{"id":12782,"date":"2025-10-16T16:03:24","date_gmt":"2025-10-16T14:03:24","guid":{"rendered":"https:\/\/www.websupport.sk\/blog\/?p=12782"},"modified":"2025-10-21T15:20:46","modified_gmt":"2025-10-21T13:20:46","slug":"stare-verzie-php","status":"publish","type":"post","link":"https:\/\/www.websupport.sk\/blog\/2025\/10\/stare-verzie-php\/","title":{"rendered":"Koniec jednej kapitoly, alebo pre\u010do by ste nemali pou\u017e\u00edva\u0165 star\u00e9 verzie PHP"},"content":{"rendered":"<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\"><b>Doba \u010d\u00edtania:<\/b><\/span> <span class=\"rt-time\"> 7<\/span> <span class=\"rt-label rt-postfix\">min.<\/span><\/span>\n<p>Ka\u017ed\u00fd rok kon\u010d\u00ed ofici\u00e1lna podpora najstar\u0161ej z podporovan\u00fdch verzi\u00ed PHP. Prin\u00e1\u0161ame v\u00e1m poh\u013ead na na\u0161e najbli\u017e\u0161ie kroky a nieko\u013eko d\u00f4vodov, pre\u010do by ste nemali pou\u017e\u00edva\u0165 star\u00e9 verzie PHP. <\/p>\n\n\n\n<p>V tomto \u010dl\u00e1nku n\u00e1jdete:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2024\/05\/stare-verzie-php\/#cyklus\">ako vyzer\u00e1 \u017eivotn\u00fd cyklus PHP<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2024\/05\/stare-verzie-php\/#stats\">preh\u013ead pou\u017e\u00edvan\u00fdch verzi\u00ed PHP vo svete, aj u n\u00e1s<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2024\/05\/stare-verzie-php\/#dovody\">naj\u010dastej\u0161ie d\u00f4vody pou\u017e\u00edvania star\u00fdch verzi\u00ed PHP<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2024\/05\/stare-verzie-php\/#zlepsenia\">nedostatky star\u00fdch verzi\u00ed PHP<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2024\/05\/stare-verzie-php\/#plan\">pl\u00e1n podpory PHP verzi\u00ed vo Websupporte<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.websupport.sk\/blog\/2024\/05\/stare-verzie-php\/#ako-aktualizovat\">inform\u00e1cie o tom, ako aktualizova\u0165 PHP<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"cyklus\">\u017divotn\u00fd cyklus PHP<\/h2>\n\n\n\n<p>PHP je najpou\u017e\u00edvanej\u0161\u00ed skriptovac\u00ed jazyk pre web. <a href=\"https:\/\/w3techs.com\/technologies\/details\/pl-php\/all\/all\" target=\"_blank\" rel=\"noreferrer noopener\">Pod\u013ea W3Techs<\/a> ho pou\u017e\u00edva okolo 73 % webov. Na v\u00e4\u010d\u0161ine zdie\u013ean\u00fdch hostingov predstavuje jedin\u00fa dostupn\u00fa mo\u017enos\u0165. Aj u n\u00e1s, zatia\u013e. Pre potreby tohto \u010dl\u00e1nku si m\u00f4\u017eete PHP predstavi\u0165 ako <strong>softv\u00e9rov\u00e9 prostredie<\/strong>, ktor\u00e9 zabezpe\u010duje fungovanie webu, napr\u00edklad redak\u010dn\u00e9ho syst\u00e9mu WordPress, ktor\u00fd je cel\u00fd nap\u00edsan\u00fd v jazyku PHP.<\/p>\n\n\n\n<p>Rovnako ako ka\u017ed\u00fd softv\u00e9r, aj PHP m\u00e1 svoj \u017eivotn\u00fd cyklus. Pravidelne vych\u00e1dzaj\u00fa nov\u0161ie verzie, ktor\u00e9 prid\u00e1vaj\u00fa <strong>nov\u00e9 funkcie<\/strong> a <strong>opravuj\u00fa chyby<\/strong> a nedostatky t\u00fdch predo\u0161l\u00fdch. Nov\u00e9 verzie vych\u00e1dzaj\u00fa pribli\u017ene ka\u017ed\u00fd rok a ich podpora trv\u00e1 v\u00e4\u010d\u0161inou 2 roky. Probl\u00e9m, pred ktor\u00fdm stoj\u00edme, je, \u017ee <strong>v\u00e4\u010d\u0161ina webov be\u017e\u00ed na star\u00fdch verzi\u00e1ch PHP<\/strong>, ktor\u00e9 u\u017e nieko\u013eko rokov nie s\u00fa ofici\u00e1lne podporovan\u00e9.