3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj1 = [['main' => 10, 'fallback' => 5]]; $obj2 = [['main' => null, 'fallback' => 5]]; $obj3 = [['main' => null, 'fallback' => null]]; $obj4 = [[]]; $obj5 = [['fallback' => 5]]; $obj6 = [['main' => 10]]; function doStuff($obj) { return $obj[0]['main'] ?? $obj[0]['fallback'] ?? 0; } var_dump(doStuff($obj1)); var_dump(doStuff($obj2)); var_dump(doStuff($obj3)); var_dump(doStuff($obj4)); var_dump(doStuff($obj5)); var_dump(doStuff($obj6));

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)
8.3.70.0110.00418.18
8.3.60.0070.00716.63
8.3.50.0140.00421.00
8.3.40.0160.00318.64
8.3.30.0140.00718.67
8.3.20.0040.00420.35
8.3.10.0080.00023.36
8.3.00.0070.00023.48
8.2.180.0040.01116.63
8.2.170.0130.00722.96
8.2.160.0100.00322.27
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0050.00517.50
8.2.110.0070.00320.85
8.2.100.0070.00417.75
8.2.90.0000.00819.03
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0040.00418.04
8.2.50.0060.00318.07
8.2.40.0030.00621.20
8.2.30.0000.00819.78
8.2.20.0070.00017.68
8.2.10.0040.00418.00
8.2.00.0000.00718.02
8.1.280.0070.00725.92
8.1.270.0030.00620.38
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.92
8.1.230.0090.00317.66
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.25
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0060.00318.68
8.1.160.0030.00721.89
8.1.150.0050.00318.84
8.1.140.0000.00817.41
8.1.130.0040.00417.62
8.1.120.0040.00417.40
8.1.110.0040.00417.44
8.1.100.0000.00817.42
8.1.90.0070.00017.39
8.1.80.0000.00817.39
8.1.70.0050.00217.30
8.1.60.0000.01117.64
8.1.50.0090.00017.47
8.1.40.0030.00617.51
8.1.30.0080.00017.66
8.1.20.0000.00717.71
8.1.10.0030.00517.53
8.1.00.0040.00417.49
8.0.300.0070.00018.77
8.0.290.0080.00016.63
8.0.280.0030.00318.46
8.0.270.0000.00717.27
8.0.260.0030.00317.27
8.0.250.0040.00416.95
8.0.240.0040.00416.79
8.0.230.0060.00316.82
8.0.220.0000.00716.77
8.0.210.0080.00016.80
8.0.200.0000.00716.78
8.0.190.0050.00216.93
8.0.180.0040.00416.90
8.0.170.0000.00716.89
8.0.160.0060.00316.91
8.0.150.0000.00716.66
8.0.140.0070.00016.83
8.0.130.0060.00013.34
8.0.120.0040.00416.81
8.0.110.0040.00416.86
8.0.100.0000.00716.78
8.0.90.0000.00716.88
8.0.80.0090.00916.81
8.0.70.0000.00716.93
8.0.60.0040.00416.65
8.0.50.0040.00416.66
8.0.30.0090.00717.14
8.0.20.0100.00817.40
8.0.10.0040.00416.76
8.0.00.0080.01016.65
7.4.330.0000.00515.16
7.4.320.0030.00316.53
7.4.300.0030.00316.54
7.4.290.0080.00016.52
7.4.280.0040.00416.62
7.4.270.0040.00416.43
7.4.260.0000.00716.61
7.4.250.0000.00716.59
7.4.240.0030.00416.67
7.4.230.0030.00316.44
7.4.220.0120.00316.45
