3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { function bar() { echo "this is " . (!empty($this) && !is_null($this) ? 'not ' : '') . "null\n"; } } foo::bar(); (new foo)->bar();

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)
8.3.60.0140.00018.31
8.3.50.0040.01116.01
8.3.40.0110.00318.75
8.3.30.0090.00618.52
8.3.20.0040.00420.16
8.3.10.0050.00323.64
8.3.00.0080.00019.56
8.2.180.0110.00716.63
8.2.170.0060.00822.96
8.2.160.0030.01020.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00417.63
8.2.110.0050.00522.25
8.2.100.0100.00317.63
8.2.90.0060.00319.05
8.2.80.0030.00517.97
8.2.70.0000.00817.50
8.2.60.0030.00617.93
8.2.50.0000.00818.07
8.2.40.0000.00819.23
8.2.30.0080.00019.84
8.2.20.0000.00817.62
8.2.10.0040.00418.06
8.2.00.0050.00217.97
8.1.280.0100.01025.92
8.1.270.0040.00420.33
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0030.00722.58
8.1.230.0080.00417.42
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0090.00017.10
8.1.190.0000.00817.22
8.1.180.0050.00318.10
8.1.170.0040.00418.47
8.1.160.0020.00521.86
8.1.150.0040.00418.81
8.1.140.0080.00217.37
8.1.130.0000.00717.50
8.1.120.0070.00017.40
8.1.110.0050.00217.38
8.1.100.0000.00717.36
8.1.90.0000.00717.23
8.1.80.0030.00517.36
8.1.70.0040.00417.36
8.1.60.0030.00617.50
8.1.50.0040.00417.35
8.1.40.0000.00817.41
8.1.30.0030.00617.64
8.1.20.0080.00017.59
8.1.10.0040.00417.39
8.1.00.0070.00017.45
8.0.300.0050.00218.77
8.0.290.0040.00416.75
8.0.280.0000.00718.41
8.0.270.0070.00017.25
8.0.260.0000.00717.28
8.0.250.0000.00716.85
8.0.240.0000.00716.98
8.0.230.0000.00616.87
8.0.220.0000.00716.77
8.0.210.0040.00416.91
8.0.200.0030.00316.88
8.0.190.0060.00316.82
8.0.180.0030.00516.75
8.0.170.0040.00416.92
8.0.160.0040.00416.95
8.0.150.0070.00016.79
8.0.140.0000.00716.85
8.0.130.0030.00313.41
8.0.120.0060.00316.86
8.0.110.0000.00816.88
8.0.100.0080.00016.76
8.0.90.0000.00716.91
8.0.80.0060.00916.77
8.0.70.0040.00416.68
8.0.60.0000.00716.93
8.0.50.0000.00716.86
8.0.30.0040.01317.17
8.0.20.0110.00917.40
8.0.10.0000.00716.98
8.0.00.0170.00516.71
7.4.330.0000.00515.15
7.4.320.0000.00716.40
7.4.300.0040.00416.45
7.4.290.0000.00716.48
7.4.280.0040.00416.57
7.4.270.0030.00316.48
7.4.260.0000.00816.56
7.4.250.0000.00816.37
7.4.240.0060.00116.47
7.4.230.0030.00316.41
7.4.220.0100.00916.60
7.4.210.0110.00416.38
7.4.200.0000.00716.51
7.4.160.0090.00616.35
7.4.150.0090.00917.40
7.4.140.0070.01317.86
7.4.130.0110.00916.39
7.4.120.0080.00916.50
7.4.110.0070.01016.64
7.4.100.0200.00316.55
7.4.90.0030.01616.43
7.4.80.0160.00319.39
7.4.70.0120.00616.52
7.4.60.0090.00616.54
7.4.50.0040.00716.36
7.4.40.0000.01616.43
7.4.30.0030.01516.47
7.4.00.0100.00714.84
7.3.330.0060.00013.32
7.3.320.0000.00513.35
