How to check if an element is in an array

Question

In Swift, how can I check if an element exists in an array? Xcode does not have any suggestions for contain, include, or has, and a qu

Answer 1

For those who came here looking for a find and remove an object from an array:

Swift 1

if let index = find(itemList, item) {
    itemList.removeAtIndex(index)
}

Swift 2

if let index = itemList.indexOf(item) {
    itemList.removeAtIndex(index)
}

Swift 3, 4

if let index = itemList.index(of: item) {
    itemList.remove(at: index)
}

Swift 5.2

if let index = itemList.firstIndex(of: item) {
    itemList.remove(at: index)
}