ios
check positive number || upper case || check lower case
boywin1992
2022. 5. 22. 16:48
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let inputValue = "A"
print("\u{30}") // result : 0
print("\u{39}") // result : 9
print("\u{41}") // result : A
print("\u{5a}") // result : Z
print("\u{61}") // result : a
print("\u{7a}") // result : z
// check positive number
if inputValue >= "\u{30}" && inputValue <= "\u{39}" {
print("positive number")
} else {
print("in not positive number")
}
// check upper case
if inputValue >= "\u{41}" && inputValue <= "\u{5a}" {
print("upper case")
} else {
print("is not upper case")
}
// check lower case
if inputValue >= "\u{61}" && inputValue <= "\u{7a}" {
print("lower case")
} else {
print("is not lower case")
}
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