isAlpha

Description

Returns "true" if the provided argument str is a string containing only letters.

Boolean (true/false)

wret = isAlpha("foobar");
print(wret);

Print true

wret = isAlpha("aaa2345f.ff");
print(wret);

Print false

wret = isAlpha("Once upon a time... !");
print(wret);

Print false

IsAlpha returns "false" if the character string str contains blanks or special characters.

Peacock