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Changes between Initial Version and Version 1 of Ticket #54780, comment 9

initial	v1
9	9	> It's also worth noting that as of PHP 8, disabled functions can be redeclared. Unless the function is redeclared, `function_exists()` still returns `false`.
10	10	>
11		> It looks like most of the instances in core where we need to check for a function that might be disabled just use a simple `function_exists()` check
	11	> It looks like most of the instances in core where we need to check for a function that might be disabled just use a simple `function_exists()` check.