isGraph()

Description

Check if a character is printable with some content (space is printable but has no content) or not. Returns true if the character is printable.

Syntax

isGraph(thisChar)

Parameter Values

  • thisChar: variable. Allowed data types: char.

Return Values

  • true: If thisChar is printable.
  • false: Otherwise

Example Code

if (isGraph(myChar)) { // tests if myChar is a printable character but not a blank space. Serial.println("The character is printable"); } else { Serial.println("The character is not printable"); }

See Also

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