f...

This section describes the following functions, macros and external variables:

• fabs, fabsf, fabsl - Absolute value of a floating-point number
• fclose - Close a file and flush buffer
• fcvt - Convert a floating-point number to a string
• fdelrec - Delete record in ISAM file (record I/O)
• fdim, fdimf, fdiml - compute positive difference
• fdopen - Assign a file pointer to a file descriptor
• feof - Test for end of file
• ferror - Test for file error
• fflush - Flush file buffers
• fgetc - Read a character from a file
• fgetpos, fgetpos64 - Determine current position of the read/write pointer
• fgets - Read in a string from a file
• fgetwc - Read a wide character from input stream
• fgetws - Read a wide character string from a file
• __FILE__ - Output a source file name
• float2ieee - Convert floating-point number from /390 format to IEEE format
• flocate - Explicitly position an ISAM file (record I/O)
• floor, floorf, floorl - Round down
• fmax, fmaxf, fmaxl - determine maximum numeric value
• fmin, fminxf, fminl - determine maximum numeric value
• fmod, fmodf, fmodl - Remainder of a division
• fopen, fopen64 - Open a file
• fprintf - Formatted output to a file
• fputc - Write a character to a file
• fputs - Write a string to a file
• fputwc - Write a wide character to a file
• fputws - Write a wide character string to a file
• fread - Read blockwise from a file
• free - Free memory space
• freopen, freopen64 - Reassign file pointer
• frexp, frexpf, frexpl - Split floating-point number into mantissa and exponent
• fscanf - Formatted input from a file
• fseek, fseeko, fseek64, fseeko64 - Position read/write pointer
• fsetpos, fsetpos64 - Position read/write pointer
• ftell, ftello, ftell64, ftello64 - Determine current position of read/write pointer
• ftime, ftime64 - Current time
• fwide - Define orientation of a file
• fwprintf, swprintf, vfwprintf, vswprintf, vwprintf, wprintf - Formatted output of wide characters
• fwrite - Write blockwise to a file
• fwscanf, swscanf, wscanf - Read formatted input