定義和用法

PHP debug_backtrace() 函數(shù)生成一個(gè) backtrace。

該函數(shù)返回一個(gè)關(guān)聯(lián)數(shù)組。下面是可能返回的元素：

語(yǔ)法

debug_backtrace()  

例子

<?php
function one($str1, $str2)
 {
 two("Glenn", "Quagmire");
 }
function two($str1, $str2)
 {
 three("Cleveland", "Brown");
 }
function three($str1, $str2)
 {
 print_r(debug_backtrace());
 }

one("Peter", "Griffin");
?> 電腦知識(shí)www.boydavid.com 

輸出：

Array
(
[0] => Array 
 (
 [file] => C:\webfolder\test.php
 [line] => 7
 [function] => three
 [args] => Array
  (
  [0] => Cleveland
  [1] => Brown 
  ) 
 )
[1] => Array
 (
 [file] => C:\webfolder\test.php
 [line] => 3
 [function] => two
 [args] => Array
  (
  [0] => Glenn
  [1] => Quagmire
  )
 ) 
[2] => Array
 (
 [file] => C:\webfolder\test.php
 [line] => 14
 [function] => one
 [args] => Array
  (
  [0] => Peter
  [1] => Griffin
  )
 )
) 電