String.isAlpha
isAlpha() -> boolean
Description
Return true if the string consists of all alphabetical (a-zA-Z) characters.
'Abc'.isAlpha() //= true 'Abc123'.isAlpha() //= false
Return true if the string consists of all alphabetical (a-zA-Z) characters.
'Abc'.isAlpha() //= true 'Abc123'.isAlpha() //= false