onlyContainsAlpha method
A convenient way for checking if there are only alpha chars (a-zA-Z
).
Implementation
bool onlyContainsAlpha() => isNotEmpty && contains(onlyAlphaCharsRegExp);
A convenient way for checking if there are only alpha chars (a-zA-Z
).
bool onlyContainsAlpha() => isNotEmpty && contains(onlyAlphaCharsRegExp);