puts

Defined in header <stdio.h>
int puts( const char *str );

Writes character string str and a newline to stdout.

Parameters

str - character string to be written

Return value

non-negative number on success or EOF otherwise.

Example

puts() with error checking.

#include <stdio.h>
#include <stdlib.h>
 
int main(void)
{
    int ret_code = puts("Hello World");
    if ((ret_code == EOF) && (ferror(stdout)))   /* test whether EOF was reached */
    {
       perror("puts()");
       fprintf(stderr,"puts() failed in file %s at line # %d\n", __FILE__,__LINE__-4);
       exit(EXIT_FAILURE);
    }
 
    return EXIT_SUCCESS;
}

Output:

Hello World

References

  • C11 standard (ISO/IEC 9899:2011):
    • 7.21.7.9 The puts function (p: 333)
  • C99 standard (ISO/IEC 9899:1999):
    • 7.19.7.10 The puts function (p: 299)
  • C89/C90 standard (ISO/IEC 9899:1990):
    • 4.9.7.10 The puts function

See also

writes a character string to a file stream
(function)
prints formatted output to stdout, a file stream or a buffer
(function)
C++ documentation for puts
doc_C_Language
2016-10-10 18:36:06
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