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# apd_set_pprof_trace

(PECL)

apd_set_pprof_trace -- Starts the session debugging

## Description

void apd_set_pprof_trace ( [string dump_directory] )

Starts debugging to {dump_directory}/pprof_{process_id}, if dump_directory is not set, then the apd.dumpdir setting from the `php.ini` file is used.

Example 1. apd_set_pprof_trace() example
`<?php apd_set_pprof_trace(); ?>`

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