3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array(1 => 'test'); unset($test[2]);

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)
8.3.60.0040.01118.43
8.3.50.0070.01018.18
8.3.40.0040.01118.53
8.3.30.0140.00718.92
8.3.20.0030.00620.16
8.3.10.0080.00023.49
8.3.00.0000.00820.95
8.2.180.0040.01818.07
8.2.170.0110.00722.96
8.2.160.0030.01022.16
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0020.00519.95
8.2.110.0060.00319.27
8.2.100.0040.00917.72
8.2.90.0040.00417.75
8.2.80.0000.00818.79
8.2.70.0040.00417.80
8.2.60.0000.00818.16
8.2.50.0040.00418.10
8.2.40.0040.00719.32
8.2.30.0030.00519.15
8.2.20.0040.00417.67
8.2.10.0040.00417.86
8.2.00.0040.00417.61
8.1.280.0140.00325.92
8.1.270.0030.00518.92
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0060.00317.66
8.1.230.0070.00420.87
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0100.00017.11
8.1.190.0000.00917.13
8.1.180.0060.00318.90
8.1.170.0080.00318.44
8.1.160.0000.00919.00
8.1.150.0040.00418.81
8.1.140.0040.00417.38
8.1.130.0000.00817.86
8.1.120.0000.00717.25
8.1.110.0000.00717.40
8.1.100.0040.00317.35
8.1.90.0000.00717.39
8.1.80.0040.00417.29
8.1.70.0070.00017.31
8.1.60.0050.00517.42
8.1.50.0040.00417.45
8.1.40.0000.00717.46
8.1.30.0000.00917.60
8.1.20.0080.00017.59
8.1.10.0000.00817.38
8.1.00.0040.00417.32
8.0.300.0030.00618.77
8.0.290.0000.00816.63
8.0.280.0070.00018.38
8.0.270.0070.00017.22
8.0.260.0000.00617.19
8.0.250.0000.00716.81
8.0.240.0070.00016.91
8.0.230.0070.00016.79
8.0.220.0000.00716.88
8.0.210.0030.00316.84
8.0.200.0040.00416.90
8.0.190.0040.00316.85
8.0.180.0040.00416.86
8.0.170.0040.00416.89
8.0.160.0070.00016.80
8.0.150.0070.00016.64
8.0.140.0000.00716.66
8.0.130.0030.00313.31
8.0.120.0000.00916.84
8.0.110.0000.00716.79
8.0.100.0090.00016.73
8.0.90.0000.00716.65
8.0.80.0040.01116.81
8.0.70.0040.00416.61
8.0.60.0050.00216.78
8.0.50.0070.00016.64
8.0.30.0120.01317.01
8.0.20.0120.01117.40
8.0.10.0050.00216.93
8.0.00.0110.00716.75
7.4.330.0050.00015.03
7.4.320.0030.00316.63
7.4.300.0030.00316.59
7.4.290.0030.00516.57
7.4.280.0030.00516.60
7.4.270.0000.00616.57
7.4.260.0030.00716.48
7.4.250.0040.00416.59
7.4.240.0050.00216.48
7.4.230.0000.00716.39
7.4.220.0150.00616.54
7.4.210.0100.01016.63
7.4.200.0000.00716.68
7.4.160.0110.00616.43
7.4.150.0100.01617.40
7.4.140.0100.01317.86
7.4.130.0080.00916.54
7.4.120.0140.00616.47
7.4.110.0130.01016.49
7.4.100.0090.00916.57
7.4.90.0100.00716.39
7.4.80.0090.01219.39
7.4.70.0040.01716.38
7.4.60.0090.00616.39
7.4.50.0000.00816.13
7.4.40.0070.01016.45
7.4.30.0120.00916.47