7.4.210.0160.00016.57
7.4.200.0000.00716.65
7.4.160.0030.01616.54
7.4.150.0090.00917.40
7.4.140.0120.00917.86
7.4.130.0140.00716.44
7.4.120.0160.00616.41
7.4.110.0130.00916.43
7.4.100.0070.01116.39
7.4.90.0030.01316.45
7.4.80.0150.00319.39
7.4.70.0140.00316.55
7.4.60.0170.00016.50
7.4.50.0000.00916.68
7.4.40.0060.01216.34
7.4.30.0100.01316.39
7.4.00.0120.00514.95
7.3.330.0000.00513.40
7.3.320.0000.00513.12
7.3.310.0030.00316.43
7.3.300.0030.00316.25
7.3.290.0070.01016.33
7.3.280.0130.00516.33
7.3.270.0060.01117.40
7.3.260.0180.00016.68
7.3.250.0160.00316.31
7.3.240.0090.00616.26
7.3.230.0070.01716.39
7.3.210.0100.00616.51
7.3.200.0170.00616.53
7.3.190.0140.00316.28
7.3.180.0110.00616.22
7.3.170.0070.01016.55
7.3.160.0030.01316.42
7.3.120.0030.01314.81
7.3.110.0120.00614.77
7.3.100.0000.01114.94
7.3.90.0070.01014.87
7.3.80.0000.01314.89
7.3.70.0030.01014.73
7.3.60.0000.01314.92
7.3.50.0070.01014.64
7.3.40.0040.00414.83
7.3.30.0000.01214.62
7.3.20.0050.00516.56
7.3.10.0070.01116.62
7.3.00.0030.01016.34
7.2.330.0070.01016.48
7.2.320.0170.00716.67
7.2.310.0100.01316.41
7.2.300.0050.01316.46
7.2.290.0190.00316.81
7.2.250.0090.00615.25
7.2.240.0150.00414.52
7.2.230.0040.00414.86
7.2.220.0060.00314.77
7.2.210.0000.01414.63
7.2.200.0030.01014.98
7.2.190.0030.01215.02
7.2.180.0060.01014.77
7.2.170.0090.00314.95
7.2.60.0060.01016.86
7.2.00.0030.01019.25
7.1.330.0060.00615.67
7.1.320.0070.00715.77
7.1.310.0040.00815.89
7.1.300.0100.00315.52
7.1.290.0040.00715.83
7.1.280.0110.00315.79
7.1.270.0070.00715.96
7.1.260.0030.01415.68
7.1.200.0090.00315.85
7.1.100.0110.00417.72
7.1.70.0000.01016.86
7.1.60.0170.00319.18
7.1.50.0030.01316.60
7.1.00.0030.07722.41
7.0.200.0030.00916.71
7.0.60.0270.07019.96
7.0.50.0000.04317.86
7.0.40.0030.08320.32
7.0.30.0230.07020.24
7.0.20.0370.06720.06
7.0.10.0070.09020.07
7.0.00.0070.04320.15
5.6.280.0000.06721.11
5.6.210.0100.07720.69
5.6.200.0130.07318.27
5.6.190.0100.07720.77
5.6.180.0370.07720.43
5.6.170.0200.04720.55
5.6.160.0030.05320.49
5.6.150.0130.06018.21
5.6.140.0030.08318.15
5.6.130.0070.08318.16
5.6.120.0100.04721.15
5.6.110.0130.06321.11
5.6.100.0070.03721.00
5.6.90.0030.07320.97
5.6.80.0030.08720.44
5.5.350.0270.06020.30
5.5.340.0070.08317.98
5.5.330.0000.09320.25
5.5.320.3800.03720.30
5.5.310.0270.07720.27
5.5.300.0000.08718.05
5.5.290.0100.08317.94
5.5.280.0130.06020.66
5.5.270.0100.05020.79
5.5.260.0100.08720.84
5.5.250.0100.06020.59
5.5.240.0170.08020.26
5.4.450.0730.05719.17
5.4.440.0170.06019.57
5.4.430.0600.06319.62
5.4.420.0830.06719.62
5.4.410.0870.04719.20
5.4.400.0700.05719.27
5.4.390.0730.06719.29
