chat-messenger.com\/zh\/\u535a\u5ba2\/java\/\u6bcf\u4e2a\u65e5\u671f\u5b57\u7b26\u4e32\u5230\u65e5\u5386","title":{"rendered":"Java \u5c06\u4efb\u610f\u65e5\u671f\/\u65f6\u95f4\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u65e5\u671f\u6216\u65e5\u5386\u7c7b\u578b\u3002"},"content":{"rendered":"<h2 class=\"common_title\"><a name=\"0\">\u6bcf<strong>\u65e5\u671f<\/strong>\u4e2d\u70b9<strong>\u65f6\u95f4<\/strong>\u5b57\u7b26\u4e32<strong>java.util.Date.<\/strong>,,<strong>java.util.Calendar.<\/strong>\u8f6c\u53d8\u4e3a<\/a><\/h2>\n<p>Java \u5230\u4efb\u4f55<strong>\u65e5\u671f\u548c\u65f6\u95f4\u5b57\u7b26\u4e32<\/strong>\u5982\u679c\u53ef\u80fd\u7684\u8bdd\u3002 <strong>java.util.Calendar.<\/strong> ,, <strong>java.util.Date.<\/strong> \u8f6c\u6362\u4e3a\u7c7b\u578b\u7684\u793a\u4f8b\u7a0b\u5e8f\u3002<\/p>\n<p>\u8f6c\u6362\u8fc7\u7a0b\u5305\u62ec\u683c\u5f0f\u5316\u4e00\u6b21\u9ed8\u8ba4\u65e5\u671f\/\u65f6\u95f4\u5b57\u7b26\u4e32\uff0c\u7136\u540e <strong>java.util.Calendar.<\/strong> \u7c7b\u578b\u3002\u5982\u679c\u65e0\u6cd5\u8fdb\u884c\u8f6c\u6362\uff0c\u5219\u4f1a\u629b\u51fa IllegalArgumentException \u5f02\u5e38\u3002<\/p>\n<p>\u8fd8\u6709<strong>java.util.Date.<\/strong> \u65e5\u5386\u7c7b\u7684 getTime() \u65b9\u6cd5\u7528\u4e8e\u8f6c\u6362\u4e3a<\/p>\n<p>\u53ef\u8f6c\u6362\u7684\u65e5\u671f\u683c\u5f0f\u5305\u62ec<\/p>\n<div class=\"related\">\n<ul>\n<li><strong>\u5e74\/\u6708\/\u65e5<\/strong><\/li>\n<li><strong>\u5e74\/\u6708\/\u65e5<\/strong><\/li>\n<li><strong>\u5e74-\u6708-\u65e5<\/strong><\/li>\n<li><strong>yy-MM-dd\u3002<\/strong><\/li>\n<li><strong>yyyyMMdd<\/strong><\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u65f6\u95f4\u5b57\u6bb5\u4e5f\u53ef\u4e0e\u4e0a\u8ff0\u65f6\u95f4\u5b57\u6bb5\u7ed3\u5408\u4f7f\u7528\u3002<\/p>\n<ul>\n<li><strong>\u65f6\uff1a\u5206<\/strong><\/li>\n<li><strong>\u65f6\uff1a\u5206\uff1a\u79d2\u3002<\/strong><\/li>\n<li><strong>HH:mm:ss.SSS.<\/strong><\/li>\n<\/ul>\n<\/div>\n<h2 class=\"common_title\"><a name=\"1\">\u793a\u4f8b\u7a0b\u5e8f<\/a><\/h2>\n<p><textarea readonly=\"readonly\" style=\"font-size: 13px;height: 400px;\" class=\"src\" onclick=\"this.focus();this.select()\">\/**<br \/>\n * \u6307\u5b9a\u3055\u308c\u305f\u65e5\u4ed8\u30fb\u6642\u523b\u6587\u5b57\u5217\u3092\u3001\u53ef\u80fd\u3067\u3042\u308c\u3070<br \/>\n * Calendar\u30af\u30e9\u30b9\u306b\u5909\u63db\u3057\u307e\u3059\u3002<br \/>\n * \u4ee5\u4e0b\u306e\u5f62\u5f0f\u306e\u65e5\u4ed8\u6587\u5b57\u5217\u3092\u5909\u63db\u3067\u304d\u307e\u3059\u3002<br \/>\n *<br \/>\n * \u25cf\u5909\u63db\u53ef\u80fd\u306a\u5f62\u5f0f\u306f\u4ee5\u4e0b\u3068\u306a\u308a\u307e\u3059\u3002<br \/>\n *  yyyy\/MM\/dd<br \/>\n *  yy\/MM\/dd<br \/>\n *  yyyy-MM-dd<br \/>\n *  yy-MM-dd<br \/>\n *  yyyyMMdd<br \/>\n *<br \/>\n * \u4e0a\u8a18\u306b\u4ee5\u4e0b\u306e\u6642\u9593\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u7d44\u307f\u5408\u308f\u3055\u308c\u305f\u72b6\u614b<br \/>\n * \u3067\u3082\u6709\u52b9\u3067\u3059\u3002<br \/>\n *  HH:mm<br \/>\n *  HH:mm:ss<br \/>\n *  HH:mm:ss.SSS<br \/>\n *<br \/>\n * @param strDate \u65e5\u4ed8\u30fb\u6642\u523b\u6587\u5b57\u5217\u3002<br \/>\n * @return \u5909\u63db\u5f8c\u306eCalendar\u30af\u30e9\u30b9\u3002<br \/>\n * @throws IllegalArgumentException<br \/>\n *         \u65e5\u4ed8\u6587\u5b57\u5217\u304c\u5909\u63db\u4e0d\u53ef\u80fd\u306a\u5834\u5408<br \/>\n *         \u307e\u305f\u306f\u3001\u77db\u76fe\u3057\u3066\u3044\u308b\u5834\u5408\uff08\u4f8b\uff1a2000\/99\/99\uff09\u3002<br \/>\n *\/<br \/>\npublic static Calendar toCalendar(String strDate){<br \/>\n    strDate = format(strDate);<br \/>\n    Calendar cal = Calendar.getInstance();<br \/>\n    cal.setLenient(false);<\/p>\n<p>    int yyyy = Integer.parseInt(strDate.substring(0,4));<br \/>\n    int MM = Integer.parseInt(strDate.substring(5,7));<br \/>\n    int dd = Integer.parseInt(strDate.substring(8,10));<br \/>\n    int HH = cal.get(\u65e5\u5386.HOUR_OF_DAY);<br \/>\n    int mm = cal.get(\u65e5\u5386.\u5206\u949f);<br \/>\n    int ss = cal.get(\u65e5\u5386.SECOND);<br \/>\n    int SSS = cal.get(\u65e5\u5386.MILLISECOND);<br \/>\n    cal.clear();<br \/>\n    cal.set(yyyy,MM-1,dd);<br \/>\n    int len \u200b= strDate.length();<br \/>\n    \u5f00\u5173\uff08\u957f\u5ea6\uff09{<br \/>\n        \u6848\u4f8b10\uff1a<br \/>\n            \u4f11\u606f;<br \/>\n        \u60c5\u51b5 16: \/\/ yyyy\/MM\/dd HH:mm<br \/>\n            HH = Integer.parseInt(strDate.substring(11,13));<br \/>\n            mm = Integer.parseInt(strDate.substring(14,16));<br \/>\n            cal.set(\u65e5\u5386.HOUR_OF_DAY,HH);<br \/>\n            cal.set(\u65e5\u5386.\u5206\u949f,\u6beb\u7c73);<br \/>\n            \u4f11\u606f;<br \/>\n        \u60c5\u51b5 19: \/\/yyyy\/MM\/dd HH:mm:ss<br \/>\n            HH = Integer.parseInt(strDate.substring(11,13));<br \/>\n            mm = Integer.parseInt(strDate.substring(14,16));<br \/>\n            ss = Integer.parseInt(strDate.substring(17,19));<br \/>\n            cal.set(\u65e5\u5386.HOUR_OF_DAY,HH);<br \/>\n            cal.set(\u65e5\u5386.\u5206\u949f,\u6beb\u7c73);<br \/>\n            cal.set(\u65e5\u5386.SECOND,ss);<br \/>\n            \u4f11\u606f;<br \/>\n        \u6848\u4f8b 23: \/\/yyyy\/MM\/dd HH:mm:ss.SSS<br \/>\n            HH = Integer.parseInt(strDate.substring(11,13));<br \/>\n            mm = Integer.parseInt(strDate.substring(14,16));<br \/>\n            ss = Integer.parseInt(strDate.substring(17,19));<br \/>\n            SSS = Integer.parseInt(strDate.substring(20,23));<br \/>\n            cal.set(\u65e5\u5386.HOUR_OF_DAY,HH);<br \/>\n            cal.set(\u65e5\u5386.