<\/p>\n\n\n<div class=\"wp-block-image wp-image-12806 size-full\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"2274\" height=\"1212\" src=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie.png\" alt=\"Podporovan\u00e9 verzie PHP pod\u013ea PHP.net, okt\u00f3ber 2025\" class=\"wp-image-35015\" srcset=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie.png 2274w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie-300x160.png 300w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie-1100x586.png 1100w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie-768x409.png 768w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie-1536x819.png 1536w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie-2048x1092.png 2048w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie-1200x640.png 1200w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php-verzie-1980x1055.png 1980w\" sizes=\"auto, (max-width: 2274px) 100vw, 2274px\" \/><figcaption class=\"wp-element-caption\">Podporovan\u00e9 verzie PHP pod\u013ea PHP.net, okt\u00f3ber 2025<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"stats\">Ako to vyzer\u00e1 u n\u00e1s a vo svete<\/h2>\n\n\n\n<p>Na uk\u00e1\u017eku glob\u00e1lneho trendu m\u00f4\u017eeme pou\u017ei\u0165 \u017eiv\u00e9 <a href=\"https:\/\/wordpress.org\/about\/stats\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0161tatistiky z wordpress.org<\/a>. Spomedzi v\u0161etk\u00fdch WordPress webov, pribli\u017ene <strong>44 %<\/strong> pou\u017e\u00edva ofici\u00e1lne <strong>podporovan\u00fa verziu PHP<\/strong>. Okolo <strong>16 %<\/strong> pou\u017e\u00edva <strong>\u010doskoro nepodporovan\u00fa<\/strong> verziu <strong>PHP 8.1<\/strong>, zvy\u0161n\u00fdch <strong>40 %<\/strong> pou\u017e\u00edva e\u0161te<strong> PHP 8.0 <\/strong>alebo<strong> star\u0161ie. <\/strong>Na t\u00fato nepriazniv\u00fa situ\u00e1ciu u\u017e v minulosti <a href=\"https:\/\/yoast.com\/yoast-seo-4-5\/\" target=\"_blank\" rel=\"noreferrer noopener\">pouk\u00e1zali<\/a> napr\u00edklad tvorcovia popul\u00e1rneho pluginu Yoast SEO.<\/p>\n\n\n<div class=\"wp-block-image wp-image-12803 size-full\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"1080\" height=\"808\" src=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/Screenshot-2025-10-16-at-10.42.05.png\" alt=\"Aktu\u00e1lne vyu\u017e\u00edvan\u00e9 verzie PHP na v\u0161etk\u00fdch WordPress weboch, zdroj wordpress.org\" class=\"wp-image-35018\" srcset=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/Screenshot-2025-10-16-at-10.42.05.png 1080w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/Screenshot-2025-10-16-at-10.42.05-300x224.png 300w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/Screenshot-2025-10-16-at-10.42.05-768x575.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><figcaption class=\"wp-element-caption\">Aktu\u00e1lne vyu\u017e\u00edvan\u00e9 verzie PHP na v\u0161etk\u00fdch WordPress weboch, zdroj wordpress.org<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Podobn\u00fa situ\u00e1ciu sme videli aj <strong>na na\u0161ej infra\u0161trukt\u00fare<\/strong>. E\u0161te v roku 2024 pou\u017e\u00edvalo zastaran\u00e9 verzie PHP 5.2 \u2013 8.0 a\u017e 75 % na\u0161ich pou\u017e\u00edvate\u013eov. No pod\u013ea \u0161tatistiky z okt\u00f3bra 2025 na svojom hostingu pou\u017e\u00edvalo jednu zo star\u0161\u00edch verzi\u00ed PHP <strong><strong> 5.2 &#8211; 8.1<\/strong>.