3v4l.org

run code in 300+ PHP versions simultaneously
<?php function d($data = null) { $d = $data || $d = 1; return $d; } echo d(); echo d(4);

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)
8.3.40.0110.00418.89
8.3.30.0110.00718.92
8.3.20.0040.00420.07
8.3.10.0000.00821.82
8.3.00.0070.00019.08
8.2.170.0090.00622.96
8.2.160.0140.00022.16
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00019.66
8.2.110.0050.00521.98
8.2.100.0080.00419.51
8.2.90.0040.00419.29
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0040.00419.89
8.2.30.0040.00418.00
8.2.20.0040.00417.49
8.2.10.0030.00518.18
8.2.00.0040.00417.62
8.1.270.0060.00324.66
8.1.260.0100.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.96
8.1.230.0040.00719.22
8.1.220.0040.00417.76
8.1.210.0030.00518.77
8.1.200.0060.00617.23
8.1.190.0000.00917.22
8.1.180.0080.00018.10
8.1.170.0050.00318.66
8.1.160.0070.00022.05
8.1.150.0000.00718.88
8.1.140.0040.00419.28
8.1.130.0030.00317.86
8.1.120.0030.00317.47
8.1.110.0000.00817.45
8.1.100.0000.00717.43
8.1.90.0000.00717.52
8.1.80.0040.00417.43
8.1.70.0040.00417.35
8.1.60.0040.00417.56
8.1.50.0040.00417.43
8.1.40.0040.00417.48
8.1.30.0000.00817.55
8.1.20.0000.00917.70
8.1.10.0000.00817.48
8.1.00.0040.00417.31
8.0.300.0030.00518.77
8.0.290.0040.00416.75
8.0.280.0000.00718.34
8.0.270.0030.00317.12
8.0.260.0030.00317.25
8.0.250.0000.00616.85
8.0.240.0000.00716.93
8.0.230.0000.00716.95
8.0.220.0040.00416.87
8.0.210.0000.00716.75
8.0.200.0000.00616.85
8.0.190.0050.00316.94
8.0.180.0000.00816.81
8.0.170.0080.00016.73
8.0.160.0000.00716.93
8.0.150.0000.00716.79
8.0.140.0000.00716.80
8.0.130.0030.00513.34
8.0.120.0060.00316.88
8.0.110.0000.00716.87
8.0.100.0040.00416.73
8.0.90.0050.00216.88
8.0.80.0150.00716.95
8.0.70.0000.00916.91
8.0.60.0040.00416.77
8.0.50.0000.00716.87
8.0.30.0060.01517.09
8.0.20.0080.01317.40
8.0.10.0040.00416.98
8.0.00.0090.00916.86
7.4.330.0060.00015.20
7.4.320.0070.00016.50
7.4.300.0000.00616.63
7.4.290.0070.00016.59
7.4.280.0030.00616.58
7.4.270.0070.00016.45
7.4.260.0070.00016.49
7.4.250.0000.00816.41
7.4.240.0000.00716.49
7.4.230.0030.00316.25
7.4.220.0120.00916.66
7.4.210.0100.00316.60
7.4.200.0000.00716.43
7.4.160.0110.00416.55
7.4.150.0110.00617.40
7.4.140.0050.01217.86
7.4.130.0110.00516.56
7.4.120.0080.01016.56
7.4.110.0190.00016.54
7.4.100.0080.00816.55
7.4.90.0090.00916.65
7.4.80.0100.00619.39
7.4.70.0090.00616.44
7.4.60.0090.00616.60
7.4.50.0050.00016.57
7.4.40.0100.01016.54
7.4.30.0070.01016.57
7.4.00.0100.00315.07
7.3.330.0020.00213.16
7.3.320.0050.00013.31
7.3.310.0070.00016.30
7.3.300.0070.00016.35
7.3.290.0100.00616.30
7.3.280.0060.01016.31
7.3.270.0180.00917.40
7.3.260.0110.01116.40
7.3.250.0120.00516.19
7.3.240.0060.01116.57
7.3.230.0070.01016.43
7.3.210.0070.01416.18
7.3.200.0140.00719.39
7.3.190.0140.00316.41
7.3.180.0040.01116.39
7.3.170.0120.00616.39
7.3.160.0130.00316.22
7.3.10.0090.00616.54
7.3.00.0060.00616.53
7.2.330.0130.00516.37
7.2.320.0060.01116.49
7.2.310.0130.00316.61
7.2.300.0090.00916.77
7.2.290.0100.00616.55
7.2.130.0170.01116.48
7.2.120.0100.00216.57
7.2.110.0100.01016.04
7.2.100.0090.00616.40
7.2.90.0090.00616.41
7.2.80.0160.00216.70
7.2.70.0170.00616.57
7.2.60.0130.01016.66
7.2.50.0150.00816.39
7.2.40.0080.01216.25
7.2.30.0190.00316.63
7.2.20.0190.00616.43
7.2.10.0150.01216.52
7.2.00.0080.01318.12
7.1.250.0040.00715.46
7.1.200.0060.00615.64
7.1.100.0110.00018.15
7.1.70.0090.00017.20
7.1.60.0070.01319.46
7.1.50.0120.00916.89
7.1.00.0070.07322.36
7.0.200.0000.00816.79
7.0.140.0030.04022.09
