How to use debug backtrace in PHP
This article describe about debug_backtrace() function in PHP.
debug_backtrace() function
This function generate a backtrace.
Function display data from the code that led up to the debug_backtrace() function.
It return the associative array.
| Name |
Type |
Description |
| function |
string |
Function Name |
| line |
integer |
The present line number. |
| file |
string |
The present file name. |
| class |
string |
The present file name. |
| object |
object |
The present object. |
| type |
string |
Possible call
- Returns: "->" - Method call
- Returns: "::" - Static method call
- Returns nothing - Function call
|
| args |
array |
list of the function argument. |
Syntax
Example
<html>
<body>
<?php
function one($str1, $str2)
{
two("Glokha", "Quage");
}
function two($str1, $str2)
{
three("Clever", "Gray");
}
function three($str1, $str2)
{
print_r(debug_backtrace());
}
one("Peter", "Griffin");
?>
</body>
</html> |
Output
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