\u5206\u949f,\u6beb\u7c73);<br \/>\n            cal.set(\u65e5\u5386.SECOND,ss);<br \/>\n            cal.set(\u65e5\u5386.MILLISECOND,SSS);<br \/>\n            \u4f11\u606f;<br \/>\n        \u9ed8\u8ba4 \uff1a<br \/>\n            \u629b\u51fa\u65b0\u7684 IllegalArgumentException(<br \/>\n                    \u201c\u53c2\u6570\u5b57\u7b26\u4e32[\u201c+ strDate +<br \/>\n                    \u201c] \u65e0\u6cd5\u8f6c\u6362\u4e3a\u65e5\u671f\u5b57\u7b26\u4e32\u201d\uff09\uff1b<br \/>\n    }<br \/>\n    \u8fd4\u56de\u6821\u51c6\uff1b<br \/>\n}<\/p>\n<p>\/**<br \/>\n * \u5404\u79cd\u65e5\u671f\/\u65f6\u95f4\u5b57\u7b26\u4e32\u7684\u9ed8\u8ba4\u65e5\u671f\/\u65f6\u95f4\u683c\u5f0f<br \/>\n \u8f6c\u6362\u6210 *\u3002<br \/>\n *<br \/>\n * \u25cf\u9ed8\u8ba4\u65e5\u671f\u683c\u5f0f\u5982\u4e0b\u3002<br \/>\n * \u4ec5\u9002\u7528\u4e8e\u65e5\u671f\uff1ayyyy\/MM\/dd<br \/>\n * \u5bf9\u4e8e\u65e5\u671f + \u65f6\u95f4\uff1ayyyy\/MM\/dd HH:mm:ss.SSS<br \/>\n *<br \/>\n * @param str \u8981\u8f6c\u6362\u7684\u5b57\u7b26\u4e32<br \/>\n * @return \u9ed8\u8ba4\u65e5\u671f\/\u65f6\u95f4\u683c\u5f0f<br \/>\n * @\u629b\u51faIllegalArgumentException<br \/>\n * \u5982\u679c\u65e5\u671f\u5b57\u7b26\u4e32\u65e0\u6cd5\u8f6c\u6362<br \/>\n *\/<br \/>\n\u79c1\u6709\u9759\u6001\u5b57\u7b26\u4e32\u683c\u5f0f\uff08\u5b57\u7b26\u4e32str\uff09{<br \/>\n    if (str == null || str.trim().length() &lt; 8) {<br \/>\n        \u629b\u51fa\u65b0\u7684 IllegalArgumentException(<br \/>\n                \u201c\u53c2\u6570\u5b57\u7b26\u4e32 [\u201c+ str +<br \/>\n                \u201c] \u65e0\u6cd5\u8f6c\u6362\u4e3a\u65e5\u671f\u5b57\u7b26\u4e32\u201d\uff09\uff1b<br \/>\n    }<br \/>\n    str = str.trim();<br \/>\n    \u5b57\u7b26\u4e32 yyyy = null; \u5b57\u7b26\u4e32 MM = null; \u5b57\u7b26\u4e32 dd = null;<br \/>\n    \u5b57\u7b26\u4e32 HH = null\uff1b\u5b57\u7b26\u4e32 mm = null\uff1b<br \/>\n    \u5b57\u7b26\u4e32 ss = null;\u5b57\u7b26\u4e32 ss = null;<br \/>\n    \/\/ \u5982\u679c\u7f3a\u5c11\u201c-\u201d\u6216\u201c\/\u201d<br \/>\n    if (str.indexOf(\u201c\/\u201d)==-1 &amp;&amp; str.indexOf(\u201c-\u201c)==-1) {<br \/>\n        if (str.length() == 8) {<br \/>\n            yyyy = str.substring(0,4);<br \/>\n            MM = str.substring(4,6);<br \/>\n            dd = str.substring(6,8);<br \/>\n            \u8fd4\u56deyyyy+\u201d\/\u201d+MM+\u201d\/\u201d+dd;<br \/>\n        }<br \/>\n        yyyy = str.substring(0,4);<br \/>\n        MM = str.substring(4,6);<br \/>\n        dd = str.substring(6,8);<br \/>\n        HH = str.substring(9,11);<br \/>\n        mm = str.substring(12,14);<br \/>\n        ss = str.substring(15,17);<br \/>\n        \u8fd4\u56de yyyy+\u201d\/\u201d+MM+\u201d\/\u201d+dd+\u201d \u201c+HH+\u201d:\u201d+mm+\u201d:\u201d+ss;<br \/>\n    }<br \/>\n    StringTokenizer token = new StringTokenizer(str,\u201d_\/-:.