#[unsafe(no_mangle)]pub extern "C" fn isascii(c: c_int) -> c_int👎Deprecated
Expand description
See https://pubs.opengroup.org/onlinepubs/9699919799/functions/isascii.html.
Tests whether c is a 7bit US-ASCII character code.
Returns a non-zero value if true, 0 if false.
§Deprecated
The isascii() function was marked obsolescent in the Open Group Base
Specifications Issue 7, and removed in Issue 8.
Not considered portable for localized applications.