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How To Use Trace function in Php

The trace function is used to identify and follow data flow in PHP. It helps in debugging by allowing you to track the value of a variable at different points in your code. By using trace($a), you can detect the data flow and pinpoint issues.

 

 

 

In this example, the trace function is defined to print the value of a variable in a readable format. The function is used to trace the value of $a at different points in the code, helping you to understand how the data changes and to identify potential issues

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