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Re:PHP 5.6 vs. PHP 7 Performance Comparison by NightlyDev on Tuesday April 03, 2018 @06:30AM (#16743340)
"JIT was integrated into PHP 7, which is why it has almost the same results as HHVM."

"PHP guru"

PHP doesn't use JIT compilation...

Re:PHP 5.6 vs. PHP 7 Performance Comparison by blowski on Tuesday April 03, 2018 @07:26AM (#16743601)
HHVM does have JIT, but you're right that PHP 7 does not. Maybe they were thinking about the AST. Anyway, it looks like they've corrected the article.