3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( filter_var(1, FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!1) ); echo str_repeat('-', 30) . PHP_EOL; var_dump( filter_var('1', FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!'1') ); echo str_repeat('-', 30) . PHP_EOL; var_dump( filter_var('y', FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!'1') ); echo str_repeat('-', 30) . PHP_EOL; var_dump( filter_var(0, FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!0) ); echo str_repeat('-', 30) . PHP_EOL; var_dump( filter_var('0', FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!'0') ); echo str_repeat('-', 30) . PHP_EOL; var_dump( filter_var('n', FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!'0') ); echo str_repeat('-', 30) . PHP_EOL; var_dump( filter_var(true, FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!true) ); echo str_repeat('-', 30) . PHP_EOL; var_dump( filter_var(false, FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!false) );

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0090.01116.63
8.3.50.0100.00716.40
8.3.40.0040.01118.53
8.3.30.0090.00618.57
8.3.20.0090.00020.39
8.3.10.0080.00023.70
8.3.00.0000.00919.54
8.2.180.0120.00318.04
8.2.170.0120.00622.96
8.2.160.0080.00618.80
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0090.00019.27
8.2.120.0000.00826.35
8.2.110.0070.01419.27
8.2.100.0030.00817.78
8.2.90.0040.00417.72
8.2.80.0070.00019.33
8.2.70.0030.00617.50
8.2.60.0080.00017.80
8.2.50.0030.00618.10
8.2.40.0030.00620.43
8.2.30.0040.00419.31
8.2.20.0000.00817.92
8.2.10.0080.00017.89
8.2.00.0000.00717.82
8.1.280.0110.00425.92
8.1.270.0000.00923.99
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0130.00022.14
8.1.230.0080.00422.75
8.1.220.0080.00017.74
8.1.210.0000.00818.89
8.1.200.0060.00317.22
8.1.190.0050.00317.22
8.1.180.0040.00418.10
8.1.170.0060.00320.39
8.1.160.0000.00719.03
8.1.150.0100.00018.83
8.1.140.0040.00419.55
8.1.130.0030.00318.79
8.1.120.0000.00717.33
8.1.110.0000.00817.28
8.1.100.0060.00317.37
8.1.90.0040.00417.32
8.1.80.0050.00217.41
8.1.70.0030.00317.30
8.1.60.0000.00917.51
8.1.50.0080.00017.43
8.1.40.0000.00917.38
8.1.30.0050.00317.59
8.1.20.0040.00417.58
8.1.10.0040.00417.48
8.1.00.0040.00417.29
8.0.300.0020.00519.60
8.0.290.0080.00016.75
8.0.280.0040.00418.41
8.0.270.0040.00317.21
8.0.260.0030.00316.82
8.0.250.0000.00716.79
8.0.240.0030.00616.88
8.0.230.0040.00416.96
8.0.220.0070.00016.82
8.0.210.0000.00716.74
8.0.200.0060.00016.94
8.0.190.0070.00216.82
8.0.180.0040.00416.76
8.0.170.0050.00316.88
8.0.160.0000.00816.85
8.0.150.0000.00816.81
8.0.140.0030.00316.70
8.0.130.0050.00313.25
8.0.120.0000.00716.77
8.0.110.0000.00716.91
8.0.100.0070.00016.84
8.0.90.0030.00516.88
8.0.80.0060.01016.88
8.0.70.0040.00416.91
8.0.60.0020.00516.90
8.0.50.0000.00716.63
8.0.30.0120.00616.91
8.0.20.0100.01117.40
8.0.10.0070.00016.91
8.0.00.0090.00916.58
7.4.330.0060.00015.55
7.4.320.0000.00616.52
7.4.300.0060.00016.40
7.4.290.0070.00016.53
7.4.280.0000.00816.29
7.4.270.0040.00416.48
7.4.260.0000.00716.42
7.4.250.0000.00716.45
7.4.240.0000.00716.52
7.4.230.0000.00716.42
7.4.220.0090.01316.35
7.4.210.0030.01416.43
7.4.200.0040.00416.49
7.4.160.0080.01216.46
7.4.150.0040.01517.40
7.4.140.0080.01017.86
7.4.130.0100.01316.71
7.4.120.0130.00516.56
7.4.110.0030.01316.55
7.4.100.0030.01616.38
7.4.90.0170.00016.42
7.4.80.0090.00919.39
7.4.70.0000.01716.30
7.4.60.0090.00916.54
7.4.50.0070.01016.56
7.4.40.0090.01316.32
7.4.30.0100.00716.39
7.4.00.0030.01415.13
7.3.330.0000.00813.05
7.3.320.0050.00013.05
7.3.310.0050.00316.25
7.3.300.0000.00616.23
7.3.290.0070.00916.20
7.3.280.0110.00816.20
7.3.270.0100.01017.40
7.3.260.0110.00616.33
7.3.250.0080.01016.24
7.3.240.0090.00816.35
7.3.230.0090.01116.55
7.3.210.0100.00816.32
7.3.200.0120.00616.17
7.3.190.0120.00316.22
7.3.180.0040.01116.53
7.3.170.0060.01016.33
7.3.160.0110.00616.40
7.2.330.0000.01816.18
7.2.320.0090.01316.21
7.2.310.0030.01816.48
7.2.300.0060.01016.23
7.2.290.0130.00316.57
7.2.60.0000.01316.89
7.2.00.0030.01019.23
7.1.200.0060.00615.75
7.1.100.0000.01617.88
7.1.70.0030.01217.13
7.1.60.0230.00734.93
7.1.50.0190.01134.41
7.1.40.0160.01334.26
7.1.30.0170.01134.39
7.1.20.0130.01334.38
7.1.10.0000.01716.52
7.1.00.0100.00316.52
7.0.200.0030.01316.77
7.0.190.0030.01016.43
7.0.180.0030.01016.09
7.0.170.0060.00616.09
7.0.160.0070.00716.39
7.0.150.0060.00816.39
7.0.140.0030.00916.14
7.0.130.0080.00816.30
7.0.120.0000.01316.67
7.0.110.0100.00316.40
7.0.100.0060.00916.39
7.0.90.0080.01316.16
7.0.80.0000.01516.07
7.0.70.0080.00616.17
7.0.60.0090.00516.08
7.0.50.0000.01416.56
7.0.40.0110.00316.50
7.0.30.0030.00916.38
7.0.20.0000.01816.29
7.0.10.0060.00616.43
7.0.00.0030.01016.45

preferences:
38.38 ms | 400 KiB | 5 Q