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The extra arguments are used as identifiers within the function. It's a common trick to save a few bytes since you get function scoped vars without needing the
by tach 14y ago
The extra arguments are used as identifiers within the function. It's a common trick to save a few bytes since you get function scoped vars without needing the "var" keyword.
- riffraff 14y agoyes but it's not needed in this case, they could have reused existing variables and since clarity is not a goal (given e.g. "s=document") it wouldn't be an issue.