{"id":56121,"date":"2015-01-27T13:14:59","date_gmt":"2015-01-27T12:14:59","guid":{"rendered":"https:\/\/blog.wedos.cz\/?p=56121"},"modified":"2021-04-29T10:02:34","modified_gmt":"2021-04-29T08:02:34","slug":"nove-verze-php-na-nasem-webhostingu","status":"publish","type":"post","link":"https:\/\/blog.wedos.com\/cs\/nove-verze-php-na-nasem-webhostingu","title":{"rendered":"Nov\u00e9 verze PHP na na\u0161em webhostingu"},"content":{"rendered":"\n<p>Na v\u0161ech na\u0161ich webhostingov\u00fdch serverech jsme nasadili nov\u00e9 verze PHP, zejm\u00e9na PHP 5.5 a PHP 5.6.<\/p>\n\n\n\n<!--more-->\n\n\n\n<p>Tento t\u00fdden jsme u na\u0161eho webhostingu NoLimit p\u0159inesli horkou novinku, kterou je nasazen\u00ed nov\u00fdch verz\u00ed\u00a0<strong>PHP 5.5<\/strong>\u00a0a\u00a0<strong>PHP 5.6<\/strong>. Tato aktualizace je dostupn\u00e1 na v\u0161ech na\u0161ich serverech, pro v\u0161echny slu\u017eby &#8211; jak nov\u00e9 tak st\u00e1vaj\u00edc\u00ed. Kdo m\u00e1 z\u00e1jem na novou verzi p\u0159ej\u00edt, sta\u010d\u00ed prov\u00e9st pa\u0159i\u010dnou zm\u011bnu v nastaven\u00ed slu\u017eby v\u00a0<a href=\"https:\/\/client.wedos.com\/webhosting\/\" target=\"_blank\" rel=\"noreferrer noopener\">z\u00e1kaznick\u00e9 administraci<\/a>\u00a0\u00a0(podrobn\u011b ve\u00a0<a href=\"https:\/\/kb.wedos.com\/cs\/webhosting\/nastaveni\/webhosting-konfigurace-php\/\" target=\"_blank\" rel=\"noreferrer noopener\">znalostn\u00ed b\u00e1zi<\/a>).<\/p>\n\n\n\n<p>Aktu\u00e1ln\u011b nab\u00edz\u00edme PHP v t\u011bchto verz\u00edch:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>PHP&nbsp;<strong>5.3<\/strong>.29 (<a href=\"http:\/\/46.28.105.127\/info.php53\" target=\"_blank\" rel=\"noreferrer noopener\">phpinfo<\/a>)<\/li><li>PHP&nbsp;<strong>5.4<\/strong>.37 (<a href=\"http:\/\/46.28.105.127\/info.php54\" target=\"_blank\" rel=\"noreferrer noopener\">phpinfo<\/a>)<\/li><li>PHP&nbsp;<strong>5.5<\/strong>.21 (<a href=\"http:\/\/46.28.105.127\/info.php55\" target=\"_blank\" rel=\"noreferrer noopener\">phpinfo<\/a>)<\/li><li>PHP&nbsp;<strong>5.6<\/strong>.5 (<a href=\"http:\/\/46.28.105.127\/info.php56\" target=\"_blank\" rel=\"noreferrer noopener\">phpinfo<\/a>)<\/li><\/ul>\n\n\n\n<p>U nov\u00fdch slu\u017eeb lze verzi zvolit v objedn\u00e1vkov\u00e9m formul\u00e1\u0159i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Co je jinak<\/h2>\n\n\n\n<p>Nov\u00e9 verze jsou nainstalov\u00e1ny v t\u00e9m\u011b\u0159 identick\u00e9 podob\u011b jako p\u0159edchoz\u00ed. Jedinou z\u00e1sadn\u00ed zm\u011bnou je pou\u017eit\u00ed velmi rychl\u00e9 a v\u00fdkonn\u00e9 Zend&nbsp;<strong>OPcache<\/strong>&nbsp;jako opcode cache. tedy pro cachov\u00e1n\u00ed p\u0159edkompilovan\u00fdch PHP skript\u016f. OPcache je od verze 5.5 p\u0159\u00edmo sou\u010d\u00e1st\u00ed PHP a nab\u00edz\u00ed velmi v\u00fdrazn\u00e9 zrychlen\u00ed p\u0159i opakovam\u00e9m prov\u00e1d\u011bn\u00ed PHP skript\u016f. Dle na\u0161ich test\u016f je OPcache znateln\u011b rychlej\u0161\u00ed ne\u017e XCache, kterou pou\u017e\u00edv\u00e1me u PHP 5.3 a 5.4.<\/p>\n\n\n\n<p>Ze strany PHP do\u0161lo ve verzi 5.5 k ozna\u010den\u00ed funkc\u00ed p\u016fvodn\u00edho MySQL API (funkce mysql_*) za zastaral\u00e9, d\u00e1le do\u0161lo k n\u011bkolika drobn\u00fdm zm\u011bn\u00e1m, v\u010detn\u011b n\u011bkolika zp\u011btn\u011b nekompatibiln\u00edch &#8211; v\u00edce detail\u016f na str\u00e1nk\u00e1ch PHP&nbsp;&#8211;&nbsp;<a href=\"http:\/\/cz2.php.net\/migration56\" target=\"_blank\" rel=\"noreferrer noopener\">http:\/\/cz2.php.net\/migration56<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Star\u00e9 verze<\/h2>\n\n\n\n<p>V\u00fdvoj nov\u00fdch verz\u00ed PHP jde st\u00e1le dop\u0159edu, co\u017e mimo jin\u00e9 p\u0159in\u00e1\u0161\u00ed tak\u00e9 zastar\u00e1v\u00e1n\u00ed verz\u00ed star\u0161\u00edch.