{"id":372,"date":"2026-05-06T15:03:15","date_gmt":"2026-05-06T15:03:15","guid":{"rendered":"https:\/\/piotrswitlicki.pl\/?p=372"},"modified":"2026-05-06T15:04:16","modified_gmt":"2026-05-06T15:04:16","slug":"jak-dziala-konwersja-typow-w-js","status":"publish","type":"post","link":"https:\/\/piotrswitlicki.pl\/pl\/2026\/05\/06\/jak-dziala-konwersja-typow-w-js\/","title":{"rendered":"Jak dzia\u0142a konwersja typ\u00f3w w JS?"},"content":{"rendered":"<h3 class=\"wp-block-heading\">\ud83d\udd04 Jawne rzutowanie<\/h3>\n\n<pre class=\"wp-block-code\"><code>Number(\"10\")<br>String(123)<br>Boolean(1)<\/code><\/pre>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h3 class=\"wp-block-heading\">\ud83d\udd04 Niejawne<\/h3>\n\n<pre class=\"wp-block-code\"><code>\"5\" * 2 \/\/ 10<br>\"5\" + 2 \/\/ \"52\"<\/code><\/pre>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\ud83d\udca3 Najwi\u0119ksza pu\u0142apka<\/h2>\n\n<pre class=\"wp-block-code\"><code>Boolean(\"false\") \/\/ true<\/code><\/pre>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h2 class=\"wp-block-heading\">\ud83d\udca1 Dobre praktyki<\/h2>\n\n<p>\u2714 u\u017cywaj <code>===<\/code> zamiast <code>==<\/code><br>\u2714 rzutuj jawnie<\/p>","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-372","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/posts\/372","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=372"}],"version-history":[{"count":2,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/posts\/372\/revisions"}],"predecessor-version":[{"id":374,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/posts\/372\/revisions\/374"}],"wp:attachment":[{"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/media?parent=372"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/categories?post=372"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/piotrswitlicki.pl\/pl\/wp-json\/wp\/v2\/tags?post=372"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}