3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test ($x){ if ($x === null || $x === ''){ return false; } return true; } var_dump(@test($x)); $x = null; var_dump(@test($x)); $x = '0'; var_dump(@test('0' ));

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)
8.3.70.0110.00716.63
8.3.60.0070.01016.75
8.3.50.0130.00316.50
8.3.40.0040.01118.81
8.3.30.0110.00418.67
8.3.20.0040.00420.34
8.3.10.0040.00422.11
8.3.00.0000.00823.71
8.2.180.0060.00916.50
8.2.170.0060.00922.96
8.2.160.0110.00420.51
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00019.27
8.2.120.0040.00426.35
8.2.110.0090.00022.24
8.2.100.0090.00318.03
8.2.90.0030.00619.75
8.2.80.0000.00817.97
8.2.70.0060.00318.03
8.2.60.0060.00318.22
8.2.50.0030.00618.10
8.2.40.0000.00820.59
8.2.30.0040.00419.18
8.2.20.0000.00718.07
8.2.10.0000.00717.98
8.2.00.0050.00318.04
8.1.280.0070.01025.92
8.1.270.0030.00520.73
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0070.00320.27
8.1.230.0110.00020.88
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0080.00017.35
8.1.180.0030.00618.10
8.1.170.0040.00418.73
8.1.160.0000.00718.81
8.1.150.0040.00420.12
8.1.140.0040.00419.46
8.1.130.0030.00318.82
8.1.120.0040.00417.51
8.1.110.0000.00817.48
8.1.100.0000.00717.37
8.1.90.0040.00417.44
8.1.80.0000.00817.48
8.1.70.0040.00417.44
8.1.60.0000.00717.51
8.1.50.0000.00717.57
8.1.40.0030.00517.42
8.1.30.0060.00317.61
8.1.20.0030.00617.66
8.1.10.0040.00417.49
8.1.00.0000.00817.46
8.0.300.0060.00321.47
8.0.290.0070.00016.88
8.0.280.0030.00318.41
8.0.270.0000.00717.37
8.0.260.0040.00418.39
8.0.250.0030.00317.02
8.0.240.0000.00716.94
8.0.230.0000.00717.05
8.0.220.0040.00416.97
8.0.210.0000.00716.95
8.0.200.0030.00316.93
8.0.190.0080.00016.89
8.0.180.0050.00316.88
8.0.170.0040.00417.00
8.0.160.0000.00716.95
8.0.150.0030.00416.90
8.0.140.0000.00716.90
8.0.130.0000.00613.40
8.0.120.0040.00416.84
8.0.110.0000.00716.93
8.0.100.0000.00716.91
8.0.90.0080.00016.97
8.0.80.0110.00417.03
8.0.70.0070.00016.91
8.0.60.0050.00316.91
8.0.50.0000.00716.91
8.0.30.0080.01017.12
8.0.20.0140.00717.40
8.0.10.0040.00416.90
8.0.00.0080.00817.11
7.4.330.0030.00315.55
7.4.320.0060.00016.53
7.4.300.0000.00616.63
7.4.290.0030.00616.46
7.4.280.0040.00416.49
7.4.270.0040.00416.52
7.4.260.0000.00716.55
7.4.250.0070.00016.49
7.4.240.0000.00716.48
7.4.230.0030.00316.70
7.4.220.0060.01216.72
7.4.210.0000.01516.56
7.4.200.0000.00816.48
7.4.160.0070.01116.64
7.4.150.0190.00717.40
7.4.140.0110.00917.86
7.4.130.0130.01016.64
7.4.120.0130.00616.53
7.4.110.0060.01016.60
7.4.100.0150.00816.61
7.4.90.0100.00616.32
7.4.80.0130.00919.39
7.4.70.0170.00016.55
7.4.60.0090.00616.59
7.4.50.0040.01116.42
7.4.40.0110.00716.63
7.4.30.0060.01216.59
7.4.00.0030.01015.04
7.3.330.0000.00513.18
7.3.320.0000.00513.36
7.3.310.0070.00016.33
7.3.300.0000.00716.20
7.3.290.0050.01316.37
7.3.280.0080.00816.36
7.3.270.0110.00717.40
7.3.260.0100.00716.60
7.3.250.0110.00816.36
7.3.240.0060.01216.42
7.3.230.0060.01116.41
7.3.210.0130.01016.52
7.3.200.0000.01616.45
7.3.190.0120.00916.68
7.3.180.0090.01216.45
7.3.170.0080.00816.30
7.3.160.0100.00516.39
7.2.330.0060.01216.33
7.2.320.0060.01616.74
7.2.310.0050.01116.64
7.2.300.0030.01616.59
7.2.290.0110.00516.75
7.2.60.0090.00316.82
7.1.200.0060.00615.88
7.1.90.0090.00318.25
7.1.80.0090.00318.18
7.1.70.0030.01317.19
7.1.60.0170.01735.27
7.1.50.0180.00634.84
7.1.40.0140.01134.46
7.1.30.0180.00734.55
7.1.20.0140.01134.54
7.1.10.0030.01016.57
7.1.00.0100.00716.59
7.0.230.0060.00617.32
7.0.220.0080.00417.61
7.0.210.0060.00916.55
7.0.200.0000.01116.63
7.0.190.0030.00916.71
7.0.180.0060.00616.25
7.0.170.0000.01216.10
7.0.160.0070.00716.18
7.0.150.0030.00916.25
7.0.140.0060.00916.32
7.0.130.0040.00716.50
7.0.120.0040.00816.60
7.0.110.0000.01216.31
7.0.100.0040.00816.14
7.0.90.0000.01216.30
7.0.80.0030.00916.33
7.0.70.0090.00316.28
7.0.60.0030.01316.09
7.0.50.0030.00916.26
7.0.40.0030.00916.39
7.0.30.0070.00716.41
7.0.20.0080.00516.61
7.0.10.0050.00816.30
7.0.00.0080.00616.30

preferences:
60.13 ms | 400 KiB | 5 Q