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I have two strings, which, when both outputted with echo, produce the same result:
x+3=7\\\\x+3-3=7-3\\\\\\thereforex=4
Yes, it’s a bit of LaTeX.
But when I use:
$foo1 == $foo2
PHP takes it as false. Why? Do I need to do something? Did I not introduce the problem yet?
You can’t be fully sure that both strings are identical with plain echo’s, especially if inspecting output through the rendered view of a web browser. Tools you have: