3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'a:3:{i:0;O:9:"exception":1:{s:16:"'."\0".'Exception'."\0".'trace";s:4:"test";}i:1;r:3;i:1;i:1;}'; $x = unserialize($x); for ($i = 0; $i < 5; $i++) { $v[$i] = 'hi'.$i; } var_dump($x);

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)
8.3.60.0070.00716.63
8.3.50.0210.00321.15
8.3.40.0040.01118.75
8.3.30.0110.00418.73
8.3.20.0040.00420.16
8.3.10.0040.00423.51
8.3.00.0090.00019.45
8.2.180.0090.00616.88
8.2.170.0030.01022.96
8.2.160.0030.01020.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0060.00317.63
8.2.110.0060.00319.35
8.2.100.0000.01217.50
8.2.90.0000.00819.23
8.2.80.0030.00517.97
8.2.70.0000.00817.63
8.2.60.0000.00817.55
8.2.50.0060.00318.07
8.2.40.0020.00519.38
8.2.30.0030.00619.66
8.2.20.0080.00017.62
8.2.10.0040.00418.12
8.2.00.0030.00518.07
8.1.280.0070.00725.92
8.1.270.0060.00320.38
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00322.33
8.1.230.0100.00017.42
8.1.220.0000.00817.74
8.1.210.0080.00618.77
8.1.200.0030.00617.35
8.1.190.0000.00817.10
8.1.180.0090.00018.10
8.1.170.0090.00018.59
8.1.160.0060.00322.02
8.1.150.0040.00418.89
8.1.140.0000.00717.39
8.1.130.0040.00417.66
8.1.120.0030.00317.32
8.1.110.0040.00417.30
8.1.100.0060.00317.39
8.1.90.0050.00317.39
8.1.80.0040.00417.31
8.1.70.0070.00017.46
8.1.60.0090.00017.53
8.1.50.0030.00617.44
8.1.40.0080.00017.43
8.1.30.0030.00617.68
8.1.20.0000.00817.62
8.1.10.0030.00617.58
8.1.00.0030.00617.54
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0070.00018.40
8.0.270.0040.00317.21
8.0.260.0030.00317.12
8.0.250.0040.00417.01
8.0.240.0000.00716.97
8.0.230.0000.00716.84
8.0.220.0000.00716.88
8.0.210.0040.00416.82
8.0.200.0000.00716.96
8.0.190.0030.00617.01
8.0.180.0040.00416.84
8.0.170.0080.00016.96
8.0.160.0000.00816.87
8.0.150.0070.00016.88
8.0.140.0040.00416.85
8.0.130.0000.00513.32
8.0.120.0080.00016.71
8.0.110.0050.00316.82
8.0.100.0050.00216.83
8.0.90.0000.00816.80
8.0.80.0090.00916.89
8.0.70.0000.00716.72
8.0.60.0070.00016.71
8.0.50.0000.00716.79
8.0.30.0110.00616.95
8.0.20.0170.00417.40
8.0.10.0040.00416.96
8.0.00.0100.00816.74
7.4.330.0000.00515.08
7.4.320.0000.00716.46
7.4.300.0030.00316.60
7.4.290.0040.00416.36
7.4.280.0070.00016.34
7.4.270.0070.00016.60
7.4.260.0000.00716.45
7.4.250.0040.00416.45
7.4.240.0020.00616.49
7.4.230.0000.00716.62
7.4.220.0120.00616.46
7.4.210.0080.01116.55
7.4.200.0040.00416.54
7.4.160.0110.01116.48
7.4.150.0220.00417.40
7.4.140.0100.00817.86
7.4.130.0110.00716.54
7.4.120.0080.01016.62
7.4.110.0130.00616.30
7.4.100.0070.01116.34
7.4.90.0180.00016.58
7.4.80.0070.01319.39
7.4.70.0000.02016.71
7.4.60.0080.00816.56
7.4.50.0090.00016.48
7.4.40.0100.00716.53
7.4.30.0070.01316.60
7.4.00.0030.00715.03
7.3.330.0020.00213.29
7.3.320.0020.00213.34
7.3.310.0030.00316.40
7.3.300.0030.00316.45
7.3.290.0000.00716.41
7.3.280.0100.01016.40
7.3.270.0170.00017.40
7.3.260.0100.01016.51
7.3.250.0110.00716.53
7.3.240.0100.00716.60
7.3.230.0150.00916.64
7.3.210.0140.00316.50
