Compare string character to space or any other character

stringMethod.swift

var s = "X yz"
for var i = 0; i < s.characters.count; i++ {
    let x = s[s.startIndex.advancedBy(i)]
    print(x)
    print(String(x) == " ")
}

for c in s.characters {
    print(c)
    print(String(c) == " ")
}