3v4l.org

run code in 300+ PHP versions simultaneously
<?php class db_driver {} $array = new db_driver; $encode = (serialize($array)); echo $encode, PHP_EOL; echo base64_encode(gzcompress($encode)), PHP_EOL, PHP_EOL, PHP_EOL;

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)
8.3.60.0140.00718.32
8.3.50.0050.01321.92
8.3.40.0140.00318.70
8.3.30.0030.01020.42
8.3.20.0040.00420.37
8.3.10.0080.00022.04
8.3.00.0050.00322.52
8.2.180.0060.01018.18
8.2.170.0140.00722.96
8.2.160.0070.00722.26
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00418.34
8.2.110.0030.00722.05
8.2.100.0110.00017.97
8.2.90.0020.00519.30
8.2.80.0040.00419.34
8.2.70.0030.00617.75
8.2.60.0050.00318.18
8.2.50.0050.01018.07
8.2.40.0060.00318.16
8.2.30.0040.00418.10
8.2.20.0000.00717.84
8.2.10.0080.00017.79
8.2.00.0030.00617.84
8.1.280.0100.00725.92
8.1.270.0000.00724.66
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00624.02
8.1.230.0090.00419.32
8.1.220.0050.00317.79
8.1.210.0030.00618.77
8.1.200.0000.00917.35
8.1.190.0080.00017.68
8.1.180.0060.00618.10
8.1.170.0060.00318.60
8.1.160.0000.00719.04
8.1.150.0040.00418.79
8.1.140.0070.00017.55
8.1.130.0030.00318.06
8.1.120.0040.00417.63
8.1.110.0040.00417.50
8.1.100.0040.00417.52
8.1.90.0050.00317.61
8.1.80.0030.00517.64
8.1.70.0040.00417.46
8.1.60.0070.00317.66
8.1.50.0000.00717.66
8.1.40.0000.00817.55
8.1.30.0050.00317.75
8.1.20.0040.00417.71
8.1.10.0040.00417.77
8.1.00.0040.00817.70
8.0.300.0070.00018.77
8.0.290.0000.00717.28
8.0.280.0030.00318.63
8.0.270.0000.00717.30
8.0.260.0040.00416.93
8.0.250.0000.00717.17
8.0.240.0040.00417.17
8.0.230.0080.00016.96
8.0.220.0000.00717.00
8.0.210.0000.00716.99
8.0.200.0030.00317.02
8.0.190.0040.00416.96
8.0.180.0000.00717.02
8.0.170.0040.00416.98
8.0.160.0040.00416.86
8.0.150.0000.00716.98
8.0.140.0050.00216.86
8.0.130.0030.00313.45
8.0.120.0090.00016.98
8.0.110.0000.00716.90
8.0.100.0000.00716.93
8.0.90.0000.00717.02
8.0.80.0040.01416.94
8.0.70.0040.00416.95
8.0.60.0080.00017.00
8.0.50.0040.00416.89
8.0.30.0120.00917.17
8.0.20.0080.01017.40
8.0.10.0000.00717.11
8.0.00.0140.00716.88
7.4.330.0060.00015.00
7.4.320.0080.00016.50
7.4.300.0000.00616.76
7.4.290.0030.00316.60
7.4.280.0050.00216.60
7.4.270.0070.00016.62
7.4.260.0060.00013.38
7.4.250.0000.00816.59
7.4.240.0020.00516.65
7.4.230.0040.00416.52
7.4.220.0140.00416.66
7.4.210.0050.01016.71
7.4.200.0030.00316.68
7.4.190.0030.00316.76
7.4.160.0150.00016.58
7.4.150.0060.01217.40
7.4.140.0100.00917.86
7.4.130.0050.01316.66
7.4.120.0100.00616.59
7.4.110.0130.00316.47
7.4.100.0130.01016.62
7.4.90.0100.01316.75
7.4.80.0070.01419.39
7.4.70.0070.01016.64
7.4.60.0080.00816.52
