3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0; $a ?? 1; echo $a;

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)
8.3.60.0070.01016.38
8.3.50.0030.01516.27
8.3.40.0060.00918.63
8.3.30.0110.00718.60
8.3.20.0080.00019.17
8.3.10.0060.00321.61
8.3.00.0050.00319.54
8.2.180.0120.00916.32
8.2.170.0140.00722.96
8.2.160.0200.00020.38
8.2.150.0120.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00020.52
8.2.120.0000.00726.35
8.2.110.0130.00321.18
8.2.100.0110.00017.72
8.2.90.0030.00519.10
8.2.80.0060.00318.03
8.2.70.0030.00617.50
8.2.60.0000.00817.80
8.2.50.0030.00518.10
8.2.40.0060.00320.42
8.2.30.0030.00520.91
8.2.20.0030.00718.10
8.2.10.0000.00718.08
8.2.00.0040.00418.12
8.1.280.0070.00725.92
8.1.270.0070.00022.14
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00321.18
8.1.230.0080.00417.42
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0000.00818.59
8.1.160.0030.00318.93
8.1.150.0000.00720.57
8.1.140.0030.00719.55
8.1.130.0030.00518.85
8.1.120.0070.00017.38
8.1.110.0040.00417.42
8.1.100.0020.00517.46
8.1.90.0070.00317.34
8.1.80.0030.00317.41
8.1.70.0000.00717.41
8.1.60.0000.00817.50
8.1.50.0000.00717.47
8.1.40.0040.00417.29
8.1.30.0070.00017.55
8.1.20.0040.00417.56
8.1.10.0000.00817.57
8.1.00.0040.00417.36
8.0.300.0040.00418.77
8.0.290.0000.00816.75
8.0.280.0000.00718.43
8.0.270.0000.00817.29
8.0.260.0000.00716.68
8.0.250.0050.00316.96
8.0.240.0000.00816.81
8.0.230.0030.00316.89
8.0.220.0060.00016.88
8.0.210.0040.00416.71
8.0.200.0040.00416.91
8.0.190.0060.00316.94
8.0.180.0000.00816.73
8.0.170.0040.00416.83
8.0.160.0050.00216.80
8.0.150.0000.00716.68
8.0.140.0050.00316.66
8.0.130.0030.00313.24
8.0.120.0020.00516.71
8.0.110.0000.00816.64
8.0.100.0040.00416.71
8.0.90.0040.00416.88
8.0.80.0120.00316.87
8.0.70.0000.00816.88
8.0.60.0000.00716.87
8.0.50.0000.00716.93
8.0.30.0090.00717.03
8.0.20.0100.00917.40
8.0.10.0000.00816.86
8.0.00.0100.00716.75
7.4.330.0020.00215.55
7.4.320.0000.00616.55
7.4.300.0070.00016.50
7.4.290.0040.00416.43
7.4.280.0040.00416.34
7.4.270.0030.00316.36
7.4.260.0030.00313.23
7.4.250.0000.00716.47
7.4.240.0030.00316.39
7.4.230.0030.00316.43
7.4.220.0060.01216.54
7.4.210.0080.00616.46
7.4.200.0030.00316.37
7.4.160.0070.01016.44
7.4.150.0030.01417.40
7.4.140.0110.01017.86
7.4.130.0070.01116.34
7.4.120.0070.01416.43
7.4.110.0100.00716.30
7.4.100.0110.00716.54
7.4.90.0100.00716.39
7.4.80.0080.00819.39
7.4.70.0060.01016.34
7.4.60.0140.00316.36
7.4.50.0000.01516.45
7.4.40.0080.00916.29
7.4.30.0130.00316.20
7.4.10.0040.01414.90
7.4.00.0080.01014.79
7.3.330.0040.00413.02
7.3.320.0030.00213.13
7.3.310.0000.00916.30
7.3.300.0000.00616.14
7.3.290.0030.00316.07
7.3.280.0080.00916.19
7.3.270.0110.00617.40
7.3.260.0120.00516.22
7.3.250.0070.01316.32
7.3.240.0080.00916.15
7.3.230.0090.00616.40
7.3.210.0100.00716.15
7.3.200.0060.00916.26
7.3.190.0150.00416.18
7.3.180.0060.00916.29
7.3.170.0090.00616.57
7.3.160.0070.01416.23
7.3.130.0060.01314.67
7.3.120.0080.00814.55
7.3.110.0080.00714.88
7.3.100.0060.00714.65
7.3.90.0050.01014.87
7.3.80.0050.00814.80
7.3.70.0060.00714.69
7.3.60.0070.00614.64
7.3.50.0070.00814.73
7.3.40.0070.00914.65
7.3.30.0070.00414.85
