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run code in 200+ php & hhvm versions
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<?php for ($i = 1; $i <= 100; $i++) { echo $i.'Hello World'; }
Output for 4.3.0 - 7.2.0
1Hello World2Hello World3Hello World4Hello World5Hello World6Hello World7Hello World8Hello World9Hello World10Hello World11Hello World12Hello World13Hello World14Hello World15Hello World16Hello World17Hello World18Hello World19Hello World20Hello World21Hello World22Hello World23Hello World24Hello World25Hello World26Hello World27Hello World28Hello World29Hello World30Hello World31Hello World32Hello World33Hello World34Hello World35Hello World36Hello World37Hello World38Hello World39Hello World40Hello World41Hello World42Hello World43Hello World44Hello World45Hello World46Hello World47Hello World48Hello World49Hello World50Hello World51Hello World52Hello World53Hello World54Hello World55Hello World56Hello World57Hello World58Hello World59Hello World60Hello World61Hello World62Hello World63Hello World64Hello World65Hello World66Hello World67Hello World68Hello World69Hello World70Hello World71Hello World72Hello World73Hello World74Hello World75Hello World76Hello World77Hello World78Hello World79Hello World80Hello World81Hello World82Hello World83Hello World84Hello World85Hello World86Hello World87Hello World88Hello World89Hello World90Hello World91Hello World92Hello World93Hello World94Hello World95Hello World96Hello World97Hello World98Hello World99Hello World100Hello World