Question

How to use debug_backtrace() to backtrace function, line, file, class, object, type and arg in PHP

Answer 1

function print_string($s) 
{
    echo "string: $s";
    
    echo "<pre>";
    var_dump(debug_backtrace());
    echo "</pre>";
}
   
print_string('The quick fox jumps over the lazy dog');

   
/*
run:
  
string: The quick fox jumps over the lazy dog

array(1) {
  [0]=>
  array(4) {
    ["file"]=>
    string(36) "C:\xampp\htdocs\knowrex.com\test.php"
    ["line"]=>
    int(17)
    ["function"]=>
    string(12) "print_string"
    ["args"]=>
    array(1) {
      [0]=>
      &string(38) "The quick fox jumps over the lazy dog"
    }
  }
}

  
*/

 

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