3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = null; var_dump($foo ?? 'bar', $foo ?: 'bar'); $foo = false; var_dump($foo ?? 'bar', $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)
8.3.60.0100.01016.63
8.3.50.0300.01021.98
8.3.40.0120.00318.63
8.3.30.0120.00418.79
8.3.20.0040.00420.26
8.3.10.0040.00423.51
8.3.00.0030.00619.25
8.2.180.0090.01316.75
8.2.170.0150.00022.96
8.2.160.0030.01020.53
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0060.00320.57
8.2.120.0080.00026.35
8.2.110.0160.00620.22
8.2.100.0120.00018.04
8.2.90.0050.00319.13
8.2.80.0030.00517.97
8.2.70.0050.00317.50
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00419.32
8.2.30.0030.00320.53
8.2.20.0060.00317.81
8.2.10.0040.00418.05
8.2.00.0040.00418.00
8.1.280.0030.01225.92
8.1.270.0150.00323.82
8.1.260.0070.00028.09
8.1.250.0080.00028.09
8.1.240.0090.00022.05
8.1.230.0140.00319.20
8.1.220.0040.00417.79
8.1.210.0000.00818.77
8.1.200.0000.00817.13
8.1.190.0040.00417.60
8.1.180.0000.00718.10
8.1.170.0040.00418.43
8.1.160.0000.00721.85
8.1.150.0030.00518.87
8.1.140.0050.00319.45
8.1.130.0050.00317.61
8.1.120.0040.00417.36
8.1.110.0000.00717.50
8.1.100.0050.00317.38
8.1.90.0000.00817.38
8.1.80.0040.00417.36
8.1.70.0000.00717.47
8.1.60.0030.00617.60
8.1.50.0060.00317.50
8.1.40.0030.00517.46
8.1.30.0040.00417.61
8.1.20.0050.00317.46
8.1.10.0070.00017.46
8.1.00.0020.00517.32
8.0.300.0040.00418.77
8.0.290.0020.00516.75
8.0.280.0070.00018.45
8.0.270.0000.00717.29
8.0.260.0030.00617.34
8.0.250.0030.00516.95
8.0.240.0040.00416.84
8.0.230.0000.00716.97
8.0.220.0000.00716.95
8.0.210.0070.00016.75
8.0.200.0070.00016.96
8.0.190.0040.00416.86
8.0.180.0060.00316.79
8.0.170.0050.00316.80
8.0.160.0040.00416.90
8.0.150.0030.00316.90
8.0.140.0030.00316.82
8.0.130.0000.00513.32
8.0.120.0000.00816.75
8.0.110.0070.00016.91
8.0.100.0000.00716.81
8.0.90.0000.00716.84
8.0.80.0140.00416.93
8.0.70.0000.00716.71
8.0.60.0030.00516.84
8.0.50.0070.00016.67
8.0.30.0130.00517.00
8.0.20.0110.00817.40
8.0.10.0050.00217.08
8.0.00.0070.01116.74
7.4.330.0000.00516.67
7.4.320.0030.00316.50
7.4.300.0030.00316.50
7.4.290.0030.00316.65
7.4.280.0000.00816.49
7.4.270.0000.00716.59
7.4.260.0000.00716.38
7.4.250.0040.00416.42
7.4.240.0050.00216.46
7.4.230.0070.00016.40
7.4.220.0040.01316.44
7.4.210.0120.00916.44
7.4.200.0000.00716.50
7.4.160.0040.01216.38
7.4.150.0120.00617.40
7.4.140.0100.01317.86
7.4.130.0120.00516.48
7.4.120.0090.01016.48
7.4.110.0100.00716.29
7.4.100.0140.00916.33
7.4.90.0100.00716.55
7.4.80.0150.00319.39
