For me, just outputting variables only works when I know a method should be broken. I use Xdebug in PHP Storm (available on other IDE's and editors as well)
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People also ask
How to debug a PHP site?

It's just a few simple steps:

1
Switch to the debug view.
2
Click the gear to bring up the languages menu.
3
Select PHP. VS Code will generate the default configuration.
4
Reload the PHP server. I've installed another extension called “PHP Server” that makes this simple.
How to debug PHP source code?

Practically, this means the following workflow:

1
Set a breakpoint at each line where PHP source code execution should pause.
2
Start a debugging session.
3
When a line with a breakpoint is reached, execute the script one line after another by pressing F7 and F8. ...
4
Close the debugging session.
How to debug PHP code in Chrome?
Q: How to debug PHP in Chrome? A: You can easily debug PHP in Chrome using a simple extension called PHP Console. Just install this PHP debugging tool from the Chrome web store and start logging errors, warnings, exceptions, and vars dump on your Chrome browser.
How do I run PHP in debug mode?
Generate a Run/Debug configuration for a PHP script Alternatively, open the script in the editor, press Alt Shift F9 , and select the script to be debugged. The IDE will launch the script with the debugger enabled, and open the Debug tool window.
About debugging in PHP ¶. PHP is shipped with a basic command line interactive debugger, phpdbg. Most IDEs have support for » Xdebug, a free debug tool, ...
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1997-2024 the PHP Documentation Group. Copyright · PHP Manual · Preface · Getting Started · Introduction · A simple tutorial.
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phpdbg aims to be a lightweight, powerful, easy to use debugging platform for PHP. It offers the following features: Step-Through Debugging; Flexible ...
Performs debugging operations using the Fred Fish debugging library. Parameters ¶. options. A string representing the debugging operation to perform. The debug ...
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// it's show memory usage and time flow between calls, so we can quickly find a block of code that need optimisation... ... debug(); usleep(100000); debug();
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Turns on verbose request information useful for debugging, the debug information is stored in the debugInfo member. Alternatively, the debug member can be ...
This function will resolve objects to their class name, resources to their resource type name, and scalar values to their common name as would be used in type ...
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This parameter can be used to limit the number of stack frames printed. By default ( limit = 0 ) it prints all stack frames. Return Values ¶.
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Purpose: The URL path name of the current PHP file, excluding path-info and excluding URL query string. Includes leading slash. Caveat: This is after URL ...