7.4.50.0040.00416.49
7.4.40.0000.01622.77
7.4.30.0190.00316.53
7.4.00.0030.01015.09
7.3.330.0060.00013.25
7.3.320.0000.00613.18
7.3.310.0030.00516.26
7.3.300.0030.00316.26
7.3.290.0000.01416.42
7.3.280.0120.00816.46
7.3.270.0100.01617.40
7.3.260.0070.01016.35
7.3.250.0080.01016.38
7.3.240.0060.01516.48
7.3.230.0060.01016.55
7.3.210.0110.00616.69
7.3.200.0070.01119.39
7.3.190.0140.00316.36
7.3.180.0120.00316.64
7.3.170.0090.00616.59
7.3.160.0100.00616.74
7.3.120.0060.01215.13
7.3.110.0100.00614.70
7.3.100.0090.00615.07
7.3.90.0090.00614.64
7.3.80.0040.00415.09
7.3.70.0020.01315.07
7.3.60.0070.00714.79
7.3.50.0090.00614.92
7.3.40.0100.00714.97
7.3.30.0070.01114.80
7.3.20.0030.01016.43
7.3.10.0110.00316.45
7.3.00.0080.00816.64
7.2.330.0130.00716.79
7.2.320.0120.00616.91
7.2.310.0060.01216.62
7.2.300.0070.01116.53
7.2.290.0070.01016.69
7.2.250.0030.01015.36
7.2.240.0100.00315.22
7.2.230.0090.00615.02
7.2.220.0040.01115.30
7.2.210.0040.01114.89
7.2.200.0070.00715.23
7.2.190.0040.01414.83
7.2.180.0130.00614.98
7.2.170.0120.00615.10
7.2.160.0110.00715.17
7.2.150.0060.00916.51
7.2.140.0060.01316.71
7.2.130.0000.02017.13
7.2.120.0030.01516.63
7.2.110.0030.01016.91
7.2.100.0060.00916.66
7.2.90.0060.01316.61
7.2.80.0140.00316.97
7.2.70.0060.00916.98
7.2.60.0090.00616.69
7.2.50.0030.01316.91
7.2.40.0120.00616.94
7.2.30.0110.00716.71
7.2.20.0030.01316.79
7.2.10.0060.00916.85
7.2.00.0030.01018.26
7.1.330.0060.00615.96
7.1.320.0070.01016.07
7.1.310.0060.00915.70
7.1.300.0070.00315.63
7.1.290.0030.01015.71
7.1.280.0100.00615.70
7.1.270.0070.00715.79
7.1.260.0070.01015.68
7.1.250.0070.00715.95
7.1.100.0090.01217.77
7.1.70.0030.00617.22
7.1.60.0070.01719.43
7.1.50.0000.02217.07
7.1.00.0070.03022.48
7.0.200.0090.00316.69
7.0.140.0070.07022.16
7.0.60.0130.07319.97
7.0.50.0130.04718.03
7.0.40.0030.04720.25
7.0.30.0170.05320.19
7.0.20.0230.07020.32
7.0.10.0270.07320.12
7.0.00.0070.06020.20
5.6.280.0130.06021.16
5.6.210.0070.03720.67
5.6.200.0070.08318.26
5.6.190.0000.04720.52
5.6.180.0230.05320.66
5.6.170.0330.06020.53
5.6.160.0230.07320.56
5.6.150.0030.05718.39
5.6.140.0100.07018.32
5.6.130.0070.04018.32
5.6.120.0070.07321.07
5.6.110.0100.03721.18
5.6.100.0000.05321.05
5.6.90.0200.07021.05
5.6.80.0070.08020.67
5.6.70.0300.05020.52
5.5.350.0100.06720.59
5.5.340.0100.07718.08
5.5.330.0170.06720.36
5.5.320.0200.05320.44
5.5.310.0270.07720.38
5.5.300.0170.07318.13
5.5.290.0070.09018.11
5.5.280.0130.07720.93
5.5.270.0030.05021.05
5.5.260.0100.04320.96
5.5.250.0130.08020.96
5.5.240.0130.07720.29
5.4.450.0670.05319.42
5.4.440.0200.06019.42
5.4.430.0130.06019.51
5.4.420.0270.06019.54
5.4.410.0330.04319.43
5.4.400.0430.06718.81
