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PHP. Tasks and exercises: conditions and variables |
1. Join variables to print "mano batai buvo du": <? $a = "du"; $b ="mano"; $c ="batai buvo"; ?>2. Write condition: if $a more than $b, print text " a daugiau už b" . 3. Make two constants and join them. 4. Clean errors: <? $salis = "de" switch($salis) { case 'ca' echo ("Kanada"); break; case "cr" echo ("Kosta Rika"); break; case "de" echo ("Vokietija"); break; case "uk" echo ("Didžioji Britanija"); break; default echo ("JAV") } ?>
5. What operations with $a and $b to print 11: <? $a = "10 maišų"; $b ="1 maišas"; ?>6. What to comment to make $e = 10: <? $a = "11"; $b = "5"; $c = "6"; $d = 4;
$e = $d + $a -$b + $c; ?>7. What to comment to make $e = 4: <? $a = 5; $b = $a + 1; $c = $a - 1; $d = $c - 1;
$e = $d + $a -$b + $c; ?>8. Clean errors: <? $a =10 $b =30 if ($a - $b) { echo "skirtumas yra" }{
echo "skirtumo nera" } >9. The array: <? $a = array (10,20,30); ?>Increase values 10 times. 10. What to do, that text in browser in different rows: <? echo "a \n b \n c \n d"; ?>
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