Probably the most important thing in my demo code for efficiency is: $wb->set_optimization();.

With it, the xml gets written on the fly; without it, the whole thing gets accumulated in memory and written as a big spew on close

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
I'm with torvalds on this Agile (and TDD) debunked I told'em LLVM was the way to go. But did they listen!

In reply to Re^5: How to use threads to write worksheets of excel by BrowserUk
in thread How to use threads to write worksheets of excel by L_WC

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