{"id":321,"date":"2023-10-23T09:57:20","date_gmt":"2023-10-23T07:57:20","guid":{"rendered":"https:\/\/gdm.sosthe.sk\/?page_id=321"},"modified":"2023-10-23T09:57:29","modified_gmt":"2023-10-23T07:57:29","slug":"vkladanie-php-do-html-kodu","status":"publish","type":"page","link":"https:\/\/gdm.sosthe.sk\/?page_id=321","title":{"rendered":"Vkladanie PHP do HTML k\u00f3du"},"content":{"rendered":"

\u0160trukt\u00fara skriptu sa m\u00f4\u017ee sklada\u0165 z t\u00fdchto \u010dast\u00ed\u2026<\/span><\/h2>\n
\n
    \n
  • HTML k\u00f3d<\/li>\n
  • zna\u010dka ur\u010duj\u00faca za\u010diatok PHP k\u00f3du<\/li>\n
  • PHP pr\u00edkazy<\/li>\n
  • zna\u010dka ur\u010duj\u00faca koniec PHP k\u00f3du<\/li>\n
  • \u010fal\u0161\u00ed HTML k\u00f3d<\/li>\n<\/ul>\n

    Pou\u017e\u00edvanie zna\u010diek PHP<\/h4>\n

    K\u00f3d PHP m\u00f4\u017ee za\u010d\u00edna\u0165 \u0161tyrmi r\u00f4znymi \u0161t\u00fdlmi zna\u010diek PHP. V ka\u017edom pr\u00edpade v\u017edy za\u010d\u00ednaj\u00fa znamienkom men\u0161\u00ed (<) a kon\u010dia znamienkom v\u00e4\u010d\u0161\u00ed (>). T\u00fdmto symbolom sa hovor\u00ed zna\u010dky PHP a hovoria serveru, kde k\u00f3d PHP za\u010d\u00edna a kde kon\u010d\u00ed. V\u0161etok text medzi nimi je interpretovan\u00fd ako PHP. V\u0161etko mimo t\u00fdchto zna\u010diek je HTML k\u00f3d. Zna\u010dky PHP n\u00e1m umo\u017e\u0148uj\u00fa\u00a0unikn\u00fa\u0165 z p\u00fat HTML<\/em>.<\/p>\n

