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<?php var_dump( 0e123 ); var_dump( 0e456 ); echo "float comparisons :\n"; var_dump( 0e123 == 0e456 ); echo "string comparisons :\n"; var_dump( "0e123" == "0e456" ); var_dump( "0e123" === "0e456" );
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
float(0) float(0) float comparisons : bool(true) string comparisons : bool(true) bool(false)