3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); if (isset($a)) echo "bouh";

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)
8.3.40.0120.00918.59
8.3.30.0100.01020.13
8.3.20.0080.00020.18
8.3.10.0030.00621.92
8.3.00.0070.00022.32
8.2.170.0060.01222.96
8.2.160.0130.00322.31
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.80
8.2.110.0070.00322.30
8.2.100.0110.00017.84
8.2.90.0000.00819.10
8.2.80.0050.00219.31
8.2.70.0050.00317.47
8.2.60.0000.00718.00
8.2.50.0000.00918.07
8.2.40.0050.00318.14
8.2.30.0050.00319.30
8.2.20.0040.00417.56
8.2.10.0050.00217.67
8.2.00.0040.00417.71
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0050.00322.07
8.1.230.0090.00319.10
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.22
8.1.190.0000.00817.43
8.1.180.0000.00818.88
8.1.170.0080.00018.47
8.1.160.0040.00418.77
8.1.150.0070.00018.63
8.1.140.0070.00017.38
8.1.130.0030.00317.76
8.1.120.0040.00417.39
8.1.110.0080.00017.36
8.1.100.0000.00817.35
8.1.90.0000.00817.42
8.1.80.0030.00317.35
8.1.70.0030.00317.36
8.1.60.0090.00017.55
8.1.50.0000.00717.49
8.1.40.0050.00317.32
8.1.30.0040.00417.49
8.1.20.0040.00417.57
8.1.10.0000.00717.43
8.1.00.0060.00617.44
8.0.300.0000.00718.77
8.0.290.0000.00717.18
8.0.280.0070.00018.43
8.0.270.0030.00317.17
8.0.260.0080.00016.80
8.0.250.0030.00316.79
8.0.240.0040.00416.83
8.0.230.0000.00716.90
8.0.220.0030.00316.82
8.0.210.0070.00016.82
8.0.200.0030.00316.77
8.0.190.0000.00716.83
8.0.180.0030.00316.87
8.0.170.0040.00416.91
8.0.160.0030.00316.74
8.0.150.0030.00716.65
8.0.140.0030.00416.74
8.0.130.0050.00013.22
8.0.120.0030.00716.78
8.0.110.0000.00716.76
8.0.100.0000.00716.70
8.0.90.0040.00416.71
8.0.80.0070.01116.80
8.0.70.0000.00716.67
8.0.60.0040.00416.64
8.0.50.0050.00216.67
8.0.30.0100.01317.28
8.0.20.0100.00817.40
8.0.10.0040.00416.84
8.0.00.0090.01016.63
7.4.330.0000.00515.00
7.4.320.0060.00016.45
7.4.300.0030.00316.50
7.4.290.0070.00016.54
7.4.280.0000.00716.37
7.4.270.0070.00016.51
7.4.260.0050.00013.20
7.4.250.0030.00316.43
7.4.240.0050.00316.43
7.4.230.0000.00716.17
7.4.220.0070.01116.46
7.4.210.0060.01016.50
7.4.200.0000.00816.57
7.4.190.0070.00016.50
7.4.160.0090.00916.42
7.4.150.0060.01217.40
7.4.140.0060.01317.86
7.4.130.0070.01016.48
7.4.120.0080.00916.32
7.4.110.0080.01616.38
7.4.100.0110.01116.51
7.4.90.0000.01716.31
7.4.80.0090.01519.39
7.4.70.0080.00816.29
7.4.60.0090.00616.54
7.4.50.0000.00816.56
7.4.40.0070.00622.77
7.4.30.0080.00816.16
7.4.00.0030.01315.01
7.3.330.0030.00312.96
7.3.320.0000.00513.05
7.3.310.0020.00516.27
7.3.300.0030.00316.14