<\/strong> u\u017e &#8222;len&#8220; <strong>38,2 %<\/strong> . Koncom roka sa k nim prid\u00e1 \u010fal\u0161ia skupina, ktor\u00e1 pou\u017e\u00edva verziu PHP 8.1. <\/p>\n\n\n<div class=\"wp-block-image wp-image-12804 size-full\">\n<figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"371\" src=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/10\/chart.png\" alt=\"\" class=\"wp-image-35087\" style=\"width:586px;height:auto\" srcset=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/10\/chart.png 600w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2025\/10\/chart-300x186.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Preh\u013ead pou\u017eit\u00fdch verzi\u00ed PHP na Websupport infra\u0161trukt\u00fare, okt\u00f3ber 2025<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Tento trend sa sna\u017e\u00edme priebe\u017ene zlep\u0161ova\u0165. Star\u0161ie verzie ponech\u00e1vame v bezpe\u010dnej prev\u00e1dzke v\u010faka platenej slu\u017ebe <strong><a href=\"https:\/\/www.websupport.sk\/webhosting\/podpora-php\/\">Roz\u0161\u00edren\u00e1 podpora PHP<\/a><\/strong> \u2013 naprie\u010d v\u0161etk\u00fdmi krajinami, kde p\u00f4sob\u00edme, no z\u00e1rove\u0148 pou\u017e\u00edvate\u013eov povzbudzujeme, aby pre\u0161li na nov\u0161ie, v\u00fdkonnej\u0161ie a bezpe\u010dnej\u0161ie verzie. Ak sa n\u00e1m podar\u00ed zlep\u0161i\u0165 stav aj mimo na\u0161ich hostingov, profitova\u0165 z toho budeme ako cel\u00e1 komunita.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"dovody\">Naj\u010dastej\u0161ie d\u00f4vody pou\u017e\u00edvania star\u00fdch verzi\u00ed PHP<\/h2>\n\n\n\n<p>Z praxe vid\u00edme naj\u010dastej\u0161ie tieto d\u00f4vody, pre\u010do pou\u017e\u00edvatelia pou\u017e\u00edvaj\u00fa star\u00e9 verzie PHP:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Majitelia webov o tom <strong>nevedia<\/strong> alebo to <strong>nerie\u0161ia<\/strong>. Vo v\u00e4\u010d\u0161ine pr\u00edpadov je to plne akceptovate\u013en\u00e9 &#8211; rie\u0161enie podobn\u00fdch vec\u00ed o\u010dak\u00e1vaj\u00fa od svojich developerov, spr\u00e1vcov webu, \u010di priamo od hostingu. Najsk\u00f4r z tohto d\u00f4vodu m\u00e1 PHP 5.6 najv\u00e4\u010d\u0161ie zast\u00fapenie na na\u0161ich hostingoch &#8211; dlh\u00fa dobu sme t\u00fato verziu pon\u00fakali ako predvolen\u00fa a pou\u017e\u00edvatelia ju <strong>nikdy nezmenili<\/strong>. <\/li>\n\n\n\n<li>Zabezpe\u010denie kompatibility na strane developerov\/spr\u00e1vcov <strong>vy\u017eaduje \u010das<\/strong> na aktualiz\u00e1ciu redak\u010dn\u00fdch syst\u00e9mov, pluginov a n\u00e1sledn\u00e9 testovanie. Ak ste si pred rokmi nechali vyrobi\u0165 web a \u010falej to nerie\u0161ili, aktualiz\u00e1cia na nov\u0161ie verzie PHP nemus\u00ed by\u0165 v\u00f4bec trivi\u00e1lna a lacn\u00e1. Men\u0161\u00ed probl\u00e9m to predstavuje pre modern\u00e9 open-source syst\u00e9my, ktor\u00e9 vo v\u00e4\u010d\u0161ine pr\u00edpadov sta\u010d\u00ed &#8222;iba&#8220; aktualizova\u0165. Z grafov vy\u0161\u0161ie je ale vidno, \u017ee ani toto nesta\u010d\u00ed.