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8/13/2011

Foreach vs. For

performance

Last year, at a PHP mailing list discussion, I was surprised with the information that the loop structure "for" was faster than "foreach". After, I receive the source of that information: The PHP Benchmark. The site's author said the "for" is faster for write operations, but is slower for reading traveled items. Taking a look at the source-code, I came to the conclusion it was wrong a little strange.