3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a='d'; $b='a'; $c='b'; $d='a'; echo "$a $$a $$$a $$$a $$$$a $$$$$a";

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)
8.3.60.0100.01018.10
8.3.50.0120.00921.14
8.3.40.0040.01118.67
8.3.30.0040.01120.21
8.3.20.0110.00420.19
8.3.10.0030.00621.05
8.3.00.0020.00522.54
8.2.180.0100.00716.63
8.2.170.0040.01122.96
8.2.160.0130.00322.30
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0110.00426.16
8.2.120.0020.00520.75
8.2.110.0030.00618.98
8.2.100.0000.01117.78
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0000.00817.50
8.2.60.0110.00417.55
8.2.50.0000.01118.07
8.2.40.0040.00418.15
8.2.30.0060.00319.50
8.2.20.0000.00817.56
8.2.10.0020.00517.68
8.2.00.0080.00017.58
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0050.00523.92
8.1.230.0060.00620.88
8.1.220.0000.00718.77
8.1.210.0080.00020.88
8.1.200.0000.01217.23
8.1.190.0050.00317.41
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0040.00418.86
8.1.150.0000.00818.48
8.1.140.0040.00417.38
8.1.130.0030.00317.49
8.1.120.0000.00717.29
8.1.110.0020.00517.42
8.1.100.0070.00017.27
8.1.90.0000.00717.44
8.1.80.0040.00417.37
8.1.70.0040.00417.32
8.1.60.0030.00617.48
8.1.50.0040.00417.40
8.1.40.0000.00817.41
8.1.30.0030.00517.45
8.1.20.0000.00817.49
8.1.10.0050.00317.36
8.1.00.0030.00917.47
8.0.300.0030.00720.01
8.0.290.0040.00417.30
8.0.280.0070.00018.36
8.0.270.0030.00517.26
8.0.260.0040.00416.87
8.0.250.0000.00616.95
8.0.240.0030.00616.91
8.0.230.0030.00316.91
8.0.220.0050.00216.91
8.0.210.0080.00016.85
8.0.200.0060.00016.83
8.0.190.0030.00316.89
8.0.180.0000.01016.90
8.0.170.0050.00216.81
8.0.160.0000.00716.81
8.0.150.0040.00416.88
8.0.140.0050.00216.91
8.0.130.0030.00313.32
8.0.120.0040.00416.88
8.0.110.0040.00416.83
8.0.100.0040.00416.73
8.0.90.0040.00416.78
8.0.80.0150.00616.88
8.0.70.0040.00416.75
8.0.60.0040.00416.78
8.0.50.0050.00216.93
8.0.30.0070.01217.18
8.0.20.0080.01017.40
8.0.10.0070.00016.93
8.0.00.0110.00816.66
7.4.330.0060.00014.89
7.4.320.0030.00316.57
7.4.300.0030.00316.43
7.4.290.0000.00616.54
7.4.280.0030.00316.57
7.4.270.0030.00316.34
7.4.260.0050.00013.27
7.4.250.0040.00416.30
7.4.240.0030.00316.45
7.4.230.0070.00016.43
7.4.220.0120.00316.30
7.4.210.0060.00916.46
7.4.200.0070.00016.44
7.4.190.0070.00016.39
7.4.160.0160.00316.54
7.4.150.0090.00917.40
7.4.140.0140.00517.86
7.4.130.0080.01116.60
7.4.120.0020.01416.32
7.4.110.0060.01016.27
7.4.100.0030.01316.32
7.4.90.0070.01016.48
7.4.80.0060.01219.39
7.4.70.0100.00616.42
7.4.60.0070.01016.45
7.4.50.0030.00616.43
7.4.40.0000.01522.77
7.4.30.0040.01516.49
7.4.00.0030.00914.98
7.3.330.0060.00012.99
7.3.320.0020.00213.10
7.3.310.0000.00616.23