7.4.00.0060.00915.05
7.3.330.0030.00313.11
7.3.320.0060.00013.12
7.3.310.0040.00416.14
7.3.300.0040.00416.18
7.3.290.0100.00716.18
7.3.280.0110.00716.15
7.3.270.0200.00617.40
7.3.260.0080.01116.35
7.3.250.0140.00416.48
7.3.240.0080.00816.41
7.3.230.0090.00816.39
7.3.210.0120.00616.08
7.3.200.0120.00619.39
7.3.190.0100.00716.23
7.3.180.0110.00516.10
7.3.170.0120.00916.27
7.3.160.0070.01016.20
7.2.330.0070.01116.64
7.2.320.0100.03216.58
7.2.310.0140.00416.63
7.2.300.0100.00716.38
7.2.290.0130.00316.52
7.2.00.0110.01819.19
7.1.100.0080.00317.82
7.1.70.0090.00017.19
7.1.60.0140.01019.22
7.1.50.0030.00716.98
7.1.00.0030.07722.43
7.0.200.0060.00316.68
7.0.140.0100.02722.15
7.0.110.0000.05321.70
7.0.100.0070.07721.86
7.0.90.0100.08021.68
7.0.80.0000.05021.62
7.0.70.0130.04721.68
7.0.60.0000.08021.75
7.0.50.0130.07022.15
7.0.40.0130.07320.00
7.0.30.0030.08720.14
7.0.20.0100.07720.19
7.0.10.0000.07720.16
7.0.00.0130.07020.09
5.6.260.0070.07320.62
5.6.250.0070.07320.54
5.6.240.0070.07720.50
5.6.230.0070.07320.63
5.6.220.0070.07720.59
5.6.210.0030.07720.60
5.6.200.0070.07720.89
5.6.190.0070.08021.06
5.6.180.0000.08321.05
5.6.170.0070.07321.20
5.6.160.0000.08020.88
5.6.150.0000.05021.13
5.6.140.0070.05321.05
5.6.130.0070.06720.92
5.6.120.0100.04721.01
5.6.110.0070.04720.96
5.6.100.0100.04321.19
5.6.90.0070.07021.02
5.6.80.0030.07720.45
5.6.70.0000.05720.41
5.6.60.0000.04020.24
5.6.50.0030.05720.61
5.6.40.0030.05020.39
5.6.30.0070.07020.31
5.6.20.0070.08320.43
5.6.10.0000.08020.22
5.6.00.0070.07720.43
5.5.380.0070.06720.19
5.5.370.0100.05020.19
5.5.360.0100.07720.22
5.5.350.0030.08020.41
5.5.340.0030.08320.72
5.5.330.0100.07720.79
5.5.320.0030.04720.93
5.5.310.0000.07720.89
5.5.300.0170.06320.73
5.5.290.0170.07020.84
5.5.280.0030.08320.68
5.5.270.0030.05720.71
5.5.260.0030.07020.88
5.5.250.0070.04720.57
5.5.240.0030.07720.16
5.5.230.0000.04020.34
5.5.220.0000.07720.18
5.5.210.0030.07720.34
5.5.200.0030.04020.31
5.5.190.0070.07720.20
5.5.180.0000.05720.18
5.5.160.0100.07020.26
5.5.150.0000.08020.18
5.5.140.0100.07719.98
5.5.130.0130.07320.16
5.5.120.0030.07720.07
5.5.110.0030.08020.25
5.5.100.0000.08020.00
5.5.90.0130.06019.96
5.5.80.0030.07720.10
5.5.70.0000.08020.01
5.5.60.0070.07320.20
5.5.50.0000.08020.07
5.5.40.0070.07719.92
5.5.30.0000.04720.06
5.5.20.0100.04319.91
5.5.10.0100.07019.95
5.5.00.0030.08019.98
5.4.450.0030.08019.60
5.4.440.0070.08019.25
5.4.430.0000.07719.50
5.4.420.0070.07019.29
5.4.410.0070.06319.46
5.4.400.0030.06719.02
5.4.390.0000.08019.08
5.4.380.0100.06319.04
5.4.370.0070.07019.13
5.4.360.0030.05319.12
