PHP | debug_backtrace() Function

Hello folks! welcome back to a new section of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP debug_backtrace() Function.

The built-in PHP debug_backtrace() function is used to return an associative array. The possible returned elements are as follows -

Name	Type	Description
function	string	The current function name.
line	integer	The current line number.
file	string	The current file name.
class	string	The current class name.
object	string	The current Object.
type	string	The current call type. If a method call, "->" is returned. If a static method call, "::" is returned. If a function call, nothing is returned.
arg	array	If inside a function, this lists the functions arguments. If inside an included file, this lists the included file name(s).

Syntax

Following below is the syntax to use this function -

array debug_backtrace ( void );

READ: PHP | readdir() Function

Parameter Details

Sr.No	Parameter & Description
1	void NA.

Return Value

This built-in function returns an associative array.

Example

Try out the below example -

<?php
   function printStr($str) {
      echo "Hi: $str";
      var_dump(debug_backtrace());
   }
   
   printStr('hello');
?> 

Output

When the above code is executed, it will produce the following result -

Hi: helloarray(1) {
   [0]=>
   array(4) {
      ["file"]=> string(36) "/var/www/webdesigntutorialz/php/test.php"
      ["line"]=> int(8)
      ["function"]=> string(8) "printStr"
      ["args"]=> array(1) {
         [0]=>
         &string(6) "hello"
      }
   }
}

READ: PHP | Error Handling Functions

Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial guide, we are going to be discussing about the PHP debug_print_backtrace() Function.

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