5.4.390.0300.06018.94
5.4.380.0270.05318.91
5.4.370.0200.04718.89
5.4.360.0300.03318.88
5.4.350.0090.04512.20
5.4.340.0070.03912.19
5.4.320.0090.03712.68
5.4.310.0060.03912.66
5.4.300.0060.03612.67
5.4.290.0100.03812.66
5.4.280.0050.03812.56
5.4.270.0050.03912.57
5.4.260.0050.04812.57
5.4.250.0040.04312.57
5.4.240.0170.06019.05
5.4.230.0100.05318.84
5.4.220.0030.08318.85
5.4.210.0070.07318.89
5.4.200.0130.05018.86
5.4.190.0170.04719.05
5.4.180.0200.06018.87
5.4.170.0100.08018.98
5.4.160.0100.05319.01
5.4.150.0200.04318.99
5.4.140.0130.05016.59
5.4.130.0100.04716.53
5.4.120.0270.05316.62
5.4.110.0130.05316.63
5.4.100.0100.06316.53
5.4.90.0130.07016.48
5.4.80.0130.04316.48
5.4.70.0100.05016.67
5.4.60.0200.06016.68
5.4.50.0100.04316.50
5.4.40.0130.04316.48
5.4.30.0100.05316.71
5.4.20.0030.06016.65
5.4.10.0200.04716.62
5.4.00.0230.06316.06
5.3.290.0070.04312.85
5.3.280.0100.07714.88
5.3.270.0100.05014.61
5.3.260.0170.05314.54
5.3.250.0130.05714.84
5.3.240.0070.05714.69
5.3.230.0070.06714.84
5.3.220.0030.05714.50
5.3.210.0070.06714.66
5.3.200.0130.07314.76
5.3.190.0170.06314.84
5.3.180.0130.06714.76
5.3.170.0030.06014.75
5.3.160.0070.06714.83
5.3.150.0130.05314.50
5.3.140.0030.05314.75
5.3.130.0100.05314.74
5.3.120.0130.05014.62
5.3.110.0100.05314.62
5.3.100.0070.05014.22
5.3.90.0200.06014.01
5.3.80.0130.05714.20
5.3.70.0130.04714.13
5.3.60.0070.06014.12
5.3.50.0130.05014.14
5.3.40.0030.05714.13
5.3.30.0130.04014.08
5.3.20.0200.05313.63
5.3.10.0070.05313.84
5.3.00.0070.05013.71
5.2.170.0070.05011.23
5.2.160.0030.04311.23
5.2.150.0100.04011.23
5.2.140.0070.04711.23
5.2.130.0070.03711.16
5.2.120.0130.03311.28
5.2.110.0030.04011.16
5.2.100.0100.03311.37
5.2.90.0070.04011.16
5.2.80.0100.03711.16
5.2.70.0100.05311.20
5.2.60.0070.04011.24
5.2.50.0030.04011.10
5.2.40.0100.03311.19
5.2.30.0000.06011.06
5.2.20.0070.03711.27
5.2.10.0100.03710.96
5.2.00.0100.04010.98
5.1.60.0070.03310.09
5.1.50.0070.03710.04
5.1.40.0130.03310.01
5.1.30.0070.04710.32
5.1.20.0070.03710.45
5.1.10.0030.03710.05
5.1.00.0100.03010.17
5.0.50.0070.0278.56
5.0.40.0070.0308.59
5.0.30.0070.0408.29
5.0.20.0070.0238.26
5.0.10.0070.0237.99
5.0.00.0000.0438.18
4.4.90.0070.0177.52
4.4.80.0030.0207.52
4.4.70.0000.0237.52
4.4.60.0000.0237.52
4.4.50.0070.0207.52
4.4.40.0030.0337.52
4.4.30.0070.0177.52
4.4.20.0030.0207.52
4.4.10.0030.0307.52
4.4.00.0030.0337.52
4.3.110.0000.0237.52
4.3.100.0030.0207.52
4.3.90.0000.0207.52
4.3.80.0030.0307.52
4.3.70.0030.0207.52
4.3.60.0070.0177.52
4.3.50.0070.0307.52
4.3.40.0000.0377.52
4.3.30.0000.0237.52
4.3.20.0000.0237.52
4.3.10.0070.0237.52
4.3.00.0130.0207.03

preferences:
39.69 ms | 400 KiB | 5 Q