7.0.60.0070.06319.98
7.0.50.0070.06717.87
7.0.40.0130.08020.18
7.0.30.0300.07320.23
7.0.20.0300.07320.30
7.0.10.0030.09020.32
7.0.00.0100.05320.22
5.6.280.0070.07020.92
5.6.210.0070.08320.57
5.6.200.0000.04318.25
5.6.190.0070.04320.67
5.6.180.0270.04020.48
5.6.170.0130.04320.47
5.6.160.0130.07720.56
5.6.150.0070.05018.12
5.6.140.0070.08318.15
5.6.130.0030.05018.27
5.6.120.0100.08021.02
5.6.110.0170.07721.05
5.6.100.0170.07021.14
5.6.90.0070.07020.98
5.6.80.0030.08020.29
5.5.350.0130.03320.44
5.5.340.0070.04017.95
5.5.330.0100.08020.21
5.5.320.0300.04320.27
5.5.310.0230.05020.31
5.5.300.0070.08017.94
5.5.290.0070.06317.92
5.5.280.0100.05320.90
5.5.270.0070.08720.86
5.5.260.0130.04720.79
5.5.250.0030.04020.55
5.5.240.0130.07020.16
5.4.450.0570.05719.61
5.4.440.0670.06019.21
5.4.430.0170.06719.32
5.4.420.0030.06319.57
5.4.410.0000.06719.57
5.4.400.0030.05719.09
5.4.390.0200.04718.57
5.4.380.0330.03718.50
5.4.370.0170.05718.69
5.4.360.0130.05718.71
5.4.350.0300.06718.77
5.4.340.0370.05718.59
5.4.320.0270.06718.46
5.4.310.0330.06018.55
5.4.300.0300.06318.80
5.4.290.0330.06018.71
5.4.280.0330.06018.63
5.4.270.0200.07018.72
5.4.260.0230.05318.53
5.4.250.0230.07318.45
5.4.240.0070.06718.49
5.4.230.0200.05318.62
5.4.220.0300.04718.57
5.4.210.0130.05718.43
5.4.200.0270.04316.55
5.4.190.0300.04018.74
5.4.180.0270.06318.54
5.4.170.0200.05318.71
5.4.160.0170.05718.81
5.4.150.0170.06018.72
5.4.140.0230.04716.20
5.4.130.0070.06016.32
5.4.120.0200.05016.29
5.4.110.0170.05016.43
5.4.100.0200.05016.29
5.4.90.0230.05316.43
5.4.80.0270.04716.18
5.4.70.0200.05016.30
5.4.60.0170.05716.15
5.4.50.0200.04716.30
5.4.40.0170.05316.25
5.4.30.0230.06016.25
5.4.20.0170.05016.24
5.4.10.0300.04316.40
5.4.00.0200.04315.75
5.3.290.0170.05714.79
5.3.280.0200.05014.82
5.3.270.0230.05014.78
5.3.260.0170.05714.71
5.3.250.0270.06314.63
5.3.240.0270.05014.70
5.3.230.0170.07714.76
5.3.220.0270.06314.55
5.3.210.0270.04314.60
5.3.200.0130.06314.56
5.3.190.0170.06314.66
5.3.180.0230.05714.69
5.3.170.0130.06014.60
5.3.160.0200.06714.61
5.3.150.0200.05014.59
5.3.140.0230.05314.65
5.3.130.0200.07314.66
5.3.120.0200.06014.59
5.3.110.0230.05714.65
5.3.100.0100.06014.12
5.3.90.0070.06014.04
5.3.80.0100.06014.08
5.3.70.0130.05314.06
5.3.60.0130.06314.07
5.3.50.0200.05014.04
5.3.40.0130.05713.94
5.3.30.0200.04314.00
5.3.20.0230.04713.91
5.3.10.0200.04313.71
5.3.00.0200.06013.64
5.2.170.0100.04311.19
5.2.160.0130.04311.16
5.2.150.0070.05011.29
5.2.140.0130.04311.23
5.2.130.0030.05011.14
5.2.120.0100.04011.30
5.2.110.0130.04011.09
5.2.100.0130.04011.21
5.2.90.0200.03311.30
5.2.80.0100.05011.19
5.2.70.0130.04311.21
5.2.60.0100.04711.08
5.2.50.0030.05711.13
5.2.40.0030.04711.10
5.2.30.0100.04710.96
5.2.20.0100.04311.14
5.2.10.0100.04310.92
5.2.00.0130.04710.69
5.1.60.0130.03010.06
5.1.50.0100.03310.03
5.1.40.0100.03710.10
5.1.30.0070.04310.38
5.1.20.0100.05310.45
5.1.10.0200.03710.19
5.1.00.0230.02710.10
5.0.50.0100.0278.67
5.0.40.0030.0308.49
5.0.30.0070.0478.34
5.0.20.0170.0178.39
5.0.10.0000.0378.37
5.0.00.0130.0378.35
4.4.90.0100.0275.91
4.4.80.0100.0205.86
4.4.70.0030.0305.87
4.4.60.0070.0275.98
4.4.50.0030.0335.99
4.4.40.0070.0375.91
4.4.30.0000.0275.90
4.4.20.0100.0175.93
4.4.10.0070.0235.94
4.4.00.0000.0406.04
4.3.110.0030.0335.90
4.3.100.0030.0235.95
4.3.90.0000.0275.80
4.3.80.0030.0475.80
4.3.70.0070.0205.78
4.3.60.0030.0235.89
4.3.50.0070.0205.91
4.3.40.0070.0375.76
4.3.30.0030.0234.64
4.3.20.0000.0274.53
4.3.10.0030.0274.48
4.3.00.0130.0206.84

preferences:
56.29 ms | 400 KiB | 5 Q