'upgrade.php' script provides PHP backwards compatiblity by automatically defining workalikes for more recently introduced PHP core functions when run in an older interpreter version. This lets developers use the more advanced features of PHP while still getting most applications to run on outdated servers.
released on 24 December 2013
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|PublicDomain||Janet Casey||1 July 2005|
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This entry (in part or in whole) was last reviewed on 8 January 2017.
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