{"id":366,"date":"2026-05-06T14:55:15","date_gmt":"2026-05-06T14:55:15","guid":{"rendered":"https:\/\/piotrswitlicki.pl\/?p=366"},"modified":"2026-05-06T14:56:11","modified_gmt":"2026-05-06T14:56:11","slug":"php-slabo-czy-silnie-typowany","status":"publish","type":"post","link":"https:\/\/piotrswitlicki.pl\/pl\/2026\/05\/06\/php-slabo-czy-silnie-typowany\/","title":{"rendered":"PHP \u2014 S\u0141ABO CZY SILNIE TYPOWANY?"},"content":{"rendered":"<p>Kr\u00f3tka odpowied\u017a:<\/p>\n\n<p>\ud83d\udc49 <strong>PHP jest s\u0142abo typowany (dynamiczny)<\/strong><\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\ud83d\udd0d Dlaczego?<\/h2>\n\n<pre class=\"wp-block-code\"><code>\"5\" + 5 = 10<\/code><\/pre>\n\n<p>\ud83d\udc49 brak \u015bcis\u0142ej kontroli typ\u00f3w<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\ud83c\udd95 Ale od PHP 7+<\/h2>\n\n<p>Mo\u017cesz u\u017cywa\u0107:<\/p>\n\n<pre class=\"wp-block-code\"><code>function add(int $a, int $b): int {<br>    return $a + $b;<br>}<\/code><\/pre>\n\n<p>\ud83d\udc49 i nawet:<\/p>\n\n<pre class=\"wp-block-code\"><code>declare(strict_types=1);<\/code><\/pre>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\u2696\ufe0f Czyli finalnie<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>domy\u015blnie \u2192 s\u0142abo typowany<\/li>\n\n\n\n<li>opcjonalnie \u2192 bardziej \u201esilny\u201d<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pagelayer_contact_templates":[],"_pagelayer_content":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-366","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/posts\/366","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/comments?post=366"}],"version-history":[{"count":2,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/posts\/366\/revisions"}],"predecessor-version":[{"id":368,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/posts\/366\/revisions\/368"}],"wp:attachment":[{"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/media?parent=366"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/categories?post=366"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/tags?post=366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}