Fuzion • Idioms • Idiom # 51: Check if map contains key

Idiom # 51: Check if map contains key

Code

m.has k

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m.has k
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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What are effects?

Running Example

m := container.ordered_map [ "Hund", "Katze", "Maus" ] [ "dog", "cat", "mouse" ]

k := "Katze"
if m.has k
  say "$k was found"
else
  say "$k not found"

w := "Wellensittich"
if m.has w
  say "$w was found"
else
  say "$w not found"

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m := container.ordered_map [ "Hund", "Katze", "Maus" ] [ "dog", "cat", "mouse" ]
k := "Katze"
if m.has k
  say "$k was found"
else
  say "$k not found"
w := "Wellensittich"
if m.has w
  say "$w was found"
else
  say "$w not found"
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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What are effects?

last changed: 2025-05-13

next: Idiom # 52: Check if map contains value