index of string in array swift
let arr = ["a","b","c","a"]
let indexOfA = arr.firstIndex(of: "a") // 0
let indexOfB = arr.lastIndex(of: "a") // 3index of string in array swift
let arr = ["a","b","c","a"]
let indexOfA = arr.firstIndex(of: "a") // 0
let indexOfB = arr.lastIndex(of: "a") // 3index string swift
let string = "Hello, World!"
let index = string.index(string.startIndex, offsetBy: 3)
print(string[index]) // Prints "l"
// This can be done in one line too:
print(string[string.index(string.startIndex, offsetBy: 3)])Copyright © 2021 Codeinu
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