IntlChar::isISOControl Check if code point is an ISO control code &reftitle.description; public static boolIntlChar::isISOControl mixedcodepoint Determines whether the specified code point is an ISO control code. &true; for U+0000..U+001f and U+007f..U+009f (general category "Cc"). &reftitle.parameters; codepoint &intl.codepoint.parameter; &reftitle.returnvalues; Returns &true; if codepoint is an ISO control code, &false; if not. &reftitle.examples; &intl.codepoint.example; ]]> &example.outputs; &reftitle.seealso; IntlChar::iscntrl