7.4.70.0110.00516.44
7.4.60.0080.00816.49
7.4.50.0070.00716.23
7.4.40.0080.00816.34
7.4.30.0070.01016.50
7.4.00.0100.00915.01
7.3.330.0050.00013.02
7.3.320.0050.00013.18
7.3.310.0070.00016.27
7.3.300.0070.00016.30
7.3.290.0090.00616.28
7.3.280.0060.01116.24
7.3.270.0170.00017.40
7.3.260.0170.00616.21
7.3.250.0130.00516.35
7.3.240.0110.00816.40
7.3.230.0050.01516.43
7.3.210.0150.00016.53
7.3.200.0100.00616.20
7.3.190.0080.01216.25
7.3.180.0100.00716.56
7.3.170.0090.00916.34
7.3.160.0090.00616.19
7.3.120.0100.00815.02
7.3.110.0080.01014.96
7.3.100.0010.01414.90
7.3.90.0080.00614.87
7.3.80.0050.00814.93
7.3.70.0030.01015.02
7.3.60.0040.01014.77
7.3.50.0030.00714.86
7.3.40.0060.00814.86
7.3.30.0050.00714.86
7.3.20.0070.00616.64
7.3.10.0070.00616.55
7.3.00.0080.00616.70
7.2.330.0080.00816.71
7.2.320.0100.01016.52
7.2.310.0060.01016.31
7.2.300.0070.01016.29
7.2.290.0130.00516.38
7.2.250.0060.01314.99
7.2.240.0060.01315.02
7.2.230.0060.01015.01
7.2.220.0100.00614.98
7.2.210.0040.01215.08
7.2.200.0040.01114.99
7.2.190.0040.01214.99
7.2.180.0040.01014.99
7.2.170.0050.00814.92
7.2.130.0080.00316.77
7.2.120.0090.00616.74
7.2.110.0100.00016.82
7.2.100.0060.01016.67
7.2.90.0030.00616.89
7.2.80.0070.00716.96
7.2.70.0040.00817.03
7.2.60.0060.00516.82
7.2.50.0060.00916.86
7.2.40.0070.00716.86
7.2.30.0090.00316.64
7.2.20.0040.00716.91
7.2.10.0060.00916.62
7.2.00.0040.00917.95
7.1.330.0040.01015.61
7.1.320.0080.00715.60
7.1.310.0070.00715.73
7.1.300.0050.00615.74
7.1.290.0050.00715.76
7.1.280.0030.00915.70
7.1.270.0060.00615.57
7.1.260.0040.01015.74
7.1.250.0030.00615.68
7.1.200.0030.01015.56
7.1.100.0070.01118.18
7.1.70.0090.00316.97
7.1.60.0100.01319.36
7.1.50.0030.01716.82
7.1.00.0000.08022.57
7.0.200.0160.00814.71
7.0.60.0170.07719.96
7.0.50.0030.05017.88
7.0.40.0070.04020.40
7.0.30.0330.07020.21
7.0.20.0330.07720.17
7.0.10.0200.07720.30
7.0.00.0070.06020.13
5.6.280.0130.06321.14
5.6.210.0030.07320.76
5.6.200.0070.04318.23
5.6.190.0130.06720.66
5.6.180.0370.05020.61
5.6.170.0070.05020.42
5.6.160.0030.09320.41
5.6.150.0070.04018.21
5.6.140.0030.04018.14
5.6.130.0030.04318.25
5.6.120.0030.04021.04
5.6.110.0130.08021.00
5.6.100.0070.05721.13
5.6.90.0230.08020.98
5.6.80.0000.04320.37
5.5.350.0270.07020.37
5.5.340.0000.04017.99
5.5.330.0000.06020.33
5.5.320.0000.08720.32
5.5.310.0430.06720.19
5.5.300.0030.06017.98
5.5.290.0100.07718.09
5.5.280.0100.06020.87
5.5.270.0100.07720.76
5.5.260.0100.06720.71
5.5.250.0100.08320.53
5.5.240.0170.08020.18

preferences:
43.69 ms | 401 KiB | 5 Q