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<?php $variable = 'running'; if('running' == $variable) { echo "This looks ok = 'running' == \$variable"; } $variable = true; if('running' == $variable) { echo "\nbut it actually is not"; } if('running' === $variable) { echo "\nin a safe world this won't show but"; } $variable = 'running'; if('running' === $variable) { echo "\nin a safe world this will show"; }
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
This looks ok = 'running' == $variable but it actually is not in a safe world this will show
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181.96 ms | 404 KiB | 230 Q