snprintf (9) - Linux Man Pages

snprintf: Format a string and place it in a buffer

NAME

snprintf - Format a string and place it in a buffer

SYNOPSIS

int snprintf(char buf, size_t size, const char fmt, ...);

ARGUMENTS

buf

The buffer to place the result into

size

The size of the buffer, including the trailing null space

fmt

The format string to use

...

Arguments for the format string

DESCRIPTION

The return value is the number of characters which would be generated for the given input, excluding the trailing null, as per ISO C99. If the return is greater than or equal to size, the resulting string is truncated.

See the vsnprintf documentation for format string extensions over C99.

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