Example & lt ;? Phpfunctionone ($ str1, $ str2) {two (& quot; Glenn & quot;, & quot; Quagmire & quot;) ;} functiontwo ($ str1, $ str2) {three (& quot; Cleveland & quot;, & quot; Brown & quot;);} functionthree ($ str1, $ str2) {print_r (debug_backtrace ());} one (& quot; example
1. PHP debug_backtrace () stack debugging
Brief introduction: PHP debug_backtrace, phpdebugbacktrace. PHP debug_backtrace: phpdebugbacktrace the sample code test environment in this article is APMServ (PHP5.2.6) in Windows. you may know that there is a function named d in php.
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Any function in php can trace the order of code loading, similar to page_trace in tp, except debug_backtrace]
How does php print the execution track of a program?
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