<\/li>\n\n\n\n<li>V\u00e4\u010d\u0161ina hostingov sa tejto t\u00e9me dlhodobo <strong>vyh\u00fdba(la)<\/strong>. Vr\u00e1tane n\u00e1s. D\u00f4vod je prost\u00fd &#8211; nako\u013eko je pre majite\u013eov webov problematick\u00e9 zabezpe\u010di\u0165 kompatibilitu webov, vyn\u00faten\u00e1 aktualiz\u00e1cia zo strany hostingu m\u00f4\u017ee sp\u00f4sobi\u0165 nefunk\u010dnos\u0165 tis\u00edcok webov\u00fdch str\u00e1nok. A to nechc\u00fa ani hostingy, ani majitelia webov. S dostato\u010dn\u00fdm predstihom preto na tento probl\u00e9m za\u010d\u00edname akt\u00edvne poukazova\u0165.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"zlepsenia\">Rizik\u00e1 a nev\u00fdhody star\u00fdch verzi\u00ed PHP<\/h2>\n\n\n\n<p>Z poh\u013eadu pou\u017e\u00edvate\u013ea star\u00e9 verzie PHP oproti nov\u00fdm zaost\u00e1vaj\u00fa najm\u00e4 v oblasti bezpe\u010dnosti a v\u00fdkonnosti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Slab\u00e1 bezpe\u010dnos\u0165<\/h3>\n\n\n\n<p>Najsilnej\u0161\u00edm argumentom pre aktualiz\u00e1ciu PHP je bezpe\u010dnos\u0165. Po\u010das akt\u00edvnej podpory vych\u00e1dzaj\u00fa opravn\u00e9 aktualiz\u00e1cie, ktor\u00e9 opravuj\u00fa zisten\u00e9 nedostatky. Ich preh\u013ead si m\u00f4\u017eete pozrie\u0165 napr\u00edklad na str\u00e1nkach <a href=\"https:\/\/www.cvedetails.com\/product\/128\/PHP-PHP.html\" target=\"_blank\" rel=\"noreferrer noopener\">CVE Details<\/a>. Na obr\u00e1zku ni\u017e\u0161ie n\u00e1jdete po\u010det kritick\u00fdch ch\u00fdb objaven\u00fdch v jednotliv\u00fdch rokoch.<\/p>\n\n\n<div class=\"wp-block-image wp-image-12829 size-full\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"689\" height=\"266\" src=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php_kriticke_chyby-1.jpeg\" alt=\"Zranite\u013enos\u0165 PHP pod\u013ea rokov\" class=\"wp-image-35027\" srcset=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php_kriticke_chyby-1.jpeg 689w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php_kriticke_chyby-1-300x116.jpeg 300w\" sizes=\"auto, (max-width: 689px) 100vw, 689px\" \/><figcaption class=\"wp-element-caption\">Preh\u013ead objaven\u00fdch bezpe\u010dnostn\u00fdch dier v PHP pod\u013ea rokov. Zdroj CVE Details.<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">Slab\u00fd v\u00fdkon<\/h3>\n\n\n\n<p>S ka\u017edou <strong>novou verziou PHP<\/strong> sa v\u00fdrazne<strong> zlep\u0161uje v\u00fdkonnos\u0165 webu.<\/strong> \u010c\u00edm nov\u0161ia je verzia PHP, t\u00fdm <strong>r\u00fdchlej\u0161ie sa na\u010d\u00edtava va\u0161a str\u00e1nka<\/strong>. Porovnali sme funk\u010dn\u00fa verziu aplik\u00e1cie WordPress (\u0161tandardn\u00e1 in\u0161tal\u00e1cia) na r\u00f4znych verzi\u00e1ch PHP. Ako vid\u00edte, PHP 8.3 dok\u00e1\u017ee spracova\u0165 viac ako dvojn\u00e1sobok po\u017eiadaviek za sekundu oproti PHP 5.6.&nbsp; Pribli\u017ene rovnak\u00e9 \u0161tatistiky vid\u00edme aj pri in\u00fdch <strong>redak\u010dn\u00fdch syst\u00e9moch<\/strong>, ako s\u00fa Joomla, Drupal a OpenCart. Tak\u017ee okrem mno\u017estva d\u00f4le\u017eit\u00fdch bezpe\u010dnostn\u00fdch v\u00fdhod by v\u00e1\u0161 web fungoval ove\u013ea lep\u0161ie, ak by ste ho aktualizovali na najnov\u0161iu verziu PHP.