7.3.290.0100.01016.16
7.3.280.0090.01216.10
7.3.270.0090.00617.40
7.3.260.0000.02016.23
7.3.250.0080.01216.30
7.3.240.0110.00616.52
7.3.230.0070.01016.39
7.3.210.0080.00816.42
7.3.200.0100.00719.39
7.3.190.0100.00716.14
7.3.180.0110.00716.11
7.3.170.0090.00816.27
7.3.160.0030.01316.37
7.3.120.0090.00614.70
7.3.10.0000.01416.43
7.3.00.0100.00316.57
7.2.330.0120.01016.56
7.2.320.0090.00916.36
7.2.310.0000.02216.55
7.2.300.0090.00716.59
7.2.290.0140.00316.15
7.2.130.0030.00916.98
7.2.120.0060.00616.71
7.2.110.0070.00316.89
7.2.100.0100.00016.86
7.2.90.0070.00716.55
7.2.80.0070.00316.61
7.2.70.0040.01116.67
7.2.60.0030.00716.83
7.2.50.0030.00816.93
7.2.40.0030.00716.67
7.2.30.0040.01116.55
7.2.20.0030.00916.71
7.2.10.0030.00716.98
7.2.00.0060.00617.88
7.1.250.0000.01115.65
7.1.100.0050.00517.91
7.1.70.0000.01916.83
7.1.60.0030.00916.86
7.1.50.0040.01816.82
7.1.00.0070.05722.40
7.0.200.0050.00516.82
7.0.140.0000.07722.01
7.0.70.5130.03719.90
7.0.60.0070.08021.74
7.0.50.0000.08322.18
7.0.40.0100.07720.18
7.0.30.0130.07319.94
7.0.20.0070.07320.01
7.0.10.0100.06320.05
7.0.00.0000.05720.02
5.6.280.0130.06321.03
5.6.210.0070.08020.49
5.6.200.0030.07720.98
5.6.190.0070.08721.13
5.6.180.0070.05320.98
5.6.170.0100.05021.10
5.6.160.0070.08021.14
5.6.150.0030.07321.01
5.6.140.0030.07321.01
5.6.130.0000.09021.03
5.6.120.0000.08721.00
5.6.110.0070.07020.88
5.6.100.0070.04321.10
5.6.90.0070.08020.95
5.6.80.0070.07720.52
5.6.70.0030.05320.34
5.6.60.0030.07720.35
5.6.50.0070.04720.38
5.6.40.0030.04720.37
5.6.30.0030.07020.48
5.6.20.0000.10020.49
5.6.10.0030.09320.33
5.6.00.0100.07720.47
5.5.350.0130.07320.45
5.5.340.0130.07320.89
5.5.330.0030.08320.88
5.5.320.0100.07320.68
5.5.310.0030.08020.86
5.5.300.0070.04720.68
5.5.290.0070.07320.74
5.5.280.0070.08020.76
5.5.270.0070.08020.67
5.5.260.0130.07720.86
5.5.250.0130.07320.48
5.5.240.0100.06720.14
5.5.230.0030.05020.24
5.5.220.0070.03720.24
5.5.210.0070.07020.02
5.5.200.0030.05020.07
5.5.190.0030.07020.11
5.5.180.0030.03720.12
5.5.160.0070.08020.11
5.5.150.0030.07720.07
5.5.140.0030.07720.18
5.5.130.0070.05320.14
5.5.120.0000.08320.07
5.5.110.0100.07720.29
5.5.100.0070.07020.11
5.5.90.0030.07720.12
5.5.80.0130.07020.07
5.5.70.0030.04020.04
5.5.60.0070.07020.15
5.5.50.0070.07319.87
5.5.40.0100.07320.18
5.5.30.0000.08020.00
5.5.20.0030.07719.99
5.5.10.0100.07020.13
5.5.00.0070.06720.06
5.4.450.0070.08319.25
5.4.440.0030.08019.52
5.4.430.0070.08019.22
5.4.420.0030.07719.32
5.4.410.0000.07719.21
5.4.400.0030.06719.17
5.4.390.0100.04018.97
5.4.380.0000.07718.90
5.4.370.0070.03318.91
