How to Loop over Characters in String in Swift?

Swift String – Loop over Every Character

To loop or iterate over every character in a String in Swift, we can use for-in statement with String. During each iteration we get the access to this character in the loop body.

The syntax to iterate over every character ch in String str is

for ch in str {
    //code
}

Example

In the following program, we will take a string and iterate over its every character using for-in statement.

main.swift

var str = "Hello World"
for ch in str {
    print(ch)
}

Output

Conclusion

In this Swift Tutorial, we learned how to loop over every character in given String in Swift programming.