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isHexadecimalDigit.adoc

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title: "isHexadecimalDigit()" categories: [ "Functions" ] subCategories: [ "Characters" ] ---

isHexadecimalDigit(thisChar)

Description

Analyse if a char is an hexadecimal digit (A-F, 0-9). Returns true if thisChar contains an hexadecimal digit.

Syntax

`isHexadecilamDigit(thisChar)`

Parameters

thisChar: variable. Allowed data types: char

Returns

true: if thisChar is an hexadecimal digit.

Example Code

if (isHexadecimalDigit(this))      // tests if this is an hexadecimal digit
{
	Serial.println("The character is an hexadecimal digit");
}
else
{
	Serial.println("The character is not an hexadecimal digit");
}

See also