VSPRINTF

Section: Basic C Library Functions (9)
Updated: February 2011
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NAME

vsprintf - Format a string and place it in a buffer  

SYNOPSIS

int vsprintf(char * buf, const char * fmt, va_list args);
 

ARGUMENTS

buf

The buffer to place the result into

fmt

The format string to use

args

Arguments for the format string
 

DESCRIPTION

The function returns the number of characters written into buf. Use vsnprintf or vscnprintf in order to avoid buffer overflows.

Call this function if you are already dealing with a va_list. You probably want sprintf instead.

See the vsnprintf documentation for format string extensions over C99.  

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