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]  |  
  |