3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo; $bar; $baz = 2; echo($foo ?? $bar ?? $baz); echo((isset($foo) && $foo !== null) ? $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)
8.3.70.0090.01216.63
8.3.60.0100.00716.63
8.3.50.0070.01221.13
8.3.40.0090.00618.61
8.3.30.0040.01118.63
8.3.20.0100.01021.74
8.3.10.0070.00023.52
8.3.00.0060.00323.55
8.2.180.0120.00916.63
8.2.170.0140.00322.96
8.2.160.0120.00319.37
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0050.00320.91
8.2.120.0050.00326.35
8.2.110.0070.00220.57
8.2.100.0040.00817.78
8.2.90.0000.00719.27
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0040.00417.92
8.2.50.0080.00018.07
8.2.40.0040.00422.20
8.2.30.0040.00420.61
8.2.20.0050.00217.65
8.2.10.0040.00718.01
8.2.00.0070.00018.04
8.1.280.0070.01125.92
8.1.270.0080.00023.91
8.1.260.0050.00228.09
8.1.250.0050.00328.09
8.1.240.0030.00622.45
8.1.230.0090.00321.03
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0080.00017.35
8.1.190.0050.00317.00
8.1.180.0040.00418.10
8.1.170.0050.00318.64
8.1.160.0000.00720.80
8.1.150.0040.00418.90
8.1.140.0030.00519.52
8.1.130.0040.00417.69
8.1.120.0030.00517.35
8.1.110.0040.00417.39
8.1.100.0040.00417.49
8.1.90.0040.00417.39
8.1.80.0000.00917.44
8.1.70.0000.00717.44
8.1.60.0040.00817.59
8.1.50.0040.00417.52
8.1.40.0040.00417.50
8.1.30.0000.00817.60
8.1.20.0040.00417.68
8.1.10.0040.00417.43
8.1.00.0040.00717.45
8.0.300.0040.00418.77
8.0.290.0070.00316.88
8.0.280.0000.00718.32
8.0.270.0000.00717.15
8.0.260.0040.00417.23
8.0.250.0000.00716.91
8.0.240.0030.00317.05
8.0.230.0030.00316.88
8.0.220.0040.00416.86
8.0.210.0000.00716.92
8.0.200.0040.00417.00
8.0.190.0040.00416.98
8.0.180.0040.00416.98
8.0.170.0000.00816.95
8.0.160.0070.00016.90
8.0.150.0040.00416.76
8.0.140.0000.00716.83
8.0.130.0000.00813.33
8.0.120.0040.00416.93
8.0.110.0050.00216.76
8.0.100.0030.00516.81
8.0.90.0040.00416.99
8.0.80.0130.00616.97
8.0.70.0070.00016.91
8.0.60.0030.00516.88
8.0.50.0000.00816.81
8.0.30.0100.00817.11
8.0.20.0110.00717.40
8.0.10.0050.00317.13
8.0.00.0090.00816.85
7.4.330.0030.00316.67
7.4.320.0030.00316.58
7.4.300.0030.00316.50
7.4.290.0030.00316.49
7.4.280.0090.00016.55
7.4.270.0000.00616.51
7.4.260.0070.00016.52
7.4.250.0070.00016.52
7.4.240.0030.00316.57
7.4.230.0050.00216.64
7.4.220.0070.01116.64
7.4.210.0040.01116.46
7.4.200.0000.00716.64
7.4.160.0090.00916.32
7.4.150.0110.00617.40
7.4.140.0140.00317.86
7.4.130.0090.00816.49
7.4.120.0070.01016.57
7.4.110.0090.00916.53
7.4.100.0090.01216.50
7.4.90.0120.00616.28
7.4.80.0110.00819.39
7.4.70.0060.01216.63
7.4.60.0060.00916.44
7.4.50.0040.00816.35
7.4.40.0140.00316.60
7.4.30.0100.01316.63
7.4.10.0100.01015.07
7.4.00.0070.01114.91
7.3.330.0000.00513.00
7.3.320.0020.00213.14
7.3.310.0000.00716.12
7.3.300.0000.00716.24
7.3.290.0100.00516.23
7.3.280.0100.00816.28
7.3.270.0070.01017.40
7.3.260.0200.00416.43
7.3.250.0110.00616.39
7.3.240.0130.00316.23
7.3.230.0140.00316.39
7.3.210.0110.00716.41
7.3.200.0100.01016.15
7.3.190.0030.01316.46
7.3.180.0120.00916.53
7.3.170.0030.01516.39
7.3.160.0100.00716.41
7.3.130.0000.01414.81
7.3.120.0100.00714.95
7.3.110.0060.01314.50
7.3.100.0040.00714.51
7.3.90.0060.00514.97
7.3.80.0000.01314.87
7.3.70.0040.01114.85
7.3.60.0110.00414.80
7.3.50.0070.01014.39
7.3.40.0170.00014.81
7.3.30.0070.00714.67
7.3.20.0000.01316.45
7.3.10.0070.00716.45
7.3.00.0130.00316.52
7.2.330.0110.01116.61
7.2.320.0090.00816.57
7.2.310.0080.01116.61
7.2.300.0060.01216.63
7.2.290.0110.00616.59
7.2.260.0100.00715.13
7.2.250.0030.01215.19
7.2.240.0060.00914.95
7.2.230.0000.01314.75
7.2.220.0120.00314.84
7.2.210.0140.00315.20
7.2.200.0060.00314.83
7.2.190.0030.01414.96