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"725\" height=\"394\" src=\"https:\/\/www.websupport.sk\/blogoads\/sites\/2\/2024\/05\/php_vykon.jpeg\" alt=\"Porovnanie v\u00fdkonnosti PHP verzi\u00ed\" class=\"wp-image-31553\" style=\"width:610px;height:auto\" srcset=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php_vykon.jpeg 725w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/php_vykon-300x163.jpeg 300w\" sizes=\"auto, (max-width: 725px) 100vw, 725px\" \/><figcaption class=\"wp-element-caption\">Porovnanie v\u00fdkonnosti verzi\u00ed PHP z roku 2024<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"plan\">Pl\u00e1n podpory PHP verzi\u00ed<\/h2>\n\n\n\n<p>V minulosti sme postupne ukon\u010dovali prev\u00e1dzku star\u0161\u00edch verzi\u00ed, ktor\u00e9 u\u017e neboli ofici\u00e1lne podporovan\u00e9 komunitou. <strong>Aktu\u00e1lne ich v\u0161ak na na\u0161ej infra\u0161trukt\u00fare ponech\u00e1vame v prev\u00e1dzke<\/strong> v r\u00e1mci platenej slu\u017eby <strong>Roz\u0161\u00edren\u00e1 podpora PHP<\/strong>. V\u010faka nej zabezpe\u010dujeme potrebn\u00e9 bezpe\u010dnostn\u00e9 z\u00e1platy a \u00fadr\u017ebu z na\u0161ej strany a teda aj po skon\u010den\u00ed ofici\u00e1lnej podpory komunity.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Aktu\u00e1lny pl\u00e1n verzi\u00ed<\/h3>\n\n\n\n<p><strong>PHP 8.1<\/strong> \u2013 moment\u00e1lne dost\u00e1va u\u017e len bezpe\u010dnostn\u00e9 opravy a <strong>bude ukon\u010den\u00e1 v decembri 2025.<\/strong> Od <strong>janu\u00e1ra 2026<\/strong> ju presunieme pod slu\u017ebu <strong>Roz\u0161\u00edren\u00e1 podpora PHP<\/strong>.<br><strong>PHP 8.2<\/strong> \u2013 len bezpe\u010dnostn\u00e9 opravy, ukon\u010denie <strong>v decembri 2026.<\/strong><br><strong>PHP 8.3<\/strong> \u2013 pln\u00e1 ofici\u00e1lna podpora do <strong>decembra 2025<\/strong>, od <strong>janu\u00e1ra 2026<\/strong> len bezpe\u010dnostn\u00e9 opravy.<br><strong>PHP 8.4<\/strong> \u2013 aktu\u00e1lna verzia s plnou ofici\u00e1lnou podporou.<br><strong>PHP 8.5<\/strong> \u2013 vydanie novej verzie je<strong><strong> v pl\u00e1ne koncom novembra 2025<\/strong><\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Odpor\u00fa\u010danie<\/h3>\n\n\n\n<p>Od <strong>janu\u00e1ra 2026<\/strong> u\u017e <strong>PHP 8.1 nebude ofici\u00e1lne podporovan\u00e9<\/strong>, preto odpor\u00fa\u010dame \u010do najsk\u00f4r prejs\u0165 na <strong>najnov\u0161iu verziu PHP 8.4<\/strong>. Z\u00edskate tak vy\u0161\u0161iu bezpe\u010dnos\u0165, r\u00fdchlos\u0165 a kompatibilitu s modern\u00fdmi CMS syst\u00e9mami a aplik\u00e1ciami. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Otestujte si kompatibilitu v\u00e1\u0161ho webu<\/h3>\n\n\n\n<p>Aby sme v\u00e1m prechod na nov\u0161ie verzie PHP&nbsp;\u010do najviac u\u013eah\u010dili, vytvorili sme pre v\u00e1s <a href=\"https:\/\/www.websupport.sk\/podpora\/kb\/aktualizacia-a-zmena-php-verzie\/#test-php-kompatibility\" target=\"_blank\" rel=\"noreferrer noopener\">n\u00e1stroj na testovanie kompatibility webu a PHP<\/a>.  V\u010faka nemu si over\u00edte, \u010di v\u00e1\u0161 web na nov\u0161ej verzii funguje bez probl\u00e9mov. Vyberte si z 2 mo\u017enost\u00ed:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>1. N\u00e1h\u013ead kompatibility webu<\/strong><\/h4>\n\n\n\n<p>Pomocou <a href=\"https:\/\/www.websupport.sk\/podpora\/kb\/aktualizacia-a-zmena-php-verzie\/#nahlad-kompatibility-webu-a-stranky-pouzivajuce-ssl-certifikaty\" target=\"_blank\" rel=\"noreferrer noopener\">tohto n\u00e1stroja<\/a> m\u00f4\u017eete bezpe\u010dne, iba <strong>vo va\u0161om prehliada\u010di<\/strong> a <strong>bez vplyvu na produk\u010dn\u00fa str\u00e1nku<\/strong>, otestova\u0165 funk\u010dnos\u0165 webovej str\u00e1nky na nov\u0161ej verzii PHP. Ak v\u0161etko funguje ako m\u00e1, m\u00f4\u017eete aktualizova\u0165 PHP ihne\u010f a neodklada\u0165 to na posledn\u00fa chv\u00ed\u013eu.