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isascii (3)
  • isascii (3) ( FreeBSD man: Библиотечные вызовы )
  • isascii (3) ( Русские man: Библиотечные вызовы )
  • isascii (3) ( Linux man: Библиотечные вызовы )
  • >> isascii (3) ( POSIX man: Библиотечные вызовы )
  •  

    NAME

    isascii - test for a 7-bit US-ASCII character
     
    

    SYNOPSIS

    #include <ctype.h>

    int isascii(int c);
     

    DESCRIPTION

    The isascii() function shall test whether c is a 7-bit US-ASCII character code.

    The isascii() function is defined on all integer values.  

    RETURN VALUE

    The isascii() function shall return non-zero if c is a 7-bit US-ASCII character code between 0 and octal 0177 inclusive; otherwise, it shall return 0.  

    ERRORS

    No errors are defined.

    The following sections are informative.  

    EXAMPLES

    None.  

    APPLICATION USAGE

    None.  

    RATIONALE

    None.  

    FUTURE DIRECTIONS

    None.  

    SEE ALSO

    The Base Definitions volume of IEEE Std 1003.1-2001, <ctype.h>  

    COPYRIGHT

    Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of Electrical and Electronics Engineers, Inc and The Open Group. In the event of any discrepancy between this version and the original IEEE and The Open Group Standard, the original IEEE and The Open Group Standard is the referee document. The original Standard can be obtained online at http://www.opengroup.org/unix/online.html .


     

    Index

    NAME
    SYNOPSIS
    DESCRIPTION
    RETURN VALUE
    ERRORS
    EXAMPLES
    APPLICATION USAGE
    RATIONALE
    FUTURE DIRECTIONS
    SEE ALSO
    COPYRIGHT


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