{"id":12392,"date":"2015-03-03T09:29:00","date_gmt":"2015-03-03T09:29:00","guid":{"rendered":"https:\/\/kiencang.net\/2015\/03\/03\/ham-ngay-thang-va-thoi-gian-trong-php\/"},"modified":"2015-03-03T09:29:00","modified_gmt":"2015-03-03T09:29:00","slug":"ham-ngay-thang-va-thoi-gian-trong-php","status":"publish","type":"post","link":"https:\/\/kiencang.net\/ham-ngay-thang-va-thoi-gian-trong-php\/","title":{"rendered":"H\u00e0m Ng\u00e0y th\u00e1ng v\u00e0 Th\u1eddi gian trong PHP"},"content":{"rendered":"\n<p>H\u00e0m <code>date()<\/code> trong PHP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ecbnh d\u1ea1ng ng\u00e0y v\u00e0 th\u1eddi gian.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_60 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\" role=\"button\"><label for=\"item-6577d6980ed44\" ><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input aria-label=\"Toggle\" aria-label=\"item-6577d6980ed44\"  type=\"checkbox\" id=\"item-6577d6980ed44\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/kiencang.net\/ham-ngay-thang-va-thoi-gian-trong-php\/#Ham_Date\" title=\"H\u00e0m Date()\">H\u00e0m Date()<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/kiencang.net\/ham-ngay-thang-va-thoi-gian-trong-php\/#Cach_don_gian_de_lay_mot_ngay\" title=\"C\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 l\u1ea5y m\u1ed9t ng\u00e0y\">C\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 l\u1ea5y m\u1ed9t ng\u00e0y<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kiencang.net\/ham-ngay-thang-va-thoi-gian-trong-php\/#Cach_don_gian_de_lay_thoi_gian\" title=\"C\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 l\u1ea5y th\u1eddi gian\">C\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 l\u1ea5y th\u1eddi gian<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kiencang.net\/ham-ngay-thang-va-thoi-gian-trong-php\/#Lay_mui_gio_cua_ban\" title=\"L\u1ea5y m\u00fai gi\u1edd c\u1ee7a b\u1ea1n\">L\u1ea5y m\u00fai gi\u1edd c\u1ee7a b\u1ea1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kiencang.net\/ham-ngay-thang-va-thoi-gian-trong-php\/#Tao_ngay_voi_ham_mktime_trong_PHP\" title=\"T\u1ea1o ng\u00e0y v\u1edbi h\u00e0m mktime() trong PHP\">T\u1ea1o ng\u00e0y v\u1edbi h\u00e0m mktime() trong PHP<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/kiencang.net\/ham-ngay-thang-va-thoi-gian-trong-php\/#Tao_ngay_thang_tu_chuoi_voi_ham_strtotime_trong_PHP\" title=\"T\u1ea1o ng\u00e0y th\u00e1ng t\u1eeb chu\u1ed7i v\u1edbi h\u00e0m strtotime() trong PHP\">T\u1ea1o ng\u00e0y th\u00e1ng t\u1eeb chu\u1ed7i v\u1edbi h\u00e0m strtotime() trong PHP<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ham_Date\"><\/span>H\u00e0m Date()<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>H\u00e0m date() \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u1ecbnh d\u1ea1ng m\u1ed9t nh\u00e3n th\u1eddi gian gi\u00fap cho vi\u1ec7c \u0111\u1ecdc d\u1eef li\u1ec7u ng\u00e0y v\u00e0 th\u1eddi gian tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n.&nbsp;C\u00fa ph\u00e1p:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>date(format,timestamp)<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Tham s\u1ed1<\/td><td>M\u00f4 t\u1ea3<\/td><\/tr><tr><td>\u0110\u1ecbnh d\u1ea1ng (format)<\/td><td>Y\u00eau c\u1ea7u. Ch\u1ec9 \u0111\u1ecbnh \u0111\u1ecbnh d\u1ea1ng c\u1ee7a nh\u00e3n th\u1eddi gian<\/td><\/tr><tr><td>Nh\u00e3n th\u1eddi gian (timestamp)<\/td><td>T\u00f9y ch\u1ecdn. Ch\u1ec9 \u0111\u1ecbnh m\u1ed9t nh\u00e3n th\u1eddi gian c\u1ee5 th\u1ec3. Theo m\u1eb7c \u0111\u1ecbnh l\u00e0 ng\u00e0y v\u00e0 th\u1eddi gian hi\u1ec7n t\u1ea1i<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>M\u1ed9t nh\u00e3n th\u1eddi gian l\u00e0 m\u1ed9t chu\u1ed7i c\u00e1c k\u00fd t\u1ef1, bi\u1ec3u th\u1ecb ng\u00e0y th\u00e1ng v\u00e0 \/ ho\u1eb7c th\u1eddi gian m\u00e0 t\u1ea1i \u0111\u00f3 m\u1ed9t s\u1ef1 ki\u1ec7n n\u00e0o \u0111\u00f3 x\u1ea3y ra.