5.4.360.0030.08318.97
5.4.350.0030.07019.10
5.4.340.0070.05019.05
5.4.320.0070.07719.01
5.4.310.0030.07319.17
5.4.300.0000.07719.18
5.4.290.0030.07718.86
5.4.280.0130.07018.95
5.4.270.0000.07718.98
5.4.260.0100.06319.05
5.4.250.0030.07718.92
5.4.240.0100.06718.92
5.4.230.0030.07319.16
5.4.220.0030.08019.00
5.4.210.0070.07018.98
5.4.200.0070.07018.98
5.4.190.0000.08019.04
5.4.180.0070.07319.06
5.4.170.0100.07319.09
5.4.160.0070.06018.93
5.4.150.0030.06719.14
5.4.140.0030.07016.12
5.4.130.0070.06716.40
5.4.120.0000.07716.25
5.4.110.0000.07016.40
5.4.100.0100.06316.40
5.4.90.0030.07016.40
5.4.80.0070.05316.20
5.4.70.0070.05716.46
5.4.60.0070.05716.16
5.4.50.0070.07016.38
5.4.40.0070.07016.28
5.4.30.0070.07016.29
5.4.20.0030.06716.45
5.4.10.0000.07716.19
5.4.00.0070.05015.80
5.3.290.0030.07014.56
5.3.280.0000.07314.52
5.3.270.0030.07714.44
5.3.260.0000.07314.51
5.3.250.0030.07714.55
5.3.240.0070.06714.57
5.3.230.0030.06314.42
5.3.220.0100.06714.54
5.3.210.0070.07314.52
5.3.200.0070.06014.39
5.3.190.0000.08014.48
5.3.180.0070.05014.38
5.3.170.0070.06714.53
5.3.160.0070.07014.50
5.3.150.0070.07014.48
5.3.140.0170.06014.48
5.3.130.0000.08314.49
5.3.120.0000.07714.35
5.3.110.0000.07014.48
5.3.100.0070.06313.96
5.3.90.0030.07013.87
5.3.80.0030.07313.86
5.3.70.0030.06713.96
5.3.60.0070.06713.96
5.3.50.0030.05713.70
5.3.40.0070.06713.92
5.3.30.0030.06313.85
5.3.20.0070.06313.62
5.3.10.0030.05313.41
5.3.00.0030.07313.57
5.2.170.0030.05311.10
5.2.160.0000.05711.14
5.2.150.0070.05311.15
5.2.140.0000.05711.05
5.2.130.0000.04010.92
5.2.120.0070.06011.10
5.2.110.0030.05710.88
5.2.100.0000.06011.01
5.2.90.0030.06010.93
5.2.80.0000.06311.06
5.2.70.0030.06711.07
5.2.60.0100.05310.88
5.2.50.0000.06310.79
5.2.40.0030.05010.98
5.2.30.0000.06310.89
5.2.20.0000.06310.79
5.2.10.0030.06010.71
5.2.00.0070.06010.72
5.1.60.0070.05010.01
5.1.50.0030.05310.02
5.1.40.0100.04010.00
5.1.30.0070.05010.34
5.1.20.0000.04710.38
5.1.10.0000.05710.07
5.1.00.0100.04310.12
5.0.50.0000.0379.05
5.0.40.0030.0439.05
5.0.30.0000.0679.05
5.0.20.0030.0439.05
5.0.10.0070.0379.05
5.0.00.0000.0609.05
4.4.90.0030.0339.05
4.4.80.0000.0339.05
4.4.70.0030.0339.05
4.4.60.0030.0279.05
4.4.50.0070.0339.05
4.4.40.0030.0509.05
4.4.30.0000.0379.05
4.4.20.0000.0339.05
4.4.10.0030.0339.05
4.4.00.0030.0539.05
4.3.110.0030.0239.05
4.3.100.0000.0379.05
4.3.90.0000.0309.05
4.3.80.0000.0539.05
4.3.70.0000.0339.05
4.3.60.0000.0279.05
4.3.50.0000.0309.05
4.3.40.0030.0439.05
4.3.30.0030.0379.05
4.3.20.0000.0339.05
4.3.10.0030.0379.05
4.3.00.0000.0379.05

preferences:
38.02 ms | 400 KiB | 5 Q