Question

How to replace a sub-range of elements in an array with elements of another array in Swift

Answer 1

var arr1 = [1, 8, 7, 9, 10, 13, 70, 88, 90]
var arr2 = [100, 200, 300]

arr1.replaceSubrange(2...5, with: arr2)

print(arr1)
print(arr2)


  
  
/*
run:
  
[1, 8, 100, 200, 300, 70, 88, 90]
[100, 200, 300]
 
*/

 

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Answer 2

var arr1 = ["a", "b", "c", "d", "k", "m", "n", "o", "p"]
var arr2 = ["x", "y", "z"]

arr1.replaceSubrange(3...6, with: arr2)

print(arr1)
print(arr2)


  
  
/*
run:
  
["a", "b", "c", "x", "y", "z", "o", "p"]
["x", "y", "z"]
 
*/

 

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