Description
Analyse if a char is alpha (that is a letter). Returns true if thisChar contains a letter.
Syntax
isAlpha(thisChar)
Parameters
thisChar
: variable. Allowed data types: char
Returns
true
: if thisChar is alpha.
Analyse if a char is alpha (that is a letter). Returns true if thisChar contains a letter.
isAlpha(thisChar)
thisChar
: variable. Allowed data types: char
true
: if thisChar is alpha.
if (isAlpha(myChar)) { // tests if myChar is a letter
Serial.println("The character is a letter");
}
else {
Serial.println("The character is not a letter");
}
LANGUAGE isAlphaNumeric()
LANGUAGE isAscii()
LANGUAGE isControl()
LANGUAGE isDigit()
LANGUAGE isGraph()
LANGUAGE isHexadecimalDigit()
LANGUAGE isLowerCase()
LANGUAGE isPrintable()
LANGUAGE isPunct()
LANGUAGE isSpace()
LANGUAGE isUpperCase()
LANGUAGE isWhitespace()
LANGUAGE char
LANGUAGE if (conditional operators)
LANGUAGE while (conditional operators)
LANGUAGE read()