\u00a0<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em><strong>TIP:<\/strong> Napr\u00edklad prechod z PHP 8.1 na PHP 8.4 by pre v\u00e4\u010d\u0161inu pou\u017e\u00edvate\u013eov nemal predstavova\u0165 z\u00e1sadn\u00fd probl\u00e9m. Na\u0161a intern\u00e1 kontrola uk\u00e1zala, \u017ee viac ako 90 % slu\u017eieb be\u017eiacich na 8.1&nbsp;funguje na&nbsp;8.4&nbsp;bez probl\u00e9mov&nbsp;(alebo s drobn\u00fdmi varovaniami, ktor\u00e9 neovplyv\u0148uj\u00fa funk\u010dnos\u0165 webu).&nbsp;<\/em><\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image wp-image-12831 size-large\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"156\" src=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/test_php.png\" alt=\"N\u00e1stroj na testovanie kompatibility PHP\" class=\"wp-image-35033\" srcset=\"https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/test_php.png 1536w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/test_php-300x30.png 300w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/test_php-1100x112.png 1100w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/test_php-768x78.png 768w, https:\/\/www.websupport.sk\/blog\/app\/uploads\/sites\/2\/2024\/05\/test_php-1200x122.png 1200w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><figcaption class=\"wp-element-caption\">PHP testovac\u00ed n\u00e1stroj je dostupn\u00fd priamo vo WebAdmine.<\/figcaption><\/figure>\n<\/div>\n\n\n<h4 class=\"wp-block-heading\"><strong>2. Test kompatibility<\/strong> <\/h4>\n\n\n\n<p>Tento n\u00e1stroj roz\u0161iruje existuj\u00facu mo\u017enos\u0165 n\u00e1h\u013eadu webu. Uk\u00e1\u017ee v\u00e1m, <strong>\u010di je prechod bezpe\u010dn\u00fd<\/strong> a <strong>ktor\u00e9 \u010dasti k\u00f3du webu treba upravi\u0165<\/strong>. Prebieha na pozad\u00ed a po dokon\u010den\u00ed dostanete <strong>e-mailov\u00e9 upozornenie<\/strong>. Viac sa dozviete v <a href=\"https:\/\/www.websupport.sk\/podpora\/kb\/aktualizacia-a-zmena-php-verzie\/#otestovanie-novej-php-cez-test-kompatibility\" target=\"_blank\" rel=\"noreferrer noopener\">tomto n\u00e1vode<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ako-aktualizovat\">Ako aktualizova\u0165 PHP na hostingu<\/h2>\n\n\n\n<p>Ak ste na\u0161\u00edm z\u00e1kazn\u00edkom, zmeni\u0165 PHP verziu m\u00f4\u017eete kedyko\u013evek priamo cez <a href=\"https:\/\/admin.websupport.sk\/sk\/site\/login\" target=\"_blank\" rel=\"noopener noreferrer\">WebAdmin<\/a>,<em> sekcia Web &gt;Slu\u017eby&gt;PHP nastavenia<\/em>. <a href=\"https:\/\/www.websupport.sk\/podpora\/kb\/aktualizacia-a-zmena-php-verzie\/\" target=\"_blank\" rel=\"noreferrer noopener\">V tomto n\u00e1vode<\/a> n\u00e1jdete inform\u00e1cie o tom, ako m\u00f4\u017eete <strong>otestova\u0165 a zmeni\u0165 verziu PHP na nov\u0161iu<\/strong>.<\/p>\n\n\n\n<p>Podobne by to malo fungova\u0165 aj u in\u00fdch poskytovate\u013eov.<\/p>\n\n\n\n<p>Ak va\u0161a webov\u00e1 str\u00e1nka nefunguje, ke\u010f vysk\u00fa\u0161ate nov\u0161iu verziu PHP, bude potrebn\u00e9 upravi\u0165 k\u00f3d. Pozrite si tento <a href=\"https:\/\/www.php.net\/manual\/en\/appendices.php\" target=\"_blank\" rel=\"noreferrer noopener\">n\u00e1vod z PHP.net<\/a>, ako <strong>aktualizova\u0165 pr\u00edslu\u0161n\u00fd k\u00f3d<\/strong>.