3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = "abc"; unset($x[0][0]);

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)
8.3.60.0070.00716.75
8.3.50.0170.00521.90
8.3.40.0140.00718.76
8.3.30.0140.00019.06
8.3.20.0060.00920.02
8.3.10.0100.00023.66
8.3.00.0100.00619.38
8.2.180.0040.01118.26
8.2.170.0070.00722.96
8.2.160.0030.01020.33
8.2.150.0150.00024.18
8.2.140.0130.00724.66
8.2.130.0000.00826.16
8.2.120.0110.00421.98
8.2.110.0050.00522.21
8.2.100.0060.00619.44
8.2.90.0040.00419.09
8.2.80.0050.00317.97
8.2.70.0060.00317.63
8.2.60.0080.00017.99
8.2.50.0110.00018.07
8.2.40.0060.00319.88
8.2.30.0050.00218.23
8.2.20.0030.00517.73
8.2.10.0070.00018.06
8.2.00.0060.00317.66
8.1.280.0110.00325.92
8.1.270.0050.00323.84
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0030.00623.70
8.1.230.0070.00419.17
8.1.220.0000.00917.78
8.1.210.0050.00318.77
8.1.200.0060.00317.13
8.1.190.0040.00417.23
8.1.180.0030.00719.01
8.1.170.0000.00818.42
8.1.160.0040.00421.93
8.1.150.0040.00418.56
8.1.140.0040.00417.40
8.1.130.0000.00717.86
8.1.120.0030.00317.33
8.1.110.0030.00517.26
8.1.100.0050.00317.26
8.1.90.0030.00517.28
8.1.80.0040.00417.42
8.1.70.0000.00717.25
8.1.60.0030.00517.51
8.1.50.0080.00017.49
8.1.40.0000.00717.45
8.1.30.0000.00817.69
8.1.20.0040.00417.63
8.1.10.0000.00817.46
8.1.00.0000.00717.39
8.0.300.0040.00419.00
8.0.290.0000.00817.18
8.0.280.0070.00018.35
8.0.270.0030.00317.23
8.0.260.0030.00317.10
8.0.250.0000.00916.83
8.0.240.0000.00616.84
8.0.230.0000.00816.96
8.0.220.0070.00016.75
8.0.210.0030.00316.84
8.0.200.0030.00316.94
8.0.190.0040.00416.91
8.0.180.0000.00716.79
8.0.170.0070.00016.92
8.0.160.0000.00716.86
8.0.150.0040.00416.86
8.0.140.0000.00716.82
8.0.130.0050.00313.31
8.0.120.0000.00816.88
8.0.110.0070.00016.84
8.0.100.0000.00716.74
8.0.90.0080.00016.79
8.0.80.0120.00316.84
8.0.70.0040.00416.91
8.0.60.0000.00716.77
8.0.50.0090.00016.88
8.0.30.0120.00917.09
8.0.20.0120.00717.40
8.0.10.0000.00716.95
8.0.00.0150.00416.72
7.4.330.0020.00215.00
7.4.320.0000.00716.37
7.4.300.0060.00016.59
7.4.290.0040.00416.50
7.4.280.0030.00316.49
7.4.270.0070.00016.50
7.4.260.0000.00716.57
7.4.250.0000.00816.44
7.4.240.0030.00516.49
7.4.230.0030.00316.33
7.4.220.0080.01216.70
7.4.210.0080.00916.51
7.4.200.0030.00316.61
7.4.190.0030.00316.39
7.4.160.0030.01216.70
7.4.150.0140.00917.40
7.4.140.0110.00917.86
7.4.130.0090.00616.46
7.4.120.0070.00916.58
7.4.110.0070.01016.73
7.4.100.0100.00916.61
7.4.90.0110.00516.48
7.4.80.0060.01319.39
7.4.70.0070.01116.50
7.4.60.0160.00316.59