7.3.200.0190.00316.46
7.3.190.0110.01116.46
7.3.180.0130.03716.52
7.3.170.0090.01216.45
7.3.160.0110.00616.58
7.3.120.0080.01214.74
7.3.110.0030.01314.75
7.3.100.0030.01015.01
7.3.90.0060.00914.77
7.3.80.0070.00714.73
7.3.70.0100.00314.59
7.3.60.0070.01015.00
7.3.50.0030.00714.71
7.3.40.0000.01115.01
7.3.30.0110.00414.96
7.3.20.0060.00316.50
7.3.10.0060.00916.59
7.3.00.0070.00716.42
7.2.330.0120.00616.45
7.2.320.0070.01416.69
7.2.310.0060.01016.51
7.2.300.0070.01716.70
7.2.290.0090.00916.61
7.2.240.0120.00214.93
7.2.230.0120.00415.03
7.2.220.0120.00614.82
7.2.210.0000.01815.13
7.2.200.0030.00715.20
7.2.190.0110.00414.88
7.2.180.0070.00315.05
7.2.170.0030.01015.08
7.2.160.0000.01314.94
7.2.150.0000.00916.98
7.2.140.0040.01117.00
7.2.130.0090.00616.56
7.2.120.0030.01316.70
7.2.110.0030.00916.66
7.2.100.0080.00816.57
7.2.90.0030.01016.69
7.2.80.0030.01516.88
7.2.70.0030.01216.59
7.2.60.0070.00816.81
7.2.50.0040.00716.73
7.2.40.0040.00416.84
7.2.30.0140.00016.76
7.2.20.0060.00616.85
7.2.10.0080.00616.86
7.2.00.0070.00818.04
7.1.330.0110.00715.56
7.1.320.0140.00015.66
7.1.310.0030.01015.75
7.1.300.0070.00715.79
7.1.290.0050.00515.50
7.1.280.0080.00315.56
7.1.270.0100.00715.81
7.1.260.0100.00315.73
7.1.250.0090.00915.94
7.1.200.0060.00315.96
7.1.100.0220.00018.08
7.1.70.0130.00317.25
7.1.60.0110.01520.03
7.1.50.0110.01134.96
7.1.00.0070.07322.33
7.0.200.0060.00616.82
7.0.60.0000.06320.02
7.0.50.0030.04017.92
7.0.40.0100.07720.20
7.0.30.0300.04020.00
7.0.20.0330.04020.30
7.0.10.0000.04720.02
7.0.00.0070.04720.17
5.6.280.0000.03320.82
5.6.210.0000.04320.71
5.6.200.0100.05718.15
5.6.190.0000.09320.61
5.6.180.0400.07720.43
5.6.170.0170.05020.38
5.6.160.0130.08020.61
5.6.150.0070.05718.11
5.6.140.0100.07718.21
5.6.130.0100.08018.11
5.6.120.0130.07721.09
5.6.110.0030.04721.09
5.6.100.0100.07721.09
5.6.90.0070.04721.11
5.6.80.0100.08020.53
5.5.350.4500.04320.41
5.5.340.0000.06317.92
5.5.330.0030.04320.19
5.5.320.0270.04320.30
5.5.310.0330.07720.24
5.5.300.0100.07318.01
5.5.290.0070.05018.00
5.5.280.0130.03020.64
5.5.270.0170.06720.76
5.5.260.0100.08020.72
5.5.250.0070.06320.68
5.5.240.0070.07320.34
5.4.450.0330.04319.13
5.4.440.0300.04319.48
5.4.430.0400.06319.25
5.4.420.0330.06719.20
5.4.410.0270.04319.08
5.4.400.0230.04718.81
5.4.390.0330.06719.22
5.4.380.0400.03719.13
5.4.370.0200.04319.24
5.4.360.0230.03719.13
5.4.350.0400.06019.09
5.4.340.0270.04018.93
5.4.320.0330.06719.25
5.4.310.0270.03719.21
5.4.300.0300.07019.24
5.4.290.0200.07019.09
5.4.280.0230.07018.80
5.4.270.0230.04719.25
5.4.260.0300.06019.24
5.4.250.0330.06719.07
5.4.240.0400.06318.88
5.4.230.0330.07319.09
5.4.220.0270.07319.12
5.4.210.0370.06318.91
5.4.200.0270.03719.24
5.4.190.0230.04318.91
5.4.180.0300.06318.87
5.4.170.0270.05018.79
5.4.160.0370.06318.76
5.4.150.0300.07319.22
5.4.140.0230.03716.41
5.4.130.0270.06316.28
5.4.120.0300.03016.46
5.4.110.0270.06316.49
5.4.100.0270.03316.22
5.4.90.0230.04716.40
5.4.80.0230.03716.45

preferences:
57.76 ms | 401 KiB | 5 Q