3v4l.org

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

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)
8.3.60.0140.00318.43
8.3.50.0100.00722.05
8.3.40.0120.00318.84
8.3.30.0060.00920.50
8.3.20.0040.00420.41
8.3.10.0080.00022.02
8.3.00.0080.00022.52
8.2.180.0060.01216.88
8.2.170.0110.00422.96
8.2.160.0100.01022.12
8.2.150.0170.00024.18
8.2.140.0000.01124.66
8.2.130.0160.00326.16
8.2.120.0040.00418.28
8.2.110.0060.00322.30
8.2.100.0080.00417.84
8.2.90.0030.00619.47
8.2.80.0050.00319.34
8.2.70.0000.00917.63
8.2.60.0000.00918.29
8.2.50.0030.00618.07
8.2.40.0000.00818.28
8.2.30.0080.00018.24
8.2.20.0040.00417.77
8.2.10.0040.00417.86
8.2.00.0060.00317.94
8.1.280.0120.00325.92
8.1.270.0080.00024.66
8.1.260.0120.00626.35
8.1.250.0070.00028.09
8.1.240.0000.00921.98
8.1.230.0060.00619.14
8.1.220.0000.00817.77
8.1.210.0000.00818.77
8.1.200.0040.00417.48
8.1.190.0000.00817.53
8.1.180.0000.00818.10
8.1.170.0000.00818.66
8.1.160.0040.00418.93
8.1.150.0000.00818.77
8.1.140.0040.00417.43
8.1.130.0000.00718.04
8.1.120.0000.00717.47
8.1.110.0040.00417.39
8.1.100.0050.00317.63
8.1.90.0040.00417.48
8.1.80.0030.00517.49
8.1.70.0030.00317.57
8.1.60.0000.00817.66
8.1.50.0050.00317.63
8.1.40.0030.00517.62
8.1.30.0030.00617.71
8.1.20.0040.00417.76
8.1.10.0040.00417.65
8.1.00.0030.00717.64
8.0.300.0050.00318.77
8.0.290.0040.00417.29
8.0.280.0040.00418.64
8.0.270.0000.00817.51
8.0.260.0030.00316.92
8.0.250.0040.00417.17
8.0.240.0050.00317.10
8.0.230.0030.00317.09
8.0.220.0070.00016.96
8.0.210.0050.00316.92
8.0.200.0000.00717.04
8.0.190.0000.00817.19
8.0.180.0070.00017.04
8.0.170.0040.00417.02
8.0.160.0000.00716.90
8.0.150.0070.00016.99
8.0.140.0000.00716.98
8.0.130.0000.00613.55
8.0.120.0050.00316.93
8.0.110.0080.00017.04
8.0.100.0060.00317.15
8.0.90.0000.00716.97
8.0.80.0100.01317.10
8.0.70.0040.00417.09
8.0.60.0000.00716.95
8.0.50.0040.00416.85
8.0.30.0150.00517.27
8.0.20.0080.01017.40
8.0.10.0050.00217.13
8.0.00.0090.00816.82
7.4.330.0030.00315.05
7.4.320.0060.00016.70
7.4.300.0000.00716.61
7.4.290.0030.00316.74
7.4.280.0000.00716.61
7.4.270.0030.00316.61
7.4.260.0050.00013.48
7.4.250.0050.00316.47
7.4.240.0040.00416.71
7.4.230.0000.00716.51
7.4.220.0030.01416.71
7.4.210.0080.00816.60
7.4.200.0000.00716.50
7.4.190.0070.00016.61
7.4.160.0110.01116.66
7.4.150.0070.01117.40
7.4.140.0070.01217.86
7.4.130.0140.00416.60
7.4.120.0110.00616.62
7.4.110.0070.01016.72
7.4.100.0170.00616.59
7.4.90.0070.01116.71
7.4.80.0240.00319.39
7.4.70.0110.00816.74
7.4.60.0090.00916.55
7.4.50.0040.00416.88
7.4.40.0100.00622.77
7.4.30.0170.00316.66
7.4.00.0100.00715.22
7.3.330.0000.00513.28
7.3.320.0000.00513.39
7.3.310.0000.00716.38
7.3.300.0040.00416.37
7.3.290.0000.01416.46
7.3.280.0060.01216.43
7.3.270.0110.00617.40
7.3.260.0130.00316.75
7.3.250.0080.01016.61
7.3.240.0110.01116.62
7.3.230.0090.00916.59
7.3.210.0130.00316.55
7.3.200.0130.00919.39
7.3.190.0190.00316.49
7.3.180.0080.00816.66
7.3.170.0110.00316.76
7.3.160.0070.01416.52
7.3.120.0120.00414.86
7.3.10.0000.01716.39
7.3.00.0080.00016.55
7.2.330.0070.01416.68
7.2.320.0070.01116.82
7.2.310.0100.00716.85
7.2.300.0090.00916.84
7.2.290.0110.01116.57
7.2.130.0070.00416.84
7.2.120.0040.01116.98
7.2.110.0000.01116.55
7.2.100.0040.00716.61
7.2.90.0060.00916.95
7.2.80.0060.00616.76
7.2.70.0060.00916.77
7.2.60.0040.00716.51
7.2.50.0070.00716.95
7.2.40.0030.00917.08
7.2.30.0040.00716.71
7.2.20.0000.01116.95
7.2.10.0060.00616.97
7.2.00.0030.01218.01
7.1.250.0040.00715.47
7.1.100.0130.00518.13
7.1.70.0050.00217.24
7.1.60.0090.01519.36
7.1.50.0070.01416.80
7.1.00.0030.03322.42