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cach_don_gian_de_lay_mot_ngay\"><\/span>C\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 l\u1ea5y m\u1ed9t ng\u00e0y<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>C\u00e1c tham s\u1ed1 \u0111\u1ecbnh d\u1ea1ng c\u1ee7a h\u00e0m date() x\u00e1c \u0111\u1ecbnh c\u00e1ch l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecbnh d\u1ea1ng ng\u00e0y (ho\u1eb7c th\u1eddi gian).<\/p>\n\n\n\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho ng\u00e0y :<\/p>\n\n\n\n<ul><li>d &#8211; \u0110\u1ea1i di\u1ec7n cho ng\u00e0y c\u1ee7a th\u00e1ng (01 t\u1edbi 31)<\/li><li>m &#8211; \u0110\u1ea1i di\u1ec7n cho m\u1ed9t th\u00e1ng (01 t\u1edbi 12)<\/li><li>Y &#8211; \u0110\u1ea1i di\u1ec7n cho m\u1ed9t n\u0103m (trong b\u1ed1n ch\u1eef s\u1ed1)<\/li><li>l (d\u1ea1ng vi\u1ebft th\u01b0\u1eddng c\u1ee7a L) &#8211; \u0110\u1ea1i di\u1ec7n cho c\u00e1c ng\u00e0y trong tu\u1ea7n<\/li><\/ul>\n\n\n\n<p>C\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c nh\u01b0 &#8221; \/&#8221;, &#8221; . &#8221; ho\u1eb7c &#8221; &#8211; &#8221; c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u00e8n v\u00e0o gi\u1eefa c\u00e1c y\u1ebfu t\u1ed1 \u0111\u1ec3 th\u00eam \u0111\u1ecbnh d\u1ea1ng b\u1ed5 sung.<\/p>\n\n\n\n<p>V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ecbnh d\u1ea1ng ng\u00e0y h\u00f4m nay trong ba c\u00e1ch kh\u00e1c nhau:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\necho \"Today is \" . date(\"Y\/m\/d\") . \"&lt;br&gt;\";\necho \"Today is \" . date(\"Y.m.d\") . \"&lt;br&gt;\";\necho \"Today is \" . date(\"Y-m-d\") . \"&lt;br&gt;\";\necho \"Today is \" . date(\"l\");\n?&gt;<\/code><\/pre>\n\n\n\n<p><b>M\u1eb9o PHP &#8211; T\u1ef1 \u0111\u1ed9ng l\u1ea5y n\u0103m b\u1ea3n quy\u1ec1n d\u00f9ng cho website<\/b><\/p>\n\n\n\n<p>B\u1ea1n s\u1eed d\u1ee5ng h\u00e0m date() \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng c\u1eadp nh\u1eadt b\u1ea3n quy\u1ec1n n\u0103m tr\u00ean website c\u1ee7a b\u1ea1n (th\u01b0\u1eddng n\u1eb1m \u1edf ch\u00e2n trang):<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&amp;copy; 2010-&lt;?php echo date(\"Y\")?&gt;<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cach_don_gian_de_lay_thoi_gian\"><\/span>C\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 l\u1ea5y th\u1eddi gian<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho th\u1eddi gian:<\/p>\n\n\n\n<ul><li>h &#8211; \u0111\u1ecbnh d\u1ea1ng 12h (v\u1edbi s\u1ed1 0 \u0111\u1ee9ng \u0111\u1eb1ng tr\u01b0\u1edbc) t\u1eeb 01 \u0111\u1ebfn 12<\/li><li>i &#8211; \u0111\u1ecbnh d\u1ea1ng ph\u00fat (v\u1edbi s\u1ed1 0 \u0111\u1ee9ng \u0111\u1eb1ng tr\u01b0\u1edbc) t\u1eeb 00 \u0111\u1ebfn 59<\/li><li>s &#8211; \u0111\u1ecbnh d\u1ea1ng gi\u00e2y (v\u1edbi s\u1ed1 0 \u0111\u1ee9ng \u0111\u1eb1ng tr\u01b0\u1edbc) t\u1eeb 00 \u0111\u1ebfn 59<\/li><li>a &#8211; d\u1ea1ng vi\u1ebft th\u01b0\u1eddng c\u1ee7a am ho\u1eb7c pm<\/li><\/ul>\n\n\n\n<p>V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y cung c\u1ea5p th\u1eddi gian hi\u1ec7n t\u1ea1i trong \u0111\u1ecbnh d\u1ea1ng c\u1ee5 th\u1ec3:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\necho \"The time is \" . date(\"h:i:sa\");\n?&gt;<\/code><\/pre>\n\n\n\n<p>Ch\u00fa \u00fd: h\u00e0m date() trong PHP s\u1ebd l\u1ea5y th\u1eddi gian\/ng\u00e0y th\u00e1ng c\u1ee7a server!