7.3.300.0000.00716.24
7.3.290.0070.01016.23
7.3.280.0080.01016.29
7.3.270.0090.00617.40
7.3.260.0140.00618.24
7.3.250.0110.00916.30
7.3.240.0110.01116.50
7.3.230.0060.01216.39
7.3.210.0170.00016.27
7.3.200.0080.01419.39
7.3.190.0100.00716.32
7.3.180.0090.00616.45
7.3.170.0030.01316.56
7.3.160.0080.00816.41
7.3.120.0090.00314.63
7.3.10.0280.00416.38
7.3.00.0160.00016.26
7.2.330.0060.01616.49
7.2.320.0040.01316.13
7.2.310.0100.00716.36
7.2.300.0080.00816.54
7.2.290.0130.00416.63
7.2.130.0040.00716.24
7.2.120.0040.01216.30
7.2.110.0180.00316.50
7.2.100.0140.00416.43
7.2.90.0030.00916.58
7.2.80.0240.00016.48
7.2.70.0130.00316.51
7.2.60.0040.01016.64
7.2.50.0090.00916.63
7.2.40.0070.00716.60
7.2.30.0060.00916.55
7.2.20.0120.01316.68
7.2.10.0130.00416.38
7.2.00.0090.00617.83
7.1.250.0190.00015.63
7.1.100.0000.01217.94
7.1.70.0070.00017.09
7.1.60.0170.00719.17
7.1.50.0070.01816.79
7.1.00.0070.03322.48
7.0.200.7020.00014.46
7.0.140.0000.07722.13
7.0.100.0130.04319.91
7.0.90.0130.07019.95
7.0.80.0030.08719.93
7.0.70.0100.07719.87
7.0.60.0030.08019.96
7.0.50.0100.07720.34
7.0.40.0130.07720.04
7.0.30.0030.08320.13
7.0.20.0100.08320.11
7.0.10.0100.07720.13
7.0.00.0130.07020.17
5.6.280.0070.07020.98
5.6.250.0100.07720.81
5.6.240.0030.07720.61
5.6.230.0130.07720.71
5.6.220.0100.08020.70
5.6.210.0000.06020.56
5.6.200.0130.04321.06
5.6.190.0030.05021.03
5.6.180.0070.07321.06
5.6.170.0100.04321.02
5.6.160.0070.04021.09
5.6.150.0100.07721.10
5.6.140.0130.03321.13
5.6.130.0070.08021.03
5.6.120.0070.07721.01
5.6.110.0030.07721.12
5.6.100.0070.06721.06
5.6.90.0070.05021.08
5.6.80.0100.04020.40
5.6.70.0130.06720.51
5.6.60.0130.08020.48
5.6.50.0070.08020.44
5.6.40.0070.06720.43
5.6.30.0100.07320.29
5.6.20.0070.08020.39
5.6.10.0070.08020.39
5.6.00.0130.07320.29
5.5.380.0030.05320.38
5.5.370.0130.06720.51
5.5.360.0100.06320.41
5.5.350.0070.05320.37
5.5.340.0130.04020.83
5.5.330.0070.07720.80
5.5.320.0070.05020.92
5.5.310.0000.05720.83
5.5.300.0030.05720.85
5.5.290.0070.07320.87
5.5.280.0070.07720.86
5.5.270.0100.07720.89
5.5.260.0130.07720.62
5.5.250.0030.08720.68
5.5.240.0100.04720.14
5.5.230.0170.05020.30
5.5.220.0000.08320.24
5.5.210.0000.08720.17
5.5.200.0130.04020.25
5.5.190.0100.05720.15
5.5.180.0030.08020.27
5.5.160.0130.06020.13
5.5.150.0100.06719.98
5.5.140.0070.08320.27
5.5.130.0130.05720.14
5.5.120.0170.03720.25
5.5.110.0130.06720.26
5.5.100.0030.04020.11
5.5.90.0070.08020.03
5.5.80.0170.06320.08
5.5.70.0100.04720.11
5.5.60.0100.04320.08
5.5.50.0170.06720.13
5.5.40.0070.07319.92
5.5.30.0100.06320.08
5.5.20.0070.04320.10
5.5.10.0130.07320.13
5.5.00.0030.06020.12
5.4.450.0070.08319.36
5.4.440.0070.07319.44
5.4.430.0030.08019.37
5.4.420.0000.07019.47
