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dvprog_11 [2015-09-10 08:49]
127.0.0.1 external edit 		dvprog_11 [2017-02-27 09:48]
Daniel Viström
Line 14: Line 14:
  */  */
 function summa($tal1, $tal2){ function summa($tal1, $tal2){
 +  $summa = $tal1 + $tal2; 
 +  $tal1 = 1000;  // $tal ändras bara i funktionen.
   $test = 'teststräng';    // $test finns bara i funktionen   $test = 'teststräng';    // $test finns bara i funktionen
   echo $test . '<br />';   echo $test . '<br />';
-  $tal1 = $tal1 + $tal2; +  return $summa;   // Skickar tillbaka svaret.
-  return $tal1;   // Skickar tillbaka svaret.+
 } }
  
Line 70: Line 70:
 // sparas i en variabel. // sparas i en variabel.
 echo strrev('.dlrow olleH'); echo strrev('.dlrow olleH');
-$text = strrev(strtoupper('.dlrow olleH')); +$text='dallas'; 
-echo $text . '<br />';+$text2=strrev($text); 
 +echo $text2 . '<br />';
  
 $tal1 = 5; $tal1 = 5;