<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Lay_mui_gio_cua_ban\"><\/span>L\u1ea5y m\u00fai gi\u1edd c\u1ee7a b\u1ea1n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>N\u1ebfu th\u1eddi gian b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c t\u1eeb m\u00e3 kh\u00f4ng ph\u1ea3i l\u00e0 th\u1eddi gian ch\u00ednh x\u00e1c, nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 n\u1eb1m \u1edf l\u00fd do m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n l\u00e0 \u1edf n\u01b0\u1edbc kh\u00e1c ho\u1eb7c \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp cho m\u00fai gi\u1edd kh\u00e1c.<\/p>\n\n\n\n<p>V\u00ec v\u1eady, n\u1ebfu b\u1ea1n c\u1ea7n thi\u1ebft l\u1eadp th\u1eddi gian theo m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m c\u1ee5 th\u1ec3, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft \u0111\u1eb7t m\u1ed9t m\u00fai gi\u1edd nh\u1ea5t \u0111\u1ecbnh.V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y \u0111\u1eb7t m\u00fai gi\u1edd &#8220;America \/ New_York&#8221;, sau \u0111\u00f3 cung c\u1ea5p k\u1ebft qu\u1ea3 \u0111\u1ea7u ra th\u1eddi gian hi\u1ec7n t\u1ea1i trong c\u00e1c \u0111\u1ecbnh d\u1ea1ng c\u1ee5 th\u1ec3 :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\ndate_default_timezone_set(\"America\/New_York\");\necho \"The time is \" . date(\"h:i:sa\");\n?&gt;<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tao_ngay_voi_ham_mktime_trong_PHP\"><\/span>T\u1ea1o ng\u00e0y v\u1edbi h\u00e0m mktime() trong PHP<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>C\u00e1c tham s\u1ed1 t\u00f9y ch\u1ecdn th\u1eddi gian trong h\u00e0m date() x\u00e1c \u0111\u1ecbnh m\u1ed9t d\u1ea5u th\u1eddi gian. N\u1ebfu b\u1ea1n kh\u00f4ng ch\u1ec9 \u0111\u1ecbnh m\u1ed9t d\u1ea5u th\u1eddi gian, ng\u00e0y v\u00e0 th\u1eddi gian hi\u1ec7n t\u1ea1i s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng (nh\u01b0 trong v\u00ed d\u1ee5 tr\u00ean).<\/p>\n\n\n\n<p>C\u00e1c h\u00e0m <code>mktime()<\/code> tr\u1ea3 v\u1ec1 nh\u00e3n th\u1eddi gian cho m\u1ed9t ng\u00e0y. C\u00e1c nh\u00e3n Unix ch\u1ee9a s\u1ed1 gi\u00e2y gi\u1eefa Unix Epoch (ng\u00e0y 01 Th\u00e1ng 1 1970 00:00:00 GMT) v\u00e0 th\u1eddi gian quy \u0111\u1ecbnh.<\/p>\n\n\n\n<p>C\u00fa ph\u00e1p:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mktime(hour,minute,second,month,day,year)<\/code><\/pre>\n\n\n\n<p>V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y t\u1ea1o m\u1ed9t ng\u00e0y v\u00e0 th\u1eddi gian t\u1eeb th\u00f4ng s\u1ed1 trong h\u00e0m mktime():<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$d=mktime(11, 14, 54, 8, 12, 2014);\necho \"Created date is \" . date(\"Y-m-d h:i:sa\", $d);\n?&gt;<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tao_ngay_thang_tu_chuoi_voi_ham_strtotime_trong_PHP\"><\/span>T\u1ea1o ng\u00e0y th\u00e1ng t\u1eeb chu\u1ed7i v\u1edbi h\u00e0m strtotime() trong PHP<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>H\u00e0m PHP <code>strtotime()<\/code> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chuy\u1ec3n d\u1ea1ng ng\u00e0y th\u00e1ng d\u1ec5 \u0111\u1ecdc cho con ng\u01b0\u1eddi sang d\u1ea1ng th\u1eddi gian Unix<\/p>\n\n\n\n<p>C\u00fa ph\u00e1p:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>strtotime(time,now)<\/code><\/pre>\n\n\n\n<p>V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y t\u1ea1o ng\u00e0y v\u00e0 th\u1eddi gian t\u1eeb h\u00e0m strtotime():<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$d=strtotime(\"10:30pm April 15 2014\");\necho \"Created date is \" . date(\"Y-m-d h:i:sa\", $d);\n?