debug_print_backtrace
(PHP 5)
debug_print_backtrace --
Prints a backtrace
说明
void
debug_print_backtrace ( void )
debug_print_backtrace() prints a PHP backtrace. It
prints the function calls, included/required files and
eval()ed stuff.
参数
This function has no parameters.
例
例子 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';
?>
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上例的输出类似于： #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] |
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