7.4.50.0030.00316.22
7.4.40.0060.01616.43
7.4.30.0000.01516.41
7.4.00.0060.00915.03
7.3.330.0060.00013.21
7.3.320.0020.00213.25
7.3.310.0090.00016.29
7.3.300.0070.00016.36
7.3.290.0070.00716.23
7.3.280.0110.00716.32
7.3.270.0090.01217.40
7.3.260.0060.01116.29
7.3.250.0100.01016.50
7.3.240.0100.00616.53
7.3.230.0080.00816.39
7.3.210.0130.00416.20
7.3.200.0090.01419.39
7.3.190.0070.01516.28
7.3.180.0060.01016.33
7.3.170.0060.00916.44
7.3.160.0110.00416.29
7.3.120.0000.01415.07
7.2.330.0090.00916.63
7.2.320.0070.01316.35
7.2.310.0180.00616.49
7.2.300.0040.01816.64
7.2.290.0160.00816.70
7.2.60.0030.01216.69
7.2.00.0000.01419.48
7.1.200.0040.00815.43
7.1.100.0000.01118.05
7.1.70.0040.00716.80
7.1.60.0060.01919.46
7.1.50.0160.00616.73
7.1.00.0070.07322.54
7.0.200.0000.00716.55
7.0.140.0070.07022.18
7.0.70.0030.08021.65
7.0.60.0030.06721.68
7.0.50.0070.07721.96
7.0.40.0070.04320.12
7.0.30.0030.04020.13
7.0.20.0030.08020.17
7.0.10.0000.08020.13
7.0.00.0000.04320.16
5.6.220.0070.05320.59
5.6.210.0000.08020.57
5.6.200.0100.04320.94
5.6.190.0070.07021.11
5.6.180.0030.04021.02
5.6.170.0000.08321.16
5.6.160.0000.06320.91
5.6.150.0070.07721.12
5.6.140.0030.08321.01
5.6.130.0030.05021.05
5.6.120.0000.08021.03
5.6.110.0100.08021.06
5.6.100.0000.08720.89
5.6.90.0030.08720.98
5.6.80.0070.07320.49
5.6.70.0070.07320.43
5.6.60.0030.07720.41
5.6.50.0000.08720.38
5.6.40.0070.05320.35
5.6.30.0070.08020.44
5.6.20.0000.06320.52
5.6.10.0000.05720.42
5.6.00.0070.07020.34
5.5.360.0070.07720.32
5.5.350.0070.04720.45
5.5.340.0030.07020.88
5.5.330.0130.07720.89
5.5.320.0030.04020.81
5.5.310.0030.08320.86
5.5.300.0100.08020.75
5.5.290.0070.04020.89
5.5.280.0070.05320.74
5.5.270.0070.08720.68
5.5.260.0100.06720.88
5.5.250.0030.08720.55
5.5.240.0070.07320.29
5.5.230.0000.07320.29
5.5.220.0000.05720.18
5.5.210.0070.07720.21
5.5.200.0070.07020.10
5.5.190.0000.05720.21
5.5.180.0030.05320.18
5.5.160.0100.06020.21
5.5.150.0070.05020.15
5.5.140.0070.05320.21
5.5.130.0000.07020.20
5.5.120.0030.08320.09
5.5.110.0000.08320.13
5.5.100.0030.06319.97
5.5.90.0100.07320.05
5.5.80.0070.06320.12
5.5.70.0030.07720.04
5.5.60.0070.06020.12
5.5.50.0100.07320.02
5.5.40.0030.06719.91
5.5.30.0070.08020.11
5.5.20.0070.06720.12
5.5.10.0100.07320.04
5.5.00.0070.07020.02
5.4.450.0000.04319.11
5.4.440.0070.05719.23
5.4.430.0070.07319.43
5.4.420.0030.07019.30
5.4.410.0030.05719.29
5.4.400.0100.07319.05
5.4.390.0100.07719.09
5.4.380.0000.08319.03
5.4.370.0030.08019.12
5.4.360.0030.08019.07
5.4.350.0000.08019.07
5.4.340.0030.05719.02
