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Uppgift 4 – Celsius/Fahrenheit i tiotal

--- Direkt utskrift i loopen ---
Celsius: -20  Fahrenheit: -4
Celsius: -10  Fahrenheit: 14
Celsius: 0  Fahrenheit: 32
Celsius: 10  Fahrenheit: 50
Celsius: 20  Fahrenheit: 68
Celsius: 30  Fahrenheit: 86
Celsius: 40  Fahrenheit: 104

--- Sätt 1: egen loop ---
-20 C = -4 F
-10 C = 14 F
0 C = 32 F
10 C = 50 F
20 C = 68 F
30 C = 86 F
40 C = 104 F

--- Sätt 2: var_dump ---
array(7) {
  [0]=>
  int(-20)
  [1]=>
  int(-10)
  [2]=>
  int(0)
  [3]=>
  int(10)
  [4]=>
  int(20)
  [5]=>
  int(30)
  [6]=>
  int(40)
}
array(7) {
  [0]=>
  int(-4)
  [1]=>
  int(14)
  [2]=>
  int(32)
  [3]=>
  int(50)
  [4]=>
  int(68)
  [5]=>
  int(86)
  [6]=>
  int(104)
}

--- Sätt 3: print_r ---
Array
(
    [0] => -20
    [1] => -10
    [2] => 0
    [3] => 10
    [4] => 20
    [5] => 30
    [6] => 40
)
Array
(
    [0] => -4
    [1] => 14
    [2] => 32
    [3] => 50
    [4] => 68
    [5] => 86
    [6] => 104
)