7.2.180.0030.01214.86
7.2.170.0130.00314.61
7.2.160.0040.00714.96
7.2.150.0100.00716.97
7.2.140.0030.00716.89
7.2.130.0070.01016.70
7.2.120.0060.00916.51
7.2.110.0080.00616.88
7.2.100.0060.00516.65
7.2.90.0050.01316.64
7.2.80.0050.00816.79
7.2.70.0050.00816.51
7.2.60.0090.00416.66
7.2.50.0050.01216.67
7.2.40.0130.00516.62
7.2.30.0070.00516.60
7.2.20.0110.00516.81
7.2.10.0050.00716.83
7.2.00.0090.00517.46
7.1.330.0000.01415.50
7.1.320.0030.01115.97
7.1.310.0100.00315.75
7.1.300.0030.01315.68
7.1.290.0090.00415.62
7.1.280.0030.01415.50
7.1.270.0090.00315.69
7.1.260.0040.01115.85
7.1.250.0110.00715.50
7.1.240.0090.00015.57
7.1.230.0090.00615.55
7.1.220.0030.01015.56
7.1.210.0030.01015.74
7.1.200.0080.00715.66
7.1.190.0070.00715.71
7.1.180.0070.00715.48
7.1.170.0000.01415.65
7.1.160.0030.00515.36
7.1.150.0040.00715.61
7.1.140.0040.00415.69
7.1.130.0030.01115.73
7.1.120.0060.00915.75
7.1.110.0040.00415.64
7.1.100.0020.01016.79
7.1.90.0030.01015.56
7.1.80.0080.00315.63
7.1.70.0050.00616.28
7.1.60.0040.00917.27
7.1.50.0070.00316.21
7.1.40.0060.00315.37
7.1.30.0000.01415.79
7.1.20.0070.01015.92
7.1.10.0130.00315.36
7.1.00.0100.03719.09
7.0.330.0000.01215.00
7.0.320.0030.01015.16
7.0.310.0000.01115.24
7.0.300.0000.01515.30
7.0.290.0030.00615.40
7.0.280.0000.01215.52
7.0.270.0050.00315.31
7.0.260.0100.00315.33
7.0.250.0070.00715.41
7.0.240.0030.00715.28
7.0.230.0060.00915.20
7.0.220.0080.00515.53
7.0.210.0030.01315.37
7.0.200.0220.00314.77
7.0.190.0000.01115.12
7.0.180.0030.01315.51
7.0.170.0000.01215.09
7.0.160.0100.00715.32
7.0.150.0040.00815.04
7.0.140.0000.00815.40
7.0.130.0040.00415.34
7.0.120.0040.01114.98
7.0.110.0030.00715.28
7.0.100.0040.00714.98
7.0.90.0080.00515.44
7.0.80.0030.00615.60
7.0.70.0030.01015.00
7.0.60.0070.04317.75
7.0.50.0060.04316.49
7.0.40.0030.05016.68
7.0.30.0880.02116.78
7.0.20.0180.03216.87
7.0.10.0080.04016.74
7.0.00.0000.05216.80
5.6.400.0030.00614.16
5.6.390.0000.01614.41
5.6.380.0100.00314.10
5.6.370.0000.01313.99
5.6.360.0000.01114.36
5.6.350.0030.00913.95
5.6.340.0060.00613.95
5.6.330.0090.00614.13
5.6.320.0040.00414.16
5.6.310.0030.01014.34
5.6.300.0110.00314.45
5.6.290.0040.01114.12
5.6.280.0030.03517.67
5.6.270.0120.00314.19
5.6.260.0000.01014.28
5.6.250.0000.01313.99
5.6.240.0050.00314.38
5.6.230.0110.00314.04
5.6.220.0030.00613.95
5.6.210.0080.03917.23
5.6.200.0080.04516.17
5.6.190.0090.04617.38
5.6.180.0160.04217.33
5.6.170.0180.03417.32
5.6.160.0070.04317.33
5.6.150.0050.02316.23
5.6.140.0110.03616.12
5.6.130.0030.03616.13
5.6.120.0050.03217.74
5.6.110.0080.01817.53
5.6.100.0070.03017.68
5.6.90.0090.02417.41
5.6.80.0080.04517.24
5.6.70.0030.01113.93
5.6.60.0040.00814.10
5.6.50.0100.00314.01
5.6.40.0120.00414.12
5.6.30.0060.00713.92
5.6.20.0030.00513.99
5.6.10.0040.00413.80
5.6.00.0070.00714.23
5.5.380.0030.01014.34
5.5.370.0040.01114.23
5.5.360.0060.00614.18
5.5.350.2040.02917.21
5.5.340.0030.04315.91
5.5.330.0070.02917.22
5.5.320.0150.02217.14
5.5.310.0100.02417.12
5.5.300.0070.04315.95
5.5.290.0030.04516.06
5.5.280.0100.02017.54
5.5.270.0030.02517.42
5.5.260.0060.02017.35
5.5.250.0100.04217.39
5.5.240.0080.04217.15
5.5.230.0030.00913.61
5.5.220.0030.00514.04
5.5.210.0000.01314.01
5.5.200.0000.01713.84
5.5.190.0070.00313.83
5.5.180.0030.00813.80
5.5.170.0040.00814.03
5.5.160.0070.00713.85
5.5.150.0000.01314.24
5.5.140.0030.00713.89
5.5.130.0000.01214.14
5.5.120.0040.00814.04
5.5.110.0060.00914.25
5.5.100.0070.01013.74
5.5.90.0040.01114.03
5.5.80.0070.00413.59
5.5.70.0120.00014.22
5.5.60.0080.00413.88
5.5.50.0000.01314.11
5.5.40.0000.01413.57
5.5.30.0060.00614.14
5.5.20.0030.00613.88
5.5.10.0000.01413.96
5.5.00.0040.01213.91

preferences:
39.84 ms | 401 KiB | 5 Q