3v4l.org

run code in 300+ PHP versions simultaneously
<?php function containsOnlyNull(array $array): bool { foreach ($array as $value) { if ($value !== null) { return false; } } return true; } echo 'a: ' . var_export(containsOnlyNull([null,null,null,null,null]), true); // 5 iterations for true outcome echo "\n"; echo 'b: ' . var_export(containsOnlyNull([null,null,1,null,null]), true); // 3 iterations for false outcome

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)
8.4.120.0110.00922.63
8.4.110.0090.00919.09
8.4.100.0110.01017.67
8.4.90.0060.00618.30
8.4.80.0110.00717.55
8.4.70.0110.00417.74
8.4.60.0090.00818.79
8.4.50.0140.00617.67
8.4.40.0100.01019.39
8.4.30.0130.00718.61
8.4.20.0030.00618.65
8.4.10.0100.01020.01
8.3.250.0110.00918.81
8.3.240.0090.01016.55
8.3.230.0110.00916.45
8.3.220.0130.00717.18
8.3.210.0090.00616.66
8.3.200.0040.00416.61
8.3.190.0150.00416.91
8.3.180.0120.00916.27
8.3.170.0150.00316.96
8.3.160.0100.00916.48
8.3.150.0130.00717.16
8.3.140.0040.00416.96
8.3.130.0090.00618.46
8.3.120.0090.00018.83
8.3.110.0030.00520.94
8.3.100.0060.00316.62
8.3.90.0100.01026.77
8.3.80.0040.00416.78
8.3.70.0040.01116.58
8.3.60.0140.00718.18
8.3.50.0060.00918.34
8.3.40.0140.00718.59
8.3.30.0110.00418.75
8.3.20.0060.00324.18
8.3.10.0040.00424.66
8.3.00.0080.00026.16
8.2.290.0060.00420.28
8.2.280.0070.01120.05
8.2.270.0110.00716.66
8.2.260.0050.00518.90
8.2.250.0080.00016.40
8.2.240.0130.00618.95
8.2.230.0060.00322.58
8.2.220.0060.00324.06
8.2.210.0060.01226.77
8.2.200.0000.00916.50
8.2.190.0100.01016.58
8.2.180.0070.01125.92
8.2.170.0070.00718.83
8.2.160.0070.00722.96
8.2.150.0080.00025.66
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0060.00320.73
8.2.110.0060.00322.13
8.2.100.0000.01217.72
8.2.90.0040.00417.63
8.2.80.0000.00918.83
8.2.70.0030.00717.50
8.2.60.0030.00717.50
8.2.50.0000.00817.50
8.2.40.0000.00819.64
8.2.30.0050.00217.94
8.2.20.0040.00418.01
8.2.10.0050.00319.17
8.2.00.0050.00219.16
8.1.330.0130.00722.16
8.1.320.0090.01015.84
8.1.310.0080.00016.39
8.1.300.0040.00416.01
8.1.290.0040.00430.84
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0040.01128.09
8.1.240.0060.00323.84
8.1.230.0050.00519.16
8.1.220.0070.00017.74
8.1.210.0030.00618.77
8.1.200.0030.00617.23
8.1.190.0080.00016.98
8.1.180.0060.00318.10
8.1.170.0000.00817.62
8.1.160.0050.00219.04
8.1.150.0040.00418.88
8.1.140.0000.00720.52
8.1.130.0070.00020.02
8.1.120.0040.00417.29
8.1.110.0040.00417.34
8.1.100.0050.00817.37
8.1.90.0070.00017.30
8.1.80.0030.00617.43
8.1.70.0030.00617.29
8.1.60.0000.00917.39
8.1.50.0050.00317.38
8.1.40.0000.00717.36
8.1.30.0000.00817.58
8.1.20.0000.00817.49
8.1.10.0030.00617.47
8.1.00.0070.00017.24
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0070.00018.47
8.0.270.0000.00717.88
8.0.260.0030.00318.50
8.0.250.0070.00017.01
8.0.240.0040.00416.96
8.0.230.0070.00016.93
8.0.220.0070.00016.76
8.0.210.0040.00416.79
8.0.200.0040.00416.79
8.0.190.0000.00916.84
8.0.180.0030.00516.90
8.0.170.0030.00616.87
8.0.160.0060.00316.94
8.0.150.0040.00416.84
8.0.140.0000.00816.87
8.0.130.0090.00515.07
8.0.120.0090.00716.85
8.0.110.0070.00416.84
8.0.100.0050.00716.77
8.0.90.0080.00416.74
8.0.80.0090.00816.84
8.0.70.0060.00616.80
8.0.60.0090.00316.91
8.0.50.0060.00616.80
8.0.30.0160.00616.84
8.0.20.0130.00716.86
8.0.10.0110.00716.99
8.0.00.0090.00417.04
7.4.330.0050.00015.55
7.4.320.0040.00416.54
7.4.300.0060.00016.45
7.4.290.0000.00716.38
7.4.280.0000.00716.51
7.4.270.0070.00016.57
7.4.260.0030.00416.46
7.4.250.0090.00616.47
7.4.240.0060.00516.52
7.4.230.0080.00516.47
7.4.220.0080.00316.50
7.4.210.0120.00316.53
7.4.200.0060.00516.40
7.4.190.0100.00516.55
7.4.180.0090.00516.54
7.4.160.0090.00816.58
7.4.150.0090.00816.37
7.4.140.0120.00416.45
7.4.130.0070.00916.43
7.4.120.0120.00516.41
7.4.110.0140.00716.40
7.4.100.0120.00616.41
7.4.90.0110.00616.38
7.4.80.0110.00916.47
7.4.70.0150.00316.44
7.4.60.0110.00616.54
7.4.50.0150.00916.38
7.4.40.0120.00816.35
7.4.30.0120.00616.38
7.4.20.0130.00716.42
7.4.10.0110.00716.43
7.4.00.0090.00916.46
7.3.330.0140.00616.12
7.3.320.0050.00514.77
7.3.310.0060.00316.33
7.3.300.0090.00116.25
7.3.290.0060.00916.31
7.3.280.0130.00516.36
7.3.270.0130.00716.33
7.3.260.0270.00616.36
7.3.250.0210.00316.37
7.3.240.0170.00416.38
7.3.230.0140.00616.38
7.3.220.0110.00716.25
7.3.210.0170.00316.28
7.3.200.0120.00616.27
7.3.190.0160.00316.27
7.3.180.0140.00416.21
7.3.170.0140.00416.28
7.3.160.0120.00616.24
7.3.150.0200.00816.34
7.3.140.0090.00916.26
7.3.130.0130.00616.30
7.3.120.0130.00816.31
7.3.110.0100.00916.27
7.3.100.0140.00416.19
7.3.90.0060.01016.56
7.3.80.0100.00916.25
7.3.70.0100.00816.38
7.3.60.0120.00516.47
7.3.50.0120.00516.48
7.3.40.0070.01016.43
7.3.30.0080.00916.42
7.3.20.0150.00417.06
7.3.10.0110.00616.99
7.3.00.0130.00917.02

preferences:
114.79 ms | 403 KiB | 5 Q