\u201d);<br \/>\n    StringBuffer \u7ed3\u679c = new StringBuffer();<br \/>\n    for(int i = 0; token.hasMoreTokens(); i++) {<br \/>\n        \u5b57\u7b26\u4e32 temp = token.nextToken();<br \/>\n        \u5f00\u5173\uff08\u4e00\uff09{<br \/>\n            case 0:\/\/ \u5e74\u4efd\u90e8\u5206<br \/>\n                yyyy = fillString(str, temp, \u201cL\u201d, \u201c20\u201d, 4);<br \/>\n                \u7ed3\u679c.append(yyyy);<br \/>\n                \u4f11\u606f;<br \/>\n            \u6848\u4f8b 1:\/\/ \u6708\u4efd\u90e8\u5206<br \/>\n                MM = fillString(str, temp, \u201cL\u201d, \u201c0\u201d, 2);<br \/>\n                \u7ed3\u679c.append(\u201c\/\u201d+MM);<br \/>\n                \u4f11\u606f;<br \/>\n            \u6848\u4f8b 2:\/\/ \u65e5\u95f4\u65f6\u6bb5<br \/>\n                dd = fillString(str, temp, \u201cL\u201d, \u201c0\u201d, 2);<br \/>\n                \u7ed3\u679c.append(\u201c\/\u201d+dd);<br \/>\n                \u4f11\u606f;<br \/>\n            \u6848\u4f8b3:\/\/\u65f6\u95f4\u90e8\u5206<br \/>\n                HH = fillString(str, temp, \u201cL\u201d, \u201c0\u201d, 2);<br \/>\n                \u7ed3\u679c.append(\u201d \u201c+HH);<br \/>\n                \u4f11\u606f;<br \/>\n            \u6848\u4f8b 4:\/\/ \u5206\u949f\u90e8\u5206<br \/>\n                mm = fillString(str, temp, \u201cL\u201d, \u201c0\u201d, 2);<br \/>\n                \u7ed3\u679c.append(\u201c:\u201d+mm);<br \/>\n                \u4f11\u606f;<br \/>\n            \u6848\u4f8b5:\/\/\u7b2c\u4e8c\u90e8\u5206<br \/>\n                ss = fillString(str, temp, \u201cL\u201d, \u201c0\u201d, 2);<br \/>\n                \u7ed3\u679c.append(\u201c:\u201d+ss);<br \/>\n                \u4f11\u606f;<br \/>\n            case 6:\/\/ \u6beb\u79d2\u90e8\u5206<br \/>\n                SSS = fillString(str, temp, \u201cR\u201d, \u201c0\u201d, 3);<br \/>\n                \u7ed3\u679c.append(\u201c.\u201d+SSS);<br \/>\n                \u4f11\u606f;<br \/>\n        }<br \/>\n    }<br \/>\n    \u8fd4\u56de\u7ed3\u679c.toString();<br \/>\n}<br \/>\n\u79c1\u6709\u9759\u6001\u5b57\u7b26\u4e32 fillString(\u5b57\u7b26\u4e32 strDate, \u5b57\u7b26\u4e32 str,<br \/>\n                             \u5b57\u7b26\u4e32\u4f4d\u7f6e\u3001\u5b57\u7b26\u4e32addStr\u3001<br \/>\n                             \u6574\u6570\u957f\u5ea6){<br \/>\n    if (str.length() &gt; len) {<br \/>\n        \u629b\u51fa\u65b0\u7684 IllegalArgumentException(<br \/>\n            \u201c\u53c2\u6570\u5b57\u7b26\u4e32[\u201c+ strDate +<br \/>\n            \u201c] \u65e0\u6cd5\u8f6c\u6362\u4e3a\u65e5\u671f\u5b57\u7b26\u4e32\u201d\uff09\uff1b<br \/>\n    }<br \/>\n    \u8fd4\u56de fillString(str, \u4f4d\u7f6e, len, addStr);<br \/>\n}<\/p>\n<p>\/**<br \/>\n * \u5c06\u8981\u6dfb\u52a0\u7684\u5b57\u7b26\u4e32[addStr]\u6dfb\u52a0\u5230\u5b57\u7b26\u4e32[str]\u4e2d<br \/>\n * \u5728[\u4f4d\u7f6e]\u5904\u63d2\u5165\uff0c\u76f4\u5230[\u957f\u5ea6]\u586b\u6ee1\u3002<br \/>\n *<br \/>\n * *\u5373\u4f7f [str] \u4e3a null \u6216\u7a7a\u6587\u5b57\uff0c\u4e5f\u4f7f\u7528 [addStr]<br \/>\n * \u8fd4\u56de\u63d2\u5165\u7684\u7ed3\u679c\uff0c\u76f4\u5230[len]\u586b\u6ee1\u3002<br \/>\n * @param str \u76ee\u6807\u5b57\u7b26\u4e32<br \/>\n * @param \u4f4d\u7f6e \u5728 \u21d2 L \u6216 l \u4e4b\u524d\u63d2\u5165 \u5728 \u21d2 R \u6216 r \u4e4b\u540e\u63d2\u5165<br \/>\n * @param len \u8981\u8865\u5145\u7684\u4f4d\u6570<br \/>\n * @param addStr \u8981\u63d2\u5165\u7684\u5b57\u7b26\u4e32<br \/>\n * @return \u8f6c\u6362\u540e\u7684\u5b57\u7b26\u4e32\u3002<br \/>\n *\/<br \/>\n\u79c1\u6709\u9759\u6001\u5b57\u7b26\u4e32 fillString(\u5b57\u7b26\u4e32 str, \u5b57\u7b26\u4e32\u4f4d\u7f6e,<br \/>\n        \u56fd\u9645\u957f\u5ea6\uff0c<br \/>\n        \u5b57\u7b26\u4e32 addStr) {<br \/>\n    if (addStr == null || addStr.length() == 0) {<br \/>\n        \u629b\u51fa\u65b0\u7684 IllegalArgumentException<br \/>\n            (\u201c\u8981\u63d2\u5165\u7684\u5b57\u7b26\u4e32\u7684\u503c\u65e0\u6548\u3002addStr=\u201d+addStr);<br \/>\n    }<br \/>\n    if (str == null) {<br \/>\n        \u5b57\u7b26\u4e32=\u201c\u201d\uff1b<br \/>\n    }<br \/>\n    StringBuffer \u7f13\u51b2\u533a = new StringBuffer(str);<br \/>\n    while (len &gt; buffer.length()) {<br \/>\n        if (position.equalsIgnoreCase(\u201cl\u201d)) {<br \/>\n            int sum = buffer.length() + addStr.length();<br \/>\n            \u5982\u679c\uff08\u603b\u548c&gt;\u957f\u5ea6\uff09{<br \/>\n                addStr = addStr.\u5b50\u5b57\u7b26\u4e32<br \/>\n                    (0,addStr.length() \u2013 (sum \u2013 len));<br \/>\n                buffer.insert(0, addStr);<br \/>\n            }\u522b\u7684{<br \/>\n                buffer.insert(0, addStr);<br \/>\n            }<br \/>\n        } \u522b\u7684 {<br \/>\n            buffer.append(addStr);<br \/>\n        }<br \/>\n    }<br \/>\n    if (buffer.length() == len) {<br \/>\n        \u8fd4\u56de buffer.toString();<br \/>\n    }<br \/>\n    \u8fd4\u56de buffer.toString().substring(0, len);<br \/>\n}<br \/>\n<\/textarea><br \/>\n<script type=\"text\/javascript\" src=\"https:\/\/chat-messenger.com\/js\/common.js?dd12sssas2223\" charset=\"UTF-8\"><\/script><br \/>\n<script type=\"text\/javascript\"> writePR(); <\/script><\/p>\n<h2 class=\"common_title\"><a name=\"2\">\u6267\u884c\u7ed3\u679c<\/a><\/h2>\n<p>\u6267\u884c\u793a\u4f8b<br \/>\n<textarea readonly=\"readonly\" style=\"font-size: 13px;height: 400px;\" class=\"src\" onclick=\"this.focus();this.select()\">public static void main(String[] args) {<br \/>\n    System.out.println(&#8220;\\n&#8212;&#8211; \u65e5\u4ed8\u306e\u307f &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8220;);<br \/>\n    \/\/ yyyy\/MM\/dd\u306e\u30d1\u30bf\u30fc\u30f3<br \/>\n    Calendar cal = toCalendar(&#8220;2007\/01\/01&#8221;);<br \/>\n    Date date = cal.getTime();<br \/>\n    System.out.println(&#8220;[2007\/01\/01] = &#8216;&#8221;+date+&#8221;&#8216;&#8221;);<\/p>\n<p>    \/\/ yyyy-MM-dd \u6a21\u5f0f<br \/>\n    cal = toCalendar(\u201c2007-01-01\u201d);<br \/>\n    \u65e5\u671f = cal.getTime();<br \/>\n    System.out.println(\u201c[2007-01-01] = &#039;\u201d+\u65e5\u671f+\u201d&#039;\u201d);<\/p>\n<p>    \/\/yyyyMMdd \u6a21\u5f0f<br \/>\n    cal = toCalendar(\u201c20070101\u201d);<br \/>\n    \u65e5\u671f = cal.getTime();<br \/>\n    System.out.println(\u201c[20070101] = &#039;\u201d+\u65e5\u671f+\u201c&#039;\u201d);<\/p>\n<p>    \/\/ yy-MM-dd \u6a21\u5f0f<br \/>\n    cal = toCalendar(\u201c07-01-01\u201d);<br \/>\n    \u65e5\u671f = cal.getTime();<br \/>\n    System.out.println(\u201c[07-01-01] = &#039;\u201d+\u65e5\u671f+\u201d&#039;\u201d);<\/p>\n<p>    System.out.println(\u201c\\n\u2014\u2014\u2014\u2014\u65e5\u671f+\u65f6\u95f4\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u201d);<br \/>\n    \/\/ yyyy\/MM\/dd HH:mm:ss \u7684\u6a21\u5f0f<br \/>\n    cal = toCalendar(\u201c2007\/01\/01 12:00:00\u201d);<br \/>\n    \u65e5\u671f = cal.getTime();<br \/>\n    System.out.println(\u201c[2007\/01\/01 12:00:00] = &#039;\u201d+\u65e5\u671f+\u201d&#039;\u201d);<\/p>\n<p>    \/\/ yyyyMMdd HH:mm:ss \u7684\u6a21\u5f0f<br \/>\n    cal = toCalendar(\u201c20070101 12:00:00\u201d);<br \/>\n    \u65e5\u671f = cal.getTime();<br \/>\n    System.out.println(\u201c[20070101 12:00:00] = &#039;\u201d+\u65e5\u671f+\u201d&#039;\u201d);<\/p>\n<p>    \/\/ yyyy\/MM\/dd HH:mm \u7684\u6a21\u5f0f<br \/>\n    cal = toCalendar(\u201c2007\/01\/01 12:00\u201d);<br \/>\n    \u65e5\u671f = cal.getTime();<br \/>\n    System.out.println(\u201c[2007\/01\/01 12:00] = &#039;\u201d+\u65e5\u671f+\u201d&#039;\u201d);<\/p>\n<p>    System.out.println(\u201c\\n\u2014\u2014\u4ec5\u65f6\u95f4\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u201d);<br \/>\n    \/\/ HH:mm:ss \u7684\u6a21\u5f0f\u3002 *\u5982\u679c\u53ea\u4f7f\u7528\u65f6\u95f4\uff0c\u8bf7\u5728\u524d\u9762\u6dfb\u52a0\u65e5\u671f\u3002<br \/>\n    \u5361\u5c14 = \u65e5\u5386\uff08<br \/>\n            new SimpleDateFormat(\u201cyyyy\/MM\/dd\u201d).format(new Date()) +<br \/>\n            &#8221; 12:00:00&#8243;);<br \/>\n    \u65e5\u671f = cal.getTime();<br \/>\n    System.out.println(\u201c[12:00:00] = &#039;\u201d+\u65e5\u671f+\u201d&#039;\u201d);<br \/>\n}<br \/>\n<\/textarea><\/p>\n<p>\u8f93\u51fa\u7ed3\u679c<\/p>\n<pre class=\"console\">----- \u4ec5\u9650\u65e5\u671f ---------------------------\r\n[2007\/01\/01] = \"Mon Jan 01 00:00:00 JST 2007\r\n[2007-01-01] = 'Mon Jan 01 00:00:00 JST 2007' (\u65e5\u672c\u65f6\u95f4 2007 \u5e74 1 \u6708 1 \u65e5)\r\n[20070101] = 'Mon Jan 01 00:00:00 JST 2007' (\u65e5\u672c\u65f6\u95f4 2007 \u5e74 1 \u6708 1 \u65e5)\r\n[07-01-01] = 'Mon Jan 01 00:00:00 JST 2007' (\u65e5\u672c\u65f6\u95f4 2007 \u5e74 1 \u6708 1 \u65e5)\r\n\r\n----- \u65e5\u671f + \u65f6\u95f4 --------------------------\r\n[2007\/01\/01 12:00:00] = 'Mon Jan 01 12:00:00 JST 2007' [2007\/01\/01 12:00:00] = 'Mon Jan 01 12:00:00 JST 2007' \u65e5\u671f + \u65f6\u95f4\r\n[2007\/01\/01 12:00:00] = \"Mon Jan 01 12:00:00 JST 2007\r\n[2007\/01\/01 12:00:00] = \"Mon Jan 01 12:00:00 JST 2007\r\n\r\n----- \u4ec5\u9650\u65f6\u95f4 ---------------------------\r\n[12:00:00] = '\u65e5\u672c\u65f6\u95f4 2007 \u5e74 6 \u6708 6 \u65e5\u661f\u671f\u4e09 12:00:00\r\n<\/pre>\n<p>\n\u8be5\u793a\u4f8b\u7a0b\u5e8f\u6765\u81ea Chat&amp;Messenger \u7684 \"<a href=\"https:\/\/chat-messenger.com\/zh\/\u624b\u518c\/schedule_calendar\/\u884c\u4e8b\u5386\/\" title=\"\u65e5\u5386\u548c\u65e5\u7a0b\u5b89\u6392\u529f\u80fd\">\u65e5\u5386\u548c\u65e5\u7a0b\u5b89\u6392\u529f\u80fd<\/a>\u8be5\u7cfb\u7edf\u5b9e\u9645\u7528\u4e8e\u4ee5\u4e0b\u9886\u57df\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u5c06\u4efb\u4f55\u65e5\u671f\/\u65f6\u95f4\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a java.util.Date\u3001java.util.Calendar Java [...]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":""},"categories":[19],"tags":[],"_links":{"self":[{"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/posts\/972"}],"collection":[{"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/comments?post=972"}],"version-history":[{"count":10,"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/posts\/972\/revisions"}],"predecessor-version":[{"id":3634,"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/posts\/972\/revisions\/3634"}],"wp:attachment":[{"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/media?parent=972"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/categories?post=972"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chat-messenger.com\/zh\/wp-json\/wp\/v2\/tags?post=972"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}