&gt;<\/code><\/pre>\n\n\n\n<p>PHP kh\u00e1 th\u00f4ng minh v\u1ec1 vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i m\u1ed9t chu\u1ed7i sang m\u1ed9t ng\u00e0y, v\u00ec v\u1eady b\u1ea1n c\u00f3 th\u1ec3 \u0111\u01b0a v\u00e0o c\u00e1c gi\u00e1 tr\u1ecb kh\u00e1c nhau:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$d=strtotime(\"tomorrow\");\necho date(\"Y-m-d h:i:sa\", $d) . \"&lt;br&gt;\";$d=strtotime(\"next Saturday\");\necho date(\"Y-m-d h:i:sa\", $d) . \"&lt;br&gt;\";$d=strtotime(\"+3 Months\");\necho date(\"Y-m-d h:i:sa\", $d) . \"&lt;br&gt;\";\n?&gt;<\/code><\/pre>\n\n\n\n<p>Tuy nhi\u00ean, h\u00e0m strtotime() kh\u00f4ng ho\u00e0n h\u1ea3o, do v\u1eady h\u00e3y nh\u1edb ki\u1ec3m tra chu\u1ed7i m\u00e0 b\u1ea1n \u0111\u01b0a v\u00e0o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nhi\u1ec1u v\u00ed d\u1ee5 kh\u00e1c v\u1ec1 h\u00e0m ng\u00e0y th\u00e1ng<\/h3>\n\n\n\n<p>V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y \u0111\u01b0a ra c\u00e1c ng\u00e0y v\u00e0o ng\u00e0y th\u1ee9 7 trong v\u00f2ng 6 tu\u1ea7n:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$startdate = strtotime(\"Saturday\");\n$enddate = strtotime(\"+6 weeks\",$startdate);\n\nwhile ($startdate &lt; $enddate) {\necho date(\"M d\", $startdate),\"&lt;br&gt;\";\n$startdate = strtotime(\"+1 week\", $startdate);\n}\n?&gt;<\/code><\/pre>\n\n\n\n<p>V\u00ed d\u1ee5 b\u00ean d\u01b0\u1edbi cung c\u1ea5p s\u1ed1 ng\u00e0y c\u00f2n l\u1ea1i cho \u0111\u1ebfn ng\u00e0y m\u00f9ng 4 th\u00e1ng 7:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$d1=strtotime(\"July 04\");\n$d2=ceil(($d1-time())\/60\/60\/24);\necho \"There are \" . $d2 .\" days until 4th of July.\";\n?&gt;<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>H\u00e0m date() trong PHP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ecbnh d\u1ea1ng ng\u00e0y v\u00e0 th\u1eddi gian. H\u00e0m Date() H\u00e0m date() \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u1ecbnh d\u1ea1ng m\u1ed9t nh\u00e3n th\u1eddi gian gi\u00fap cho vi\u1ec7c \u0111\u1ecdc d\u1eef li\u1ec7u ng\u00e0y v\u00e0 th\u1eddi gian tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n.&nbsp;C\u00fa ph\u00e1p: Tham s\u1ed1 M\u00f4 t\u1ea3 \u0110\u1ecbnh d\u1ea1ng (format) Y\u00eau c\u1ea7u. Ch\u1ec9 \u0111\u1ecbnh \u0111\u1ecbnh &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[238],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>H\u00e0m Ng\u00e0y th\u00e1ng v\u00e0 Th\u1eddi gian trong PHP &#8226; Ki\u1ebfn c\u00e0ng<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kiencang.net\/ham-ngay-thang-va-thoi-gian-trong-php\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H\u00e0m Ng\u00e0y th\u00e1ng v\u00e0 Th\u1eddi gian trong PHP &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"H\u00e0m date() trong PHP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ecbnh d\u1ea1ng ng\u00e0y v\u00e0 th\u1eddi gian. H\u00e0m Date() H\u00e0m date() \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u1ecbnh d\u1ea1ng m\u1ed9t nh\u00e3n th\u1eddi gian gi\u00fap cho vi\u1ec7c \u0111\u1ecdc d\u1eef li\u1ec7u ng\u00e0y v\u00e0 th\u1eddi gian tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n.&nbsp;C\u00fa ph\u00e1p: Tham s\u1ed1 M\u00f4 t\u1ea3 \u0110\u1ecbnh d\u1ea1ng (format) Y\u00eau c\u1ea7u. 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H\u00e0m Date() H\u00e0m date() \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u1ecbnh d\u1ea1ng m\u1ed9t nh\u00e3n th\u1eddi gian gi\u00fap cho vi\u1ec7c \u0111\u1ecdc d\u1eef li\u1ec7u ng\u00e0y v\u00e0 th\u1eddi gian tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n h\u01a1n.&nbsp;C\u00fa ph\u00e1p: Tham s\u1ed1 M\u00f4 t\u1ea3 \u0110\u1ecbnh d\u1ea1ng (format) Y\u00eau c\u1ea7u. 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