5.4.410.0070.08019.23
5.4.400.0070.08019.13
5.4.390.0030.04018.89
5.4.380.0070.04719.10
5.4.370.0100.07019.04
5.4.360.0070.04319.10
5.4.350.0070.07319.03
5.4.340.0170.06719.22
5.4.320.0100.07318.97
5.4.310.0130.04019.14
5.4.300.0100.07318.97
5.4.290.0170.06719.12
5.4.280.0070.06319.10
5.4.270.0230.05319.05
5.4.260.0070.05318.81
5.4.250.0100.07718.80
5.4.240.0100.06319.14
5.4.230.0070.07719.09
5.4.220.0070.07718.98
5.4.210.0030.05019.04
5.4.200.0070.07718.96
5.4.190.0070.07719.03
5.4.180.0070.07718.95
5.4.170.0070.07319.02
5.4.160.0070.06718.88
5.4.150.0100.08019.04
5.4.140.0000.04716.07
5.4.130.0100.07016.27
5.4.120.0100.04716.27
5.4.110.0070.06016.37
5.4.100.0030.07016.44
5.4.90.0070.06016.43
5.4.80.0100.07016.19
5.4.70.0070.06716.20
5.4.60.0130.05016.38
5.4.50.0130.06316.41
5.4.40.0000.05316.26
5.4.30.0130.06316.27
5.4.20.0130.06716.20
5.4.10.0100.07016.31
5.4.00.0130.06015.82
5.3.290.0030.07714.48
5.3.280.0030.07014.50
5.3.270.0100.07314.47
5.3.260.0070.04714.59
5.3.250.0000.08014.61
5.3.240.0030.07714.58
5.3.230.0030.07714.56
5.3.220.0100.06714.56
5.3.210.0030.04714.51
5.3.200.0000.05714.52
5.3.190.0070.05314.55
5.3.180.0070.07714.42
5.3.170.0170.03714.52
5.3.160.0100.07314.55
5.3.150.0130.07014.52
5.3.140.0130.07014.55
5.3.130.0200.03714.50
5.3.120.0100.08714.54
5.3.110.0070.07714.40
5.3.100.0100.07314.03
5.3.90.0100.05313.88
5.3.80.0070.07314.00
5.3.70.0070.07014.01
5.3.60.0000.08313.94
5.3.50.0100.03713.80
5.3.40.0100.04013.88
5.3.30.0070.06713.81
5.3.20.0030.07313.62
5.3.10.0030.06713.64
5.3.00.0000.05713.59
5.2.170.0000.04011.01
5.2.160.0030.06311.20
5.2.150.0000.07011.19
5.2.140.0170.05011.18
5.2.130.0070.05310.95
5.2.120.0030.06011.13
5.2.110.0030.06711.10
5.2.100.0030.06011.16
5.2.90.0070.03011.16
5.2.80.0030.06311.16
5.2.70.0000.06310.94
5.2.60.0100.04711.10
5.2.50.0100.03310.98
5.2.40.0030.04311.04
5.2.30.0030.06010.84
5.2.20.0030.06011.02
5.2.10.0070.05710.79
5.2.00.0070.03010.57
5.1.60.0170.0409.83
5.1.50.0000.0579.83
5.1.40.0100.04310.02
5.1.30.0100.05710.28
5.1.20.0030.06010.36
5.1.10.0070.03710.16
5.1.00.0000.0579.95
5.0.50.0100.0438.66
5.0.40.0030.0408.66
5.0.30.0030.0338.66
5.0.20.0000.0478.66
5.0.10.0000.0478.66
5.0.00.0030.0578.66
4.4.90.0070.0308.66
4.4.80.0030.0338.66
4.4.70.0070.0338.66
4.4.60.0070.0308.66
4.4.50.0030.0378.66
4.4.40.0030.0378.66
4.4.30.0000.0378.66
4.4.20.0100.0278.66
4.4.10.0000.0208.66
4.4.00.0030.0538.66
4.3.110.0030.0238.66
4.3.100.0070.0208.66
4.3.90.0030.0378.66
4.3.80.0100.0478.66
4.3.70.0000.0208.66
4.3.60.0000.0338.66
4.3.50.0030.0338.66
4.3.40.0100.0408.66
4.3.30.0000.0378.66
4.3.20.0030.0378.66
4.3.10.0000.0378.66
4.3.00.0030.0338.66

preferences:
38.56 ms | 401 KiB | 5 Q