Question

How to remove the last element from array in Swift

Answer 1

var arr = ["swift", "c#", "c", "java", "python", "c++"]

print(arr)

arr.removeLast()
print(arr)


  
   
/*
run:

["swift", "c#", "c", "java", "python", "c++"]
["swift", "c#", "c", "java", "python"]
  
*/

 

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Answer 2

var arr = ["swift", "c++", "php", "java"]
  
let last = arr.popLast() ?? "Array is empty"

print(last) 
print(arr)    
   
   
   
   
/*
run:
 
java
["swift", "c++", "php"]
  
*/

 

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Answer 3

var arr = ["swift", "c++", "php", "java"]

print(arr.dropLast())
print(arr)    
   
   
   
   
/*
run:
 
["swift", "c++", "php"]
["swift", "c++", "php", "java"]
  
*/

 

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