&nbsp;<strong>\u017divotn\u00ed cyklus PHP verze 5.3 skon\u010dil<\/strong>&nbsp;v srpnu 2014. Od t\u00e9 doby ji\u017e pro PHP 5.3&nbsp;<strong>nevych\u00e1zej\u00ed v\u016fbec \u017e\u00e1dn\u00e9, ani bezpe\u010dnostn\u00ed aktualizace<\/strong>. PHP 5.4 ji\u017e tak\u00e9 nen\u00ed v aktivn\u00edm v\u00fdvoji, nicm\u00e9n\u011b bezpe\u010dnostn\u00ed aktualizace budou vych\u00e1zet a\u017e do z\u00e1\u0159\u00ed 2015. Podrobnosti p\u0159ehledn\u011b na str\u00e1nk\u00e1ch&nbsp;<a href=\"http:\/\/cz2.php.net\/supported-versions.php\" target=\"_blank\" rel=\"noreferrer noopener\">php.net<\/a>.<\/p>\n\n\n\n<p>Z na\u0161\u00ed strany budeme star\u00e9 verze st\u00e1le podporovat, nebo\u0165 se jist\u011b najde mnoho web\u016f, u kter\u00fdch nebude jednoduch\u00e9 p\u0159ej\u00edt na nov\u011bj\u0161\u00ed verzi. V\u0161em ale doporu\u010dujeme opustit zastaral\u00e9 verze (zejm\u00e9na PHP 5.3) a vyu\u017e\u00edt n\u011bkterou z nov\u00fdch. A to jednak z d\u016fvodu vy\u0161\u0161\u00edho v\u00fdkonu, zejm\u00e9na ale pr\u00e1v\u011b kv\u016fli ukon\u010den\u00ed v\u00fdvoje star\u0161\u00edch verz\u00ed a s t\u00edm souvisej\u00edc\u00edho nebezpe\u010d\u00ed neopraven\u00fdch bezpe\u010dnostn\u00edch zranitelnost\u00ed.<\/p>\n\n\n\n<p>Z na\u0161\u00ed strany budeme samoz\u0159ejm\u011b zaji\u0161\u0165ovat pr\u016fb\u011b\u017en\u00e9 aktualizace PHP (a dal\u0161\u00edho pou\u017eit\u00e9ho software) na co mo\u017en\u00e1 nejnov\u011bj\u0161\u00ed dostupn\u00e9 verze, zejm\u00e9na v p\u0159\u00edpad\u011b z\u00e1va\u017en\u00fdch bezpe\u010dnostn\u00edch d\u011br.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A co bude d\u00e1l?<\/h2>\n\n\n\n<p>V nejbli\u017e\u0161\u00edch t\u00fddnech pl\u00e1nujeme nasazen\u00ed nov\u00e9 verze&nbsp;<strong>Apache 2.4<\/strong>&nbsp;(nyn\u00ed pu\u017e\u00edv\u00e1me 2.2). V\u0161e je ji\u017e p\u0159ipraveno a otestov\u00e1no, zb\u00fdv\u00e1 posledn\u00ed dolad\u011bn\u00ed a instalace na servery. Sou\u010dasn\u011b s t\u00edm p\u0159ipravujeme dal\u0161\u00ed \u00fapravy pro zv\u00fd\u0161en\u00ed v\u00fdkonu a stability server\u016f pod z\u00e1t\u011b\u017e\u00ed a zejm\u00e9na v p\u0159\u00edpad\u011b \u00fatok\u016f na aplika\u010dn\u00ed vrstv\u011b.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Na v\u0161ech na\u0161ich webhostingov\u00fdch serverech jsme nasadili nov\u00e9 verze PHP, zejm\u00e9na PHP 5.5 a PHP 5.6.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[41,67],"class_list":["post-56121","post","type-post","status-publish","format-standard","hentry","category-sluzby","tag-nolimit","tag-webhosting"],"_links":{"self":[{"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/posts\/56121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/comments?post=56121"}],"version-history":[{"count":1,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/posts\/56121\/revisions"}],"predecessor-version":[{"id":56124,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/posts\/56121\/revisions\/56124"}],"wp:attachment":[{"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/media?parent=56121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/categories?post=56121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.wedos.com\/cs\/wp-json\/wp\/v2\/tags?post=56121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}