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('yes', FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!'yes') ); 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('no', FILTER_VALIDATE_BOOLEAN) ); var_dump( !(!'no') ); 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)
8.3.60.0070.01116.63
8.3.50.0120.00316.63
8.3.40.0000.01418.79
8.3.30.0060.00918.62
8.3.20.0030.00620.10
8.3.10.0000.00923.52
8.3.00.0040.00419.56
8.2.180.0150.00618.26
8.2.170.0180.00322.96
8.2.160.0070.01318.79
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00019.17
8.2.120.0000.00726.35
8.2.110.0030.00622.28
8.2.100.0090.00317.84
8.2.90.0000.00819.02
8.2.80.0060.00317.97
8.2.70.0030.00517.50
8.2.60.0050.00317.93
8.2.50.0040.00418.10
8.2.40.0000.00820.42
8.2.30.0000.00820.86
8.2.20.0000.00717.98
8.2.10.0040.00417.88
8.2.00.0040.00417.82
8.1.280.0060.00925.92
8.1.270.0040.00422.20
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0080.00023.79
8.1.230.0040.00722.11
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0050.00318.64
8.1.160.0040.00418.93
8.1.150.0030.00718.76
8.1.140.0050.00319.52
8.1.130.0000.00718.79
8.1.120.0000.00717.46
8.1.110.0000.00717.39
8.1.100.0050.00517.43
8.1.90.0000.00717.41
8.1.80.0070.00017.34
8.1.70.0000.00817.26
8.1.60.0000.00817.45
8.1.50.0040.00417.41
8.1.40.0000.01017.35
8.1.30.0040.00417.59
8.1.20.0040.00417.50
8.1.10.0000.00717.50
8.1.00.0080.00017.39
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00818.39
8.0.270.0070.00017.21
8.0.260.0070.00016.86
8.0.250.0070.00016.92
8.0.240.0070.00316.79
8.0.230.0030.00316.80
8.0.220.0000.00716.73
8.0.210.0000.00616.72
8.0.200.0000.00616.91
8.0.190.0030.00916.90
8.0.180.0070.00016.82
8.0.170.0000.00716.89
8.0.160.0020.00516.95
8.0.150.0040.00416.74
8.0.140.0030.00516.70
8.0.130.0050.00013.30
8.0.120.0070.00016.82
8.0.110.0030.00316.73
8.0.100.0040.00416.72
8.0.90.0000.00816.82
8.0.80.0150.00316.84
8.0.70.0070.00016.88
8.0.60.0000.00716.74
8.0.50.0070.00016.84
8.0.30.0100.01016.98
8.0.20.0060.01417.40
8.0.10.0000.00716.84
8.0.00.0060.01116.59
7.4.330.0050.00015.55
7.4.320.0060.00016.43
7.4.300.0040.00416.30
7.4.290.0040.00416.53
7.4.280.0030.00516.38
7.4.270.0070.00016.34
7.4.260.0030.00316.48
7.4.250.0040.00416.36
7.4.240.0070.00016.50
7.4.230.0030.00316.45
7.4.220.0150.00916.31
7.4.210.0070.01416.39
7.4.200.0070.00016.55
7.4.160.0110.00816.49
7.4.150.0100.01017.40
7.4.140.0110.00917.86
7.4.130.0090.00916.39
7.4.120.0080.01016.38
7.4.110.0060.01216.32
7.4.100.0070.01116.36
7.4.90.0150.00316.38
7.4.80.0130.00419.39
7.4.70.0090.00916.36
7.4.60.0100.00716.37
7.4.50.0070.01016.14
7.4.40.0080.00816.48
7.4.30.0100.00716.35
7.4.00.0070.01014.86
7.3.330.0030.00312.93
7.3.320.0030.00313.05
7.3.310.0070.00016.09
7.3.300.0000.00716.13
7.3.290.0060.00716.22
7.3.280.0070.01016.19
7.3.270.0170.00417.40
7.3.260.0110.01116.57
7.3.250.0090.01016.44
7.3.240.0110.00716.38
7.3.230.0090.00916.58
7.3.210.0050.01116.23
7.3.200.0140.00816.62
7.3.190.0090.00616.17
7.3.180.0080.00816.45
7.3.170.0030.01516.51
7.3.160.0060.01516.20
7.3.120.0100.00714.77
7.3.110.0000.01514.96
7.3.100.0040.01214.57
7.3.90.0000.01714.45
7.3.80.0080.00614.80
7.3.70.0060.00914.43
7.3.60.0070.00714.63
7.3.50.0060.00914.53
7.3.40.0130.00314.68
7.3.30.0030.01414.62
7.3.20.0070.01016.55
7.3.10.0110.00416.52
7.3.00.0030.01316.63
7.2.330.0110.00716.62
7.2.320.0060.01216.64
7.2.310.0110.00616.47
7.2.300.0080.00816.46
7.2.290.0070.01016.50
7.2.240.0070.00714.61
7.2.230.0120.00315.07
7.2.220.0100.00314.42
7.2.210.0030.01014.88
7.2.200.0110.00414.72
7.2.190.0030.00914.80
7.2.180.0030.01014.83
7.2.170.0000.01414.91
7.2.160.0100.00714.91
7.2.150.0090.00316.68
7.2.140.0030.01416.73
7.2.130.0030.01216.74
7.2.120.0030.01216.80
7.2.110.0070.01016.71
7.2.100.0060.00616.46
7.2.90.0090.00916.83
7.2.80.0090.00916.79
7.2.70.0040.01416.80
7.2.60.0070.00616.57
7.2.50.0150.00416.55
7.2.40.0120.00316.68
7.2.30.0110.00316.83
7.2.20.0060.01016.67
7.2.10.0090.00916.73
7.2.00.0030.01318.11
7.1.330.0060.00615.52
7.1.320.0100.00615.54
7.1.310.0000.01415.73
7.1.300.0090.00615.66
7.1.290.0070.01015.49
7.1.280.0120.00315.68
7.1.270.0030.00715.66
7.1.260.0060.00615.67
7.1.250.0030.00715.39
7.1.200.0050.00515.75
7.1.100.0080.00817.68
7.1.70.0030.01417.21
7.1.60.0160.00934.96
7.1.50.0180.00734.73
7.1.40.0220.00934.45
7.1.30.0200.00734.14
7.1.20.0180.01334.35
7.1.10.0060.00816.70
7.1.00.0070.00716.48
7.0.200.0000.01216.64
7.0.190.0070.00616.72
7.0.180.0110.00916.30
7.0.170.0030.01016.10
7.0.160.0030.01016.06
7.0.150.0010.01315.93
7.0.140.0000.01416.28
7.0.130.0070.00716.39
7.0.120.0040.01116.58
7.0.110.0040.01416.31
7.0.100.0090.00916.39
7.0.90.0070.00616.16
7.0.80.0070.00716.07
7.0.70.0060.00916.00
7.0.60.0080.00616.08
7.0.50.0030.01016.39
7.0.40.0040.01116.37
7.0.30.0030.01016.43
7.0.20.0100.00316.35
7.0.10.0100.00316.35
7.0.00.0060.00616.27

preferences:
39.47 ms | 400 KiB | 5 Q