_tracef

Format and write a line of text and write to the trace file.

Syntax

_tracef(format[, p1[, p2 ...]])

Parameters

format is a template of the text to be written to the file. It is similar to a C format string where embedded %s, %d, and %f markers get replaced by parameters passed to _tracef. For a more complete description of the formatting, process see _printf.

p1, p2, ... are the optional parameters to be substituted into the format string.

Returned Value

None

Description

The trace file must be enabled by specifying the –trace command line option. If script tracing is not enabled _tracef statements are ignored.

Example

 _tracef("name=%s, city=%s", "Tony", "Paris");  // prints 'name=Tony, city=Paris'

See Also

fp.fprintf
_logf
_message
_printf
_sprintf