7.3.310.0030.00516.30
7.3.300.0070.00016.27
7.3.290.0120.00616.33
7.3.280.0100.00816.33
7.3.270.0070.01017.40
7.3.260.0120.00616.52
7.3.250.0100.00916.37
7.3.240.0120.01216.33
7.3.230.0070.01016.39
7.3.210.0130.00316.34
7.3.200.0100.00716.31
7.3.190.0080.01116.52
7.3.180.0090.01316.31
7.3.170.0160.00616.43
7.3.160.0100.00716.30
7.3.10.0110.00616.20
7.3.00.0110.00616.09
7.2.330.0060.01216.63
7.2.320.0190.00316.70
7.2.310.0040.01216.56
7.2.300.0070.01016.51
7.2.290.0100.00916.54
7.2.130.0110.01116.42
7.2.120.0120.01116.41
7.2.110.0090.00916.54
7.2.100.0120.00816.71
7.2.90.0150.00616.59
7.2.80.0150.00916.70
7.2.70.0180.00716.67
7.2.60.0110.00716.73
7.2.50.0130.00516.84
7.2.40.0110.00416.49
7.2.30.0100.00616.68
7.2.20.0100.00816.75
7.2.10.0080.01216.21
7.2.00.0080.00917.69
7.1.250.0120.00915.53
7.1.200.0080.00415.85
7.1.100.0050.00517.98
7.1.70.0050.00317.01
7.1.60.0090.00919.27
7.1.50.0030.02216.63
7.1.00.0030.07722.31
7.0.200.0040.00816.53
7.0.60.0030.08719.92
7.0.50.0000.04317.88
7.0.40.0000.05720.09
7.0.30.0470.05720.26
7.0.20.0270.05320.22
7.0.10.0100.07720.21
7.0.00.0030.05720.20
5.6.280.0030.04721.11
5.6.210.0100.07720.67
5.6.200.0130.06718.27
5.6.190.0030.04320.46
5.6.180.0200.05020.63
5.6.170.0130.04320.51
5.6.160.0070.07320.49
5.6.150.0100.07718.15
5.6.140.0070.05718.18
5.6.130.0070.03718.15
5.6.120.0030.04721.04
5.6.110.0130.07720.96
5.6.100.0030.04021.13
5.6.90.0070.07721.11
5.6.80.0100.07020.48
5.6.70.2770.03020.40
5.5.350.0130.04320.38
5.5.340.0000.06017.95
5.5.330.0100.07320.13
5.5.320.0200.07320.42
5.5.310.0330.07320.34
5.5.300.0070.07318.04
5.5.290.0100.03318.06
5.5.280.0000.07720.87
5.5.270.0030.04020.89
5.5.260.0170.08020.87
5.5.250.0130.07320.78
5.5.240.0100.04720.07
5.4.450.0500.06019.38
5.4.440.0630.05319.46
5.4.430.0730.05019.19
5.4.420.0570.06719.34
5.4.410.0600.06319.04
5.4.400.0800.04319.12
5.4.390.0630.06019.26
5.4.380.0630.05019.26
5.4.370.0700.05719.05
5.4.360.0830.06018.83
5.4.350.0630.05319.15
5.4.340.0800.05019.11
5.4.320.0600.05718.97
5.4.310.0730.04719.11
5.4.300.0570.04719.29
5.4.290.0730.05319.16
5.4.280.0870.04318.82
5.4.270.0630.04719.28
5.4.260.0670.05318.97
5.4.250.0770.05019.27
5.4.240.0400.06018.82
5.4.230.0530.05719.27
5.4.220.0800.05319.13
5.4.210.0530.05718.97
5.4.200.0670.04319.36
5.4.190.0670.05019.37
5.4.180.0470.05718.85
5.4.170.0770.05719.25
5.4.160.0630.05319.11
5.4.150.0700.06019.35
5.4.140.0730.05716.33
5.4.130.0830.04716.53
5.4.120.0670.04016.41
5.4.110.0670.05016.64
5.4.100.0730.05016.62
5.4.90.0670.04316.41
5.4.80.0700.03716.52
5.4.70.0200.05016.55
5.4.60.0330.06716.54
5.4.50.0000.04016.43
5.4.40.0030.07316.52
5.4.30.0030.03716.32
5.4.20.0000.06716.43

preferences:
54.88 ms | 400 KiB | 5 Q