5.4.320.0030.04319.02
5.4.310.0000.08019.04
5.4.300.0100.07018.96
5.4.290.0030.04719.02
5.4.280.0030.05718.98
5.4.270.0030.07319.00
5.4.260.0130.06018.80
5.4.250.0000.07318.83
5.4.240.0030.07718.78
5.4.230.0000.05318.75
5.4.220.0000.06319.02
5.4.210.0030.07319.11
5.4.200.0030.07718.93
5.4.190.0130.07018.89
5.4.180.0070.07718.91
5.4.170.0030.08019.22
5.4.160.0100.05018.88
5.4.150.0070.03718.88
5.4.140.0070.07716.38
5.4.130.0070.04716.26
5.4.120.0030.03716.11
5.4.110.0000.07716.34
5.4.100.0030.04016.23
5.4.90.0030.07316.18
5.4.80.0070.07016.25
5.4.70.0030.07716.43
5.4.60.0130.06716.28
5.4.50.0100.07016.33
5.4.40.0030.04016.33
5.4.30.0070.06716.23
5.4.20.0000.04716.18
5.4.10.0070.07016.32
5.4.00.0000.07715.72
5.3.290.0030.08014.48
5.3.280.0000.08014.59
5.3.270.0000.07014.45
5.3.260.0100.04314.46
5.3.250.0070.06714.46
5.3.240.0030.05314.53
5.3.230.0070.07714.45
5.3.220.0030.05014.52
5.3.210.0070.04014.40
5.3.200.0100.06014.38
5.3.190.0030.05314.55
5.3.180.0070.07714.55
5.3.170.0070.07314.57
5.3.160.0000.07314.51
5.3.150.0070.04314.51
5.3.140.0070.06714.41
5.3.130.0000.07714.55
5.3.120.0030.06714.53
5.3.110.0070.07014.49
5.3.100.0000.07714.00
5.3.90.0000.07714.00
5.3.80.0030.05713.87
5.3.70.0000.06013.87
5.3.60.0000.04713.96
5.3.50.0070.06713.71
5.3.40.0030.07713.93
5.3.30.0070.08013.89
5.3.20.0100.06713.59
5.3.10.0100.05313.61
5.3.00.0030.07013.54
5.2.170.0000.05312.18
5.2.160.0030.06012.18
5.2.150.0030.06712.18
5.2.140.0100.06012.18
5.2.130.0030.06312.18
5.2.120.0030.06012.18
5.2.110.0000.05712.18
5.2.100.0000.06012.18
5.2.90.0030.05712.18
5.2.80.0030.04312.18
5.2.70.0000.06012.18
5.2.60.0030.06012.18
5.2.50.0030.04712.18
5.2.40.0000.03012.18
5.2.30.0030.05312.18
5.2.20.0070.05712.18
5.2.10.0070.05312.18
5.2.00.0030.05712.18
5.1.60.0030.05312.18
5.1.50.0100.04712.18
5.1.40.0030.05312.18
5.1.30.0000.05712.18
5.1.20.0000.05312.18
5.1.10.0000.06012.18
5.1.00.0000.05712.18
5.0.50.0070.04012.18
5.0.40.0000.03712.18
5.0.30.0030.06012.18
5.0.20.0070.03312.18
5.0.10.0000.03312.18
5.0.00.0000.06312.18
4.4.90.0000.04012.18
4.4.80.0000.03312.18
4.4.70.0000.03712.18
4.4.60.0000.03312.18
4.4.50.0030.03712.18
4.4.40.0000.04712.18
4.4.30.0030.03012.18
4.4.20.0000.03712.18
4.4.10.0030.03012.18
4.4.00.0000.05712.18
4.3.110.0000.04012.18
4.3.100.0030.03312.18
4.3.90.0000.03312.18
4.3.80.0030.05312.18
4.3.70.0030.03312.18
4.3.60.0000.02712.18
4.3.50.0000.03712.18
4.3.40.0030.04712.18
4.3.30.0030.03312.18
4.3.20.0000.05012.18
4.3.10.0000.03712.18
4.3.00.0000.02712.18

preferences:
43.19 ms | 401 KiB | 5 Q