Fuzion • Idioms • Idiom # 296: Replace last occurrence of substring

Idiom # 296: Replace last occurrence of substring

Code

x2 := match x.find_last y
        nil => x
        i i32 => (x.substring 0 i) + (x.substring i).replace y z

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x2 := match x.find_last y
        nil => x
        i i32 => (x.substring 0 i) + (x.substring i).replace y z
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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What are effects?

Runnable Example

ex296 is
  x := "AAbbAAbbAAbb"
  y := "AA"
  z := "XX"

  x2 := if !x.contains y then x
        else
          i := (x.find_last y).get
          x.substring(0, i) + (x.substring(i).replace(y, z))

  say x
  say x2

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ex296 is
  x := "AAbbAAbbAAbb"
  y := "AA"
  z := "XX"
  x2 := if !x.contains y then x
        else
          i := (x.find_last y).get
          x.substring(0, i) + (x.substring(i).replace(y, z))
  say x
  say x2
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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What are effects?

last changed: 2024-07-01

next: NYI: Idiom # 297: Sort a list of strings, case-insensitively