3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump((array)(unset)array(1, 2, 3));

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)
8.3.60.0100.00716.63
8.3.50.0120.00717.25
8.3.40.0110.01118.71
8.3.30.0120.00618.59
8.3.20.0060.00318.48
8.3.10.0040.00420.27
8.3.00.0080.00019.13
8.2.180.0100.01016.34
8.2.170.0110.00422.96
8.2.160.0070.00718.89
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0050.00318.56
8.2.110.0060.00320.38
8.2.100.0100.00017.72
8.2.90.0040.00417.80
8.2.80.0030.00617.97
8.2.70.0050.00317.38
8.2.60.0080.00017.80
8.2.50.0070.00018.07
8.2.40.0040.00418.22
8.2.30.0000.00717.96
8.2.20.0040.00419.32
8.2.10.0040.00417.55
8.2.00.0030.00617.60
8.1.280.0120.00625.92
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0040.00420.84
8.1.230.0110.00020.92
8.1.220.0000.00817.74
8.1.210.0040.00418.98
8.1.200.0030.00617.23
8.1.190.0090.00017.41
8.1.180.0000.01118.10
8.1.170.0000.00818.84
8.1.160.0040.00418.71
8.1.150.0040.00418.41
8.1.140.0060.00317.35
8.1.130.0030.00317.75
8.1.120.0000.00817.32
8.1.110.0030.00517.22
8.1.100.0000.00717.21
8.1.90.0040.00417.32
8.1.80.0000.00817.28
8.1.70.0030.00317.33
8.1.60.0040.00417.30
8.1.50.0000.00817.27
8.1.40.0060.00317.37
8.1.30.0030.00517.42
8.1.20.0070.00017.41
8.1.10.0030.00617.40
8.1.00.0040.00417.39
8.0.300.0040.00419.81
8.0.290.0080.00016.75
8.0.280.0030.00318.30
8.0.270.0000.00817.12
8.0.260.0060.00016.63
8.0.250.0000.00816.88
8.0.240.0000.00716.91
8.0.230.0000.00816.84
8.0.220.0000.00716.73
8.0.210.0000.00716.77
8.0.200.0080.00016.86
8.0.190.0030.00416.87
8.0.180.0000.00716.77
8.0.170.0000.01016.77
8.0.160.0030.00316.90
8.0.150.0070.00316.79
8.0.140.0040.00716.68
8.0.130.0050.00013.33
8.0.120.0070.00016.70
8.0.110.0080.00016.65
8.0.100.0000.00716.80
8.0.90.0070.00016.77
8.0.80.0040.01516.79
8.0.70.0070.00016.81
8.0.60.0070.00016.75
8.0.50.0050.00316.86
8.0.30.0140.00316.83
8.0.20.0070.01216.89
8.0.10.0030.00316.81
8.0.00.0150.00916.59
7.4.330.0020.00213.03
7.4.320.0060.00016.32
7.4.300.0070.00016.34
7.4.290.0000.00716.49
7.4.280.0040.00416.46
7.4.270.0000.00716.47
7.4.260.0030.00313.21
7.4.250.0000.00816.36
7.4.240.0060.00316.55
7.4.230.0040.00416.34
7.4.220.0350.01016.52
7.4.210.0130.00716.39
7.4.200.0000.00716.60
7.4.190.0070.00016.38
7.4.160.0030.01216.54
7.4.150.0130.00716.35
7.4.140.0150.00316.35
7.4.130.0090.00916.63
7.4.120.0030.01316.54
7.4.110.0050.01316.52
7.4.100.0070.01116.49
7.4.90.0170.00916.49
7.4.80.0080.01216.50
7.4.70.0120.00616.54
7.4.60.0000.01616.44
7.4.50.0000.00516.48
7.4.40.0030.01316.38
7.4.30.0080.00816.61
7.4.00.0100.00014.86
7.3.330.0030.00313.09
7.3.320.0030.00313.11
7.3.310.0000.00716.11
7.3.300.0040.00416.11
7.3.290.0060.00816.20
7.3.280.0070.01016.28
7.3.270.0130.00316.47
7.3.260.0110.00716.34
7.3.250.0120.00816.34
7.3.240.0090.01216.13
7.3.230.0070.01016.24
7.3.210.0030.01316.25
7.3.200.0060.01519.39
7.3.190.0060.00916.43
7.3.180.0030.01216.26
7.3.170.0120.00316.51
7.3.160.0140.00616.29
7.3.120.0070.01014.98
7.3.10.0060.00316.66
7.3.00.0060.00316.66
7.2.330.0180.00016.23
7.2.320.0130.00416.37
7.2.310.0070.01016.67
7.2.300.0030.01516.52
7.2.290.0070.01016.58
7.2.130.0070.00716.83
7.2.120.0070.00716.84
7.2.110.0060.01216.80
7.2.100.0060.01116.83
7.2.90.0070.00716.80
7.2.80.0070.00516.63
7.2.70.0050.00516.66
7.2.60.0210.00516.62
7.2.50.0040.01116.91
7.2.40.0090.00616.68
7.2.30.0090.00616.92
7.2.20.0090.00616.84
7.2.10.0040.00816.84
7.2.00.0110.00316.91
7.1.250.0000.01215.78
7.1.200.0040.00715.59
7.1.70.0030.00717.22
7.1.60.0120.01219.17
7.1.50.0070.00416.78
7.1.00.0070.07322.41
7.0.200.0490.00714.37