5.4.380.0730.05719.10
5.4.370.0630.05719.12
5.4.360.0800.05719.27
5.4.350.0770.05019.36
5.4.340.0670.06319.11
5.4.320.0800.05319.15
5.4.310.0870.06719.16
5.4.300.0700.06019.11
5.4.290.0730.05019.00
5.4.280.0730.05719.24
5.4.270.0570.06719.12
5.4.260.0770.06018.84
5.4.250.0900.05319.22
5.4.240.0700.05019.29
5.4.230.0800.05319.13
5.4.220.0800.05719.35
5.4.210.0830.05719.12
5.4.200.0830.06716.70
5.4.190.0970.05319.01
5.4.180.1070.04019.27
5.4.170.0600.05719.12
5.4.160.0800.05019.02
5.4.150.0670.06019.09
5.4.140.0930.06316.36
5.4.130.0730.07016.45
5.4.120.0830.06316.44
5.4.110.0570.06316.55
5.4.100.0470.07716.55
5.4.90.1130.06016.32
5.4.80.0800.06016.49
5.4.70.0630.05316.51
5.4.60.0970.07016.42
5.4.50.0630.04716.70
5.4.40.0670.05016.40
5.4.30.0600.05316.52
5.4.20.0600.05316.52
5.4.10.0500.06716.39
5.4.00.0830.04716.01
5.3.290.0730.04714.46
5.3.280.0830.06714.61
5.3.270.0670.06014.45
5.3.260.0700.05714.59
5.3.250.0730.04714.45
5.3.240.0630.05714.55
5.3.230.0570.06014.55
5.3.220.0600.05314.41
5.3.210.0670.05714.55
5.3.200.0770.05014.43
5.3.190.0530.06014.55
5.3.180.0770.05714.41
5.3.170.0700.05014.43
5.3.160.0730.05314.41
5.3.150.0700.04314.39
5.3.140.0870.04714.39
5.3.130.0770.05314.39
5.3.120.0730.06714.34
5.3.110.0800.06714.39
5.3.100.0900.05313.98
5.3.90.0570.05313.86
5.3.80.0870.05713.89
5.3.70.0830.06013.85
5.3.60.0630.04713.89
5.3.50.1030.05713.88
5.3.40.0800.05013.79
5.3.30.0730.05313.78
5.3.20.0630.05713.48
5.3.10.0730.05313.45
5.3.00.0630.05713.41
5.2.170.0570.04310.98
5.2.160.0730.04711.19
5.2.150.0700.04311.16
5.2.140.0730.04010.94
5.2.130.0600.04011.09
5.2.120.0500.04010.99
5.2.110.0600.04311.18
5.2.100.0600.04310.96
5.2.90.0800.05011.09
5.2.80.0430.04711.17
5.2.70.0700.04011.03
5.2.60.0730.05011.20
5.2.50.0500.05010.88
5.2.40.0430.04711.14
5.2.30.0600.03710.81
5.2.20.0570.03310.85
5.2.10.0600.03010.72
5.2.00.0470.04310.71
5.1.60.0330.03710.15
5.1.50.0500.0409.87
5.1.40.0500.0379.99
5.1.30.0570.03710.17
5.1.20.0500.03010.30
5.1.10.0570.02710.24
5.1.00.0400.0439.91
5.0.50.0230.0278.95
5.0.40.0430.0208.95
5.0.30.0170.0508.95
5.0.20.0300.0308.95
5.0.10.0270.0378.95
5.0.00.0370.0438.95
4.4.90.0270.0338.95
4.4.80.0170.0308.95
4.4.70.0200.0278.95
4.4.60.0230.0338.95
4.4.50.0330.0338.95
4.4.40.0330.0408.95
4.4.30.0400.0238.95
4.4.20.0230.0308.95
4.4.10.0270.0278.95
4.4.00.0230.0438.95
4.3.110.0200.0308.95
4.3.100.0300.0278.95
4.3.90.0200.0308.95
4.3.80.0330.0378.95
4.3.70.0270.0238.95
4.3.60.0230.0278.95
4.3.50.0230.0238.95
4.3.40.0200.0338.95
4.3.30.0200.0178.95
4.3.20.0100.0278.95
4.3.10.0130.0238.95
4.3.00.0030.0207.06

preferences:
57.4 ms | 401 KiB | 5 Q