Checks whether the character is ASCII 7 bit alphabetic.
Checks whether the character is ASCII 7 bit alphabetic.
isAsciiAlpha('a') = true isAsciiAlpha('A') = true isAsciiAlpha('3') = false isAsciiAlpha('-') = false isAsciiAlpha('\n') = false isAsciiAlpha('©') = false
the character to check
true if between 65 and 90 or 97 and 122 inclusive
3.0