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  1. #1
    Registered User zombie13's Avatar
    Join Date: Oct:2012
    Location: Bulgaria - Ruse
    Posts: 63

    Èçâåæäàíå íà ñòîéíîñò îò value àòðèáóò ÷ðåç PHP

    HTML Code:
    <form method="POST" action="#">
    <input type="text" name="username" value="pesho">
    <input type="submit" name="submit" value="Submit">
    </form>
    <?php if(isset($_POST['submit']))var_dump($_POST['username']);
    ?>

    òàêà òîâà êàòî ãî ïóñíà è èçëèçà ñòîéíîñòà îò àòðèáóòà value - pesho

    뇈֌ :

    HTML Code:
    <form method="POST" action="#">
    <input type="text" name="username" value="<?php 'pesho'; ?>">
    <input type="submit" name="submit" value="Submit">
    </form>
    <?php if(isset($_POST['submit']))var_dump($_POST['username']);
    ?>

    òóêà îáà÷å íå èçëèçà - äàâà ìè ÷å íÿìà ñòîéíîñò â àòðèáóòà value
    Êàê ìîãà äà èçâåäà ñòîéíîñòà pesho ïðè âòîðèÿ ñëó÷àé, êàòî âúòðå ïîëçâàì php ñòðèíã?

  2. #2
    Ñîðîñîèä mKrotiFy's Avatar
    Join Date: Oct:2010
    Location: Áúëãàðèÿ, ÅÑ 💪
    Posts: 1,062
    <?php print 'pesho'; ?>

  3. #3
    Èíîïëàíåòÿíèí programings's Avatar
    Join Date: Jul:2011
    Location: Ïëóòîí
    Posts: 830
    Àìè êàê èñêàø äà òè èçëèçà, êàòî íå ñè ãî óêàçàë ïî íèêàêúâ íà÷èí.
    Çà PHP êîãàòî íÿìà ôóíêöèÿ çà ïîêàçâàíå íà ñëåäâàùîòî ñëåä íåÿ ñúäúðæàíèå, òî ïðîñòî òîâà ñúäúðæàíèå íå ñå ïîêàçâà, è ñå ïðèåìà êàòî íÿêàêúâ íåäåôèíèðàí â ïðîìåíëèâà èëè äðóãàäå ñòðèíã.

    Ïî-äîáðå å äà ñå èçïîëçâà echo, òúé êàòî print âñúùíîñò íå å èñòèíñêà PHP ôóíêöèÿ, à åçèêîâà êîíñòðóêöèÿ, è èìà íÿêîëêî íåäîñòàòúêà â ñðàâíåíèå ñ echo - òî.

    PHP Code:
    <?php echo 'pesho'?>

  4. #4
    Registered User zombie13's Avatar
    Join Date: Oct:2012
    Location: Bulgaria - Ruse
    Posts: 63
    Áëàãîäàðÿ è íà äâàìà âè - ñòàíà

  5. #5
    Registered User
    Join Date: Dec:2003
    Posts: 2,817
    Ùî íå ñè íàïðàâèø åäíà òåìà çà òâîèòå íåùà è äà ñå òðóïàò òàì.
    Gigabyte DS3P, E4400@9x333, 2x2Gb Super T@1000Mhz, Gigabyte GTX460OC 768Mb

  6. #6
    Registered User tedych's Avatar
    Join Date: Nov:2003
    Location: Ïëîâäèâ
    Posts: 17,654
    <?=$pesho?>
    Òîâà å ìíîãî óäîáåí êðàòúê âàðèàíò, êîãàòî å ñàìî çà èçâåæäàíå íà íåùî (âêëþ÷âàùî è ternary îïåðàòîðà). Ñëåä php 5.4 âå÷å è íå èçèñêâà ïóñíàòè àñï òàãñ.
     ñëó÷àÿ $pesho å ïðîìåíëèâà, à â òâîÿ ñëó÷àé è ïðèìåð å áåçñìèñëåíî - àêî èçâåæäàø ñòðèíã, çàùî ãî ïðàâèø ïðåç php?!
    Êîëêîòî äî echo/print, ÷å echo íå å ëè è òîé íå ñúâñåì ôóíêöèÿ, à language construct...
    Íèêîãà íå ïîëçâàé print. Íèêîé íèêúäå ñúùî òàêà, íå ïðåïîðú÷âà ïîëçâàíåòî ìó. Ïî-áàâåí å, à òîâà ÷å âðúùà íÿêàêâà ñòîéíîñò - àáñîëþòíî íèêîãà íå ìè ñå å íàëàãàëî äà ïîëçâàì ïîäîáíî íåùî â expression . Àêî ñå ñëó÷è, òî ñúñ ñèãóðíîñò ùå èìà è ïî-åëåãàíòåí íà÷èí çà àëãîðèòúìà.

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