      \n
    • XML \u0161t\u00fdl<\/li>\n<\/ul>\n
      \u00a0<?php echo<\/strong> \"Hello world!\"; ?><\/pre>\n
      Tento \u0161t\u00fdl je odpor\u00fa\u010dan\u00fd pou\u017e\u00edva\u0165. Administr\u00e1tor ho nem\u00f4\u017ee vypn\u00fa\u0165, preto je mo\u017en\u00e9 garantova\u0165, \u017ee bude dostupn\u00fd na v\u0161etk\u00fdch serveroch.<\/p>\n
        \n
      • Kr\u00e1tky \u0161t\u00fdl<\/li>\n<\/ul>\n
        <? echo<\/strong> \"Hello world!\"; ?><\/pre>\n
        Tento \u0161t\u00fdl je najjednoduch\u0161\u00ed, ale je nutn\u00e9 povoli\u0165 ho v konfigura\u010dnom s\u00fabore (short_tags).<\/p>\n
          \n
        • SCRIPT \u0161t\u00fdl<\/li>\n<\/ul>\n
          <script language='php'> echo<\/strong> \"Hello world!\"; <\/script><\/pre>\n
          Tento \u0161t\u00fdl je dos\u0165 \u0165a\u017ekop\u00e1dny a najdlh\u0161\u00ed a bude zn\u00e1my viac t\u00fdm, \u010do pou\u017e\u00edvali JavaScript alebo VBScript.<\/p>\n
            \n
          • ASP \u0161t\u00fdl<\/li>\n<\/ul>\n
             <% echo<\/strong> \"Hello world!\"; %><\/pre>\n
            Tento \u0161t\u00fdl je rovnak\u00fd, ako sa pou\u017e\u00edva v Active Server Pages (ASP). Pokia\u013e m\u00e1te v konfigura\u010dnom s\u00fabore zapnut\u00e9 nastavenie asp_tags, m\u00f4\u017eete k\u013eudne pou\u017e\u00edva\u0165.<\/p>\n
            PHP pr\u00edkazy<\/h4>\n
            Jednotliv\u00e9 in\u0161trukcie v PHP sa odde\u013euj\u00fa bodko\u010diarkou. Ak bodko\u010diarku nezad\u00e1me, server n\u00e1m vr\u00e1ti chybu Parse Error. Spr\u00e1vny z\u00e1pis je preto napr\u00edklad:<\/p>\n
            <? echo<\/strong> \"Prv\u00fd riadok\";echo<\/strong> \"Druh\u00fd riadok\";?><\/pre>\n
            Pozn\u00e1mky:<\/strong><\/p>\n
              \n
            • Pred posledn\u00fa in\u0161trukciu nemus\u00edme bodko\u010diarku d\u00e1va\u0165. Odpor\u00fa\u010dam ale d\u00e1va\u0165, lebo sa m\u00f4\u017ee s\u0165a\u0165, \u017ee dop\u00ed\u0161ete nejak\u00fa in\u0161trukciu a program nebude fungova\u0165.<\/li>\n<\/ul>\n
                \n
              • V\u00fdhodou programovania v jazyku PHP je, \u017ee konce riadkov nemaj\u00fa pri programovan\u00ed \u017eiaden v\u00fdznam, \u010do m\u00f4\u017eme vyu\u017ei\u0165 pre form\u00e1tovanie k\u00f3du tak, aby sme sa v \u0148om vyznali. Nasleduj\u00faci k\u00f3d je toto\u017en\u00fd s predo\u0161l\u00fdm:<\/li>\n<\/ul>\n
                <? echo<\/strong> \"Prv\u00fd riadok\"; echo<\/strong> \"Druh\u00fd riadok\"; ?><\/pre>\n
                Koment\u00e1re<\/h4>\n
                Koment\u00e1r je nie\u010do \u010do program ignoruje a sl\u00fa\u017ei iba program\u00e1torovi na zapisovanie pozn\u00e1mok do k\u00f3du. Odpor\u00fa\u010dam pou\u017e\u00edva\u0165 koment\u00e1re pri ka\u017edom s\u00fabore tvorenom php \u2013\u00a0 u\u013eah\u010d\u00ed V\u00e1m to h\u013eadanie a odstra\u0148ovanie ch\u00fdb a to hlavne pri rozsiahlej\u0161\u00edch programoch.<\/p>\n
                Jednoriadkov\u00fd koment\u00e1r:<\/p>\n
                \/\/ skript nezobrazuje to \u010do je tu nap\u00edsan\u00e9<\/pre>\n
                alebo<\/p>\n
                # skript nezobrazuje to \u010do je tu nap\u00edsan\u00e9<\/pre>\n
                Viacriadkov\u00fd koment\u00e1r:<\/p>\n
                \/*\u010coko\u013evek nap\u00edsan\u00e9 v t\u00fdchto\r\n  dvoch riadkoch nebude vykonan\u00e9\r\n  *\/<\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
                \u0160trukt\u00fara skriptu sa m\u00f4\u017ee sklada\u0165 z t\u00fdchto \u010dast\u00ed\u2026 HTML k\u00f3d zna\u010dka ur\u010duj\u00faca za\u010diatok PHP k\u00f3du PHP pr\u00edkazy zna\u010dka ur\u010duj\u00faca koniec PHP k\u00f3du \u010fal\u0161\u00ed HTML k\u00f3d Pou\u017e\u00edvanie zna\u010diek PHP K\u00f3d PHP m\u00f4\u017ee za\u010d\u00edna\u0165 \u0161tyrmi r\u00f4znymi \u0161t\u00fdlmi zna\u010diek PHP. V ka\u017edom pr\u00edpade v\u017edy za\u010d\u00ednaj\u00fa znamienkom men\u0161\u00ed (<) a kon\u010dia znamienkom v\u00e4\u010d\u0161\u00ed (>). T\u00fdmto symbolom sa hovor\u00ed zna\u010dky […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-321","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/gdm.sosthe.sk\/index.php?rest_route=\/wp\/v2\/pages\/321","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gdm.sosthe.sk\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/gdm.sosthe.sk\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/gdm.sosthe.sk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gdm.sosthe.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=321"}],"version-history":[{"count":2,"href":"https:\/\/gdm.sosthe.sk\/index.php?rest_route=\/wp\/v2\/pages\/321\/revisions"}],"predecessor-version":[{"id":323,"href":"https:\/\/gdm.sosthe.sk\/index.php?rest_route=\/wp\/v2\/pages\/321\/revisions\/323"}],"wp:attachment":[{"href":"https:\/\/gdm.sosthe.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}