“Here’s a simple PHP diff script I wrote for no particular reason. Its output is similar to how Wikipedia does it, though admittedly, a lot simpler and inferior. It works really well for predictable comparisons, like two files that are mostly the same or a directory listing where some files have been renamed, added or removed. However, I have no use for it, I was simply trying for proof of concept. Even if I have no use for it, somebody might, right? Anyway, here’s how it works.”
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