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If your timeframe goes back to PHP4, this most certainly isn't true. Just one glance of https://www.php.net/manual/en/reserved.keywords.php https://www.php.net/
by dannypgh 7y ago
If your timeframe goes back to PHP4, this most certainly isn't true. Just one glance of https://www.php.net/manual/en/reserved.keywords.php https://www.php.net/manual/en/reserved.keywords.php should prove this - every new keyword is a backwards incompatible change. And I mention this because I used to support software that used, as a variable name, something which became a reserved word...
- lowercased 7y agoas a variable name, wouldn't it have been prefixed with $ ? the XML parsing was probably the biggest BC change I hit between 4 and 5.
- dannypgh 7y agoI think I'm misremembering and they were method names. I believe it was clone, in fact.