7.0.200.0000.00716.97
7.0.140.0070.07021.92
7.0.60.0230.03020.17
7.0.50.0000.05317.96
7.0.40.0170.07720.11
7.0.30.0200.07020.26
7.0.20.0270.04320.20
7.0.10.0030.08320.32
7.0.00.0100.07320.08
5.6.280.0000.07720.98
5.6.210.0070.07720.89
5.6.200.0100.07018.31
5.6.190.0000.05020.57
5.6.180.0430.07720.79
5.6.170.0270.08720.56
5.6.160.0070.08320.41
5.6.150.0000.05318.35
5.6.140.0070.08018.39
5.6.130.0030.04018.28
5.6.120.0030.08021.16
5.6.110.0130.06321.29
5.6.100.0100.07321.15
5.6.90.0000.06321.29
5.6.80.0130.06720.58
5.5.350.0100.08720.52
5.5.340.0170.07318.20
5.5.330.0100.07320.32
5.5.320.0200.05720.40
5.5.310.0270.05020.29
5.5.300.0000.04018.20
5.5.290.0030.05318.06
5.5.280.0170.07320.92
5.5.270.0070.08321.03
5.5.260.0100.08320.82
5.5.250.0030.07320.76
5.5.240.0130.04720.46
5.4.450.3700.04019.39
5.4.440.3900.03319.59
5.4.430.3400.04319.38
5.4.420.3570.03719.38
5.4.410.4700.03319.46
5.4.400.4670.03719.03
5.4.390.3630.03019.11
5.4.380.3900.03319.16
5.4.370.4800.03019.16
5.4.360.4630.04319.23
5.4.350.3730.03719.04
5.4.340.3870.04019.05
5.4.320.4500.04019.31
5.4.310.4170.03719.14
5.4.300.4430.03719.03
5.4.290.4270.03719.06
5.4.280.3970.03719.27
5.4.270.2670.04019.19
5.4.260.2870.03719.21
5.4.250.3530.04019.05
5.4.240.2900.03319.29
5.4.230.3630.04019.27
5.4.220.3130.03319.31
5.4.210.3270.02319.05
5.4.200.3270.03319.06
5.4.190.3230.03019.17
5.4.180.3930.04019.14
5.4.170.3630.03719.14
5.4.160.3870.04019.12
5.4.150.3870.03719.25
5.4.140.3900.02716.59
5.4.130.4600.02716.65
5.4.120.3700.04016.54
5.4.110.3630.04016.50
5.4.100.3900.03716.43
5.4.90.3970.03316.59
5.4.80.3430.03716.60
5.4.70.0030.08016.64
5.4.60.0030.04316.49
5.4.50.3900.03316.52
5.4.40.4130.03316.71
5.4.30.4030.03716.68
5.4.20.4170.04016.55
5.4.10.3870.03716.37
5.4.00.3970.04015.96
5.3.290.4630.03314.79
5.3.280.2670.03014.72
5.3.270.3470.04014.60
5.3.260.3600.03314.70
5.3.250.3730.03314.75
5.3.240.3870.03714.74
5.3.230.4030.03714.69
5.3.220.3630.03314.55
5.3.210.3770.04014.83
5.3.200.3730.04314.70
5.3.190.4070.03714.71
5.3.180.4070.04714.67
5.3.170.0030.06314.82
5.3.160.2130.05014.71
5.3.150.3630.04014.81
5.3.140.4030.03014.67
5.3.130.4200.03714.54
5.3.120.4500.03714.67
5.3.110.4170.03314.65
5.3.100.3900.03714.14
5.3.90.4030.03714.28
5.3.80.4170.03314.07
5.3.70.3800.04314.17
5.3.60.3930.03014.13
5.3.50.4300.03714.11
5.3.40.0100.06314.20
5.3.30.1000.06313.96
5.3.20.5700.02713.81
5.3.10.4400.04013.76
5.3.00.3570.03313.77
5.2.170.3500.03011.21
5.2.160.0130.05711.31
5.2.150.0000.05011.41
5.2.140.3770.03011.41
5.2.130.3800.03011.12
5.2.120.3330.02711.17
5.2.110.3070.03011.22
5.2.100.3530.03711.36
5.2.90.3400.02011.37
5.2.80.3230.02711.20
5.2.70.3070.02311.25
5.2.60.3170.02711.19
5.2.50.3200.03011.07
5.2.40.3200.03011.14
5.2.30.2700.03310.96
5.2.20.3370.03711.21
5.2.10.3330.03311.01
5.2.00.3330.03010.83
5.1.60.3200.02310.12
5.1.50.3170.02710.02
5.1.40.2300.0309.99
5.1.30.2770.03310.42
5.1.20.1870.02310.34
5.1.10.2630.02310.00
5.1.00.2800.02310.14
5.0.50.1370.0178.71
5.0.40.1530.0208.42
5.0.30.1500.0338.30
5.0.20.1630.0208.37
5.0.10.1830.0178.27
5.0.00.1470.0338.25
4.4.90.1600.0136.18
4.4.80.1500.0176.18
4.4.70.1570.0136.18
4.4.60.1700.0176.18
4.4.50.1800.0176.18
4.4.40.1370.0306.18
4.4.30.1270.0176.18
4.4.20.1430.0176.18
4.4.10.1600.0136.18
4.4.00.1330.0306.18
4.3.110.1430.0206.18
4.3.100.1470.0176.18
4.3.90.1770.0176.18
4.3.80.1770.0236.18
4.3.70.1870.0076.18
4.3.60.1800.0136.18
4.3.50.1870.0106.18
4.3.40.1430.0236.18
4.3.30.1000.0236.18
4.3.20.0970.0206.18
4.3.10.0970.0236.18
4.3.00.1030.0176.18

preferences:
44.26 ms | 400 KiB | 5 Q