7.0.140.0070.07022.01
7.0.120.0100.06722.01
7.0.60.0170.06019.98
7.0.50.0030.04317.84
7.0.40.0030.09320.19
7.0.30.0230.04720.13
7.0.20.0300.07020.09
7.0.10.0030.09020.33
7.0.00.0100.03320.16
5.6.280.0070.07021.09
5.6.210.0100.07720.70
5.6.200.0030.04318.09
5.6.190.0070.06720.39
5.6.180.0170.08720.27
5.6.170.0270.05720.46
5.6.160.0070.04020.51
5.6.150.0130.04018.13
5.6.140.0030.04018.14
5.6.130.0130.07318.07
5.6.120.0070.08720.88
5.6.110.0030.04021.02
5.6.100.0030.07021.02
5.6.90.0070.03720.99
5.6.80.0100.05720.27
5.5.350.0000.07720.29
5.5.340.0030.06717.91
5.5.330.0030.04320.12
5.5.320.0400.07720.13
5.5.310.0230.07020.21
5.5.300.0200.04717.91
5.5.290.0100.07717.98
5.5.280.0030.08720.97
5.5.270.0100.07020.75
5.5.260.0070.08320.83
5.5.250.0200.07020.68
5.5.240.0370.06020.18
5.4.450.0200.04019.46
5.4.440.0200.04719.41
5.4.430.0130.04019.13
5.4.420.0230.03019.45
5.4.410.0130.04019.30
5.4.400.0130.04319.13
5.4.390.0170.03719.13
5.4.380.0300.06319.08
5.4.370.0200.03719.06
5.4.360.0170.05319.16
5.4.350.0230.07019.09
5.4.340.0300.07319.13
5.4.320.0270.04319.16
5.4.310.0270.03319.09
5.4.300.0270.03318.91
5.4.290.0230.05019.16
5.4.280.0370.06018.78
5.4.270.0300.06718.80
5.4.260.0270.07019.08
5.4.250.0300.06719.15
5.4.240.0230.03719.07
5.4.230.0230.03318.87
5.4.220.0200.08018.78
5.4.210.0200.07718.80
5.4.200.0270.04319.25
5.4.190.0300.07319.05
5.4.180.0230.04719.03
5.4.170.0330.07019.07
5.4.160.0230.08018.86
5.4.150.0270.03718.80
5.4.140.0270.06316.31
5.4.130.0270.04016.27
5.4.120.0230.07316.31
5.4.110.0230.07716.11
5.4.100.0230.06316.34
5.4.90.0170.04316.23
5.4.80.0270.04316.37
5.4.70.0270.03316.29
5.4.60.0370.06016.47
5.4.50.0300.04016.16
5.4.40.0330.04716.24
5.4.30.0300.04016.40
5.4.20.0330.06016.41
5.4.10.0300.03716.52
5.4.00.0270.06715.80
5.3.290.0300.07014.52
5.3.280.0270.06314.51
5.3.270.0300.07014.53
5.3.260.0270.06014.48
5.3.250.0270.07314.55
5.3.240.0400.05314.68
5.3.230.0300.04014.50
5.3.220.0230.08014.49
5.3.210.0270.05014.65
5.3.200.0230.04314.48
5.3.190.0200.07714.51
5.3.180.0230.07014.50
5.3.170.0200.07314.42
5.3.160.0270.04314.59
5.3.150.0300.06714.60
5.3.140.0230.07714.50
5.3.130.0330.03714.38
5.3.120.0270.07014.52
5.3.110.0230.07014.46
5.3.100.0330.04013.98
5.3.90.0370.03314.06
5.3.80.0230.05313.84
5.3.70.0330.07013.99
5.3.60.0200.04713.79
5.3.50.0230.05013.79
5.3.40.0330.03313.74
5.3.30.0330.06013.73
5.3.20.0300.06713.46
5.3.10.0330.06013.50
5.3.00.0230.03713.47
5.2.170.0200.05013.45
5.2.160.0170.03313.45
5.2.150.0200.03013.45
5.2.140.0200.03713.45
5.2.130.0270.04713.45
5.2.120.0200.03713.45
5.2.110.0270.05313.45
5.2.100.0170.03013.45
5.2.90.0230.05713.45
5.2.80.0230.05013.45
5.2.70.0200.04013.45
5.2.60.0430.03013.45
5.2.50.0270.04313.45
5.2.40.0170.05713.45
5.2.30.0230.03713.45
5.2.20.0100.03713.45
5.2.10.0200.05313.45
5.2.00.0200.05713.45
5.1.60.0230.04713.11
5.1.50.0200.05313.11
5.1.40.0170.04713.11
5.1.30.0230.05313.11
5.1.20.0300.02713.11
5.1.10.0170.05013.11
5.1.00.0200.05013.11
5.0.50.0130.04013.11
5.0.40.0170.03013.11
5.0.30.0100.04313.11
5.0.20.0100.02313.11
5.0.10.0230.01713.11
5.0.00.0070.06313.11
4.4.90.0130.02313.45
4.4.80.0170.02313.45
4.4.70.0130.01013.45
4.4.60.0130.03313.45
4.4.50.0130.03313.45
4.4.40.0130.05013.11
4.4.30.0130.03013.11
4.4.20.0100.03713.11
4.4.10.0100.03313.11
4.4.00.0130.04713.11
4.3.110.0170.02713.11
4.3.100.0130.02713.11
4.3.90.0070.02013.11
4.3.80.0070.05313.11
4.3.70.0070.03013.11
4.3.60.0100.02713.11
4.3.50.0170.03013.11
4.3.40.0130.04713.11
4.3.30.0030.03013.11
4.3.20.0100.03313.11
4.3.10.0030.02313.11
4.3.00.0030.03713.11

preferences:
45.57 ms | 400 KiB | 5 Q