5.4.350.0030.04319.27
5.4.340.0070.05319.16
5.4.320.0030.08019.01
5.4.310.0070.04719.10
5.4.300.0070.07019.04
5.4.290.0030.07719.09
5.4.280.0000.07718.98
5.4.270.0000.04318.95
5.4.260.0070.03719.07
5.4.250.0100.07019.00
5.4.240.0030.07319.27
5.4.230.0030.07718.93
5.4.220.0100.06719.24
5.4.210.0030.07318.92
5.4.200.0000.04719.06
5.4.190.0130.06718.99
5.4.180.0030.07319.10
5.4.170.0100.07318.99
5.4.160.0070.07319.07
5.4.150.0070.04719.00
5.4.140.0100.08016.29
5.4.130.0070.04016.21
5.4.120.0030.07316.41
5.4.110.0070.07316.48
5.4.100.0030.07316.36
5.4.90.0030.07716.19
5.4.80.0070.07316.50
5.4.70.0070.06016.34
5.4.60.0000.06016.26
5.4.50.0030.04716.37
5.4.40.0030.04316.39
5.4.30.0030.03316.47
5.4.20.0100.07016.32
5.4.10.0070.06016.48
5.4.00.0070.06715.86
5.3.290.0030.07314.66
5.3.280.0070.07314.50
5.3.270.0070.07714.55
5.3.260.0030.05014.53
5.3.250.0070.07714.45
5.3.240.0070.07014.63
5.3.230.0000.08014.65
5.3.220.0000.07314.64
5.3.210.0030.07714.62
5.3.200.0000.08014.43
5.3.190.0100.07314.39
5.3.180.0100.07314.48
5.3.170.0130.07014.63
5.3.160.0030.07014.38
5.3.150.0000.08014.49
5.3.140.0030.03714.41
5.3.130.0070.07014.61
5.3.120.0000.08014.61
5.3.110.0000.06314.42
5.3.100.0070.04014.05
5.3.90.0070.07013.80
5.3.80.0100.06714.08
5.3.70.0000.06713.84
5.3.60.0070.06013.92
5.3.50.0000.06313.81
5.3.40.0070.04014.00
5.3.30.0030.09313.76
5.3.20.0000.03713.76
5.3.10.0000.04713.43
5.3.00.0000.04013.43
5.2.170.0030.06011.09
5.2.160.0000.06711.14
5.2.150.0070.05711.29
5.2.140.0000.03011.13
5.2.130.0000.06310.99
5.2.120.0000.06010.88
5.2.110.0030.05311.25
5.2.100.0000.05011.04
5.2.90.0000.06011.04
5.2.80.0000.05311.10
5.2.70.0070.06011.03
5.2.60.0070.06011.10
5.2.50.0030.05711.01
5.2.40.0000.04010.92
5.2.30.0030.06010.98
5.2.20.0070.05710.90
5.2.10.0070.05310.77
5.2.00.0070.05710.65
5.1.60.0030.0509.91
5.1.50.0030.0509.97
5.1.40.0000.05310.21
5.1.30.0000.05710.46
5.1.20.0030.05310.36
5.1.10.0000.0339.88
5.1.00.0030.05310.13
5.0.50.0070.0438.51
5.0.40.0000.0408.37
5.0.30.0030.0608.28
5.0.20.0030.0408.36
5.0.10.0000.0408.28
5.0.00.0070.0638.28
4.4.90.0030.0278.28
4.4.80.0000.0238.28
4.4.70.0070.0308.28
4.4.60.0000.0378.28
4.4.50.0000.0378.28
4.4.40.0000.0538.28
4.4.30.0000.0378.28
4.4.20.0000.0278.28
4.4.10.0000.0378.28
4.4.00.0000.0538.28
4.3.110.0000.0378.28
4.3.100.0000.0338.28
4.3.90.0000.0238.28
4.3.80.0070.0478.28
4.3.70.0070.0308.28
4.3.60.0030.0308.28
4.3.50.0030.0378.28
4.3.40.0030.0538.28
4.3.30.0000.0378.28
4.3.20.0030.0378.28
4.3.10.0000.0378.28
4.3.00.0030.0278.28

preferences:
65.32 ms | 400 KiB | 5 Q