7.3.20.0070.00716.63
7.3.10.0080.00416.61
7.3.00.0080.00716.78
7.2.330.0050.01116.52
7.2.320.0090.00916.58
7.2.310.0030.01416.63
7.2.300.0070.01316.68
7.2.290.0080.01516.32
7.2.260.0040.01514.90
7.2.250.0060.01214.94
7.2.240.0080.00914.93
7.2.230.0050.01114.97
7.2.220.0020.00915.21
7.2.210.0060.00615.06
7.2.200.0080.00514.84
7.2.190.0050.01014.84
7.2.180.0100.00614.89
7.2.170.0090.00514.82
7.2.160.0070.00514.92
7.2.150.0060.01016.95
7.2.140.0030.01216.85
7.2.130.0020.01516.73
7.2.120.0050.01216.76
7.2.110.0030.01016.78
7.2.100.0050.00716.84
7.2.90.0100.00516.87
7.2.80.0040.01316.85
7.2.70.0070.00516.80
7.2.60.0070.00716.87
7.2.50.0030.01216.72
7.2.40.0050.01216.77
7.2.30.0050.01016.83
7.2.20.0050.00816.79
7.2.10.0080.00516.68
7.2.00.0070.00617.65
7.1.330.0080.00515.57
7.1.320.0000.01115.66
7.1.310.0060.00515.71
7.1.300.0070.00415.64
7.1.290.0060.01115.71
7.1.280.0050.00815.75
7.1.270.0020.01115.56
7.1.260.0060.00815.62
7.1.250.0050.01015.71
7.1.240.0040.00815.52
7.1.230.0070.00715.62
7.1.220.0000.01015.75
7.1.210.0030.01215.80
7.1.200.0040.00915.38
7.1.190.0030.00715.57
7.1.180.0030.01315.67
7.1.170.0060.00915.71
7.1.160.0070.01015.78
7.1.150.0030.00715.43
7.1.140.0090.00615.71
7.1.130.0000.00915.33
7.1.120.0000.01415.79
7.1.110.0060.01215.82
7.1.100.0060.00816.63
7.1.90.0030.00915.75
7.1.80.0060.00615.45
7.1.70.0020.01016.14
7.1.60.0620.01324.50
7.1.50.0840.00924.11
7.1.40.0680.01523.97
7.1.30.1070.01523.88
7.1.20.0980.01024.11
7.1.10.0800.00715.26
7.1.00.0970.00815.16
7.0.330.0070.00715.17
7.0.320.0030.01315.36
7.0.310.0030.01015.33
7.0.300.0030.01215.39
7.0.290.0030.00515.48
7.0.280.0100.00315.18
7.0.270.0030.01215.52
7.0.260.0030.00515.21
7.0.250.0030.01215.02
7.0.240.0050.00315.45
7.0.230.0030.00815.50
7.0.220.0060.00815.29
7.0.210.0000.01315.29
7.0.200.1070.00515.02
7.0.190.0750.00515.13
7.0.180.0740.00714.77
7.0.170.1150.01014.83
7.0.160.1250.00914.81
7.0.150.0580.00714.89
7.0.140.0930.01114.93
7.0.130.0880.00914.90
7.0.120.0630.00614.95
7.0.110.0560.00714.86
7.0.100.0630.01014.91
7.0.90.0920.00714.80
7.0.80.0870.00914.85
7.0.70.0520.01214.84
7.0.60.0600.01014.68
7.0.50.0730.00614.99
7.0.40.0890.00714.14
7.0.30.0700.00814.25
7.0.20.0590.00914.11
7.0.10.0600.00814.12
7.0.00.0650.00614.10
5.6.400.0080.00014.33
5.6.390.0040.00714.00
5.6.380.0030.01314.33
5.6.370.0060.00614.30
5.6.360.0090.00614.31
5.6.350.0060.00914.23
5.6.340.0090.00614.00
5.6.330.0000.00914.24
5.6.320.0040.01113.96
5.6.310.0070.01014.38
5.6.300.0030.00614.08
5.6.290.0050.00513.94
5.6.280.0060.00314.18
5.6.270.0030.00814.41
5.6.260.0100.00714.14
5.6.250.0030.01014.04
5.6.240.0090.00614.30
5.6.230.0030.00914.24
5.6.220.0000.01214.00
5.6.210.0000.01514.00
5.6.200.0030.00513.91
5.6.190.0090.00614.22
5.6.180.0080.00414.35
5.6.170.0070.00714.04
5.6.160.0040.01114.07
5.6.150.0060.00614.03
5.6.140.0090.00613.88
5.6.130.0030.01314.41
5.6.120.0100.00714.24
5.6.110.0090.00314.03
5.6.100.0030.01013.87
5.6.90.0000.01314.13
5.6.80.0030.00913.85
5.6.70.0090.00613.98
5.6.60.0060.00914.26
5.6.50.0060.00614.08
5.6.40.0040.00814.11
5.6.30.0100.00314.30
5.6.20.0000.00914.09
5.6.10.0090.00314.08
5.6.00.0060.00713.89

preferences:
46.44 ms | 401 KiB | 5 Q