Errors and Logging
PHP Manual

debug_print_backtrace

(PHP 5)

debug_print_backtrace — Prints a backtrace

Description

void debug_print_backtrace ( void )

debug_print_backtrace() prints a PHP backtrace. It prints the function calls, included/required files and eval()ed stuff.

Parameters

This function has no parameters.

Return Values

No value is returned.

Examples

Example#1 debug_print_backtrace() example

<?php
// include.php file

function a() {
    
b();
}

function 
b() {
    
c();
}

function 
c(){
    
debug_print_backtrace();
}

a();

?>
<?php
// test.php file
// this is the file you should run

include 'include.php';
?>

The above example will output something similar to:

#0 eval() called at [/tmp/include.php:5] #1 a() called at [/tmp/include.php:17] #2 include(/tmp/include.php) called at [/tmp/test.php:3] #0 c() called at [/tmp/include.php:10] #1 b() called at [/tmp/include.php:6] #2 a() called at [/tmp/include.php:17] #3 include(/tmp/include.php) called at [/tmp/test.php:3]

See Also


Errors and Logging
PHP Manual