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MySQL PHP API  /  ...  /  mysqli::debug, mysqli_debug

3.9.11 mysqli::debug, mysqli_debug

Copyright 1997-2018 the PHP Documentation Group.

  • mysqli::debug

    mysqli_debug

    Performs debugging operations

Description

Object oriented style

bool mysqli::debug(string message);

Procedural style

bool mysqli_debug(string message);

Performs debugging operations using the Fred Fish debugging library.

Parameters

message

A string representing the debugging operation to perform

Return Values

Returns TRUE.

Notes

Note

To use the mysqli_debug function you must compile the MySQL client library to support debugging.

Examples

Example 3.40 Generating a Trace File

<?php

/* Create a trace file in '/tmp/client.trace' on the local (client) machine: */
mysqli_debug("d:t:o,/tmp/client.trace");

?>


See Also

mysqli_dump_debug_info
mysqli_report


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