<br><br>Pokia\u013e pou\u017e\u00edvate WordPress, n\u00e1vod na aktualiz\u00e1ciu n\u00e1jdete aj v na\u0161ej <a href=\"https:\/\/www.websupport.sk\/podpora\/kb\/optimalizacia-a-zrychlenie-wordpressu\/\" target=\"_blank\" rel=\"noreferrer noopener\">B\u00e1ze znalost\u00ed<\/a>. Pre \u010fal\u0161ie redak\u010dn\u00e9 syst\u00e9my odpor\u00fa\u010dame ofici\u00e1lnu dokument\u00e1ciu:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/docs.joomla.org\/Portal:Upgrading_Versions\" target=\"_blank\" rel=\"noreferrer noopener\">Joomla<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/docs.opencart.com\/en-gb\/upgrading\/\" target=\"_blank\" rel=\"noreferrer noopener\">OpenCart<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/library.oscommerce.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">OsCommerce<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/docs.typo3.org\/m\/typo3\/guide-installation\/main\/en-us\/\" target=\"_blank\" rel=\"noreferrer noopener\">Typo3<\/a><\/li>\n<\/ul>\n\n\n\n<p>Ak pou\u017e\u00edvate hosting, ktor\u00fd v\u00e1m neumo\u017e\u0148uje prechod na niektor\u00fa z aktu\u00e1lne podporovan\u00fdch PHP verzi\u00ed, odpor\u00fa\u010dame poobzera\u0165 sa po novom hostingu. My&nbsp;<a href=\"https:\/\/www.websupport.sk\/migracia\" target=\"_blank\" rel=\"noreferrer noopener\">v\u00e1m radi pon\u00fakneme viac<\/a> a za prechod od konkurencie v\u00e1s odmen\u00edme.<\/p>\n\n\n\n<p><em>P\u00f4vodn\u00fd \u010dl\u00e1nok o ukon\u010dovan\u00ed star\u00fdch PHP verzi\u00ed sme publikovali v roku 2018. Inform\u00e1cie sme aktualizovali a star\u00fd \u010dl\u00e1nok sme upravili.<\/em>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ka\u017ed\u00fd rok kon\u010d\u00ed ofici\u00e1lna podpora najstar\u0161ej z podporovan\u00fdch verzi\u00ed PHP. Prin\u00e1\u0161ame v\u00e1m poh\u013ead na na\u0161e najbli\u017e\u0161ie kroky a nieko\u013eko d\u00f4vodov, pre\u010do by ste nemali pou\u017e\u00edva\u0165 star\u00e9 verzie PHP. V tomto \u010dl\u00e1nku n\u00e1jdete: \u017divotn\u00fd cyklus PHP PHP je najpou\u017e\u00edvanej\u0161\u00ed skriptovac\u00ed jazyk pre web. Pod\u013ea W3Techs ho pou\u017e\u00edva okolo 73 % webov. Na v\u00e4\u010d\u0161ine zdie\u013ean\u00fdch hostingov predstavuje [&hellip;]<\/p>\n","protected":false},"author":84,"featured_media":31571,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,7],"tags":[638],"class_list":["post-12782","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-novinky","category-technologie","tag-php"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pre\u010do by ste nemali pou\u017e\u00edva\u0165 star\u00e9 verzie PHP - Websupport blog<\/title>\n<meta name=\"description\" content=\"\u010co sa deje, ke\u010f PHP verzia strat\u00ed podporu? Vysvet\u013eujeme, ako sa men\u00ed \u017eivotn\u00fd cyklus PHP a pre\u010do star\u0161ie verzie u\u017e nepatria na modern\u00e9 weby.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.websupport.sk\/blog\/2025\/10\/stare-verzie-php\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Koniec jednej kapitoly, alebo pre\u010do by ste nemali pou\u017e\u00edva\u0165 star\u00e9 verzie PHP\" \/>\n<meta property=\"og:description\" content=\"\u010co sa deje, ke\u010f PHP verzia strat\u00ed podporu? 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