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php Programming Glossary: for_ref........

php foreach, why using pass by reference of a array is fast?

http://stackoverflow.com/questions/7786580/php-foreach-why-using-pass-by-reference-of-a-array-is-fast

for_copy........ 0.200016 for_copy........ 0.227953 for_ref......... 0.191918 for_ref......... 0.194227 for_ref......... 0.195952.. for_copy........ 0.227953 for_ref......... 0.191918 for_ref......... 0.194227 for_ref......... 0.195952 for_ref......... 0.196045.. for_ref......... 0.191918 for_ref......... 0.194227 for_ref......... 0.195952 for_ref......... 0.196045 for_ref......... 0.197392..