3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'a:2:{i:0;O:9:"exception":2:{s:16:"'."\0".'Exception'."\0".'trace";s:4:"test";s:17:"'."\0".'Exception'."\0".'string";R:3;}i:1;R:3;}'; $x = unserialize($x); 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)
8.3.70.0150.00318.18
8.3.60.0070.00718.68
8.3.50.0140.00421.13
8.3.40.0040.01118.84
8.3.30.0130.00318.67
8.3.20.0070.00020.21
8.3.10.0050.00323.56
8.3.00.0000.00819.44
8.2.190.0110.00318.67
8.2.180.0110.00717.00
8.2.170.0040.01122.96
8.2.160.0030.01020.52
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0000.00726.16
8.2.120.0060.00317.63
8.2.110.0100.00019.32
8.2.100.0080.00317.75
8.2.90.0030.00519.05
8.2.80.0030.00517.97
8.2.70.0030.00617.50
8.2.60.0060.00317.93
8.2.50.0040.00418.07
8.2.40.0050.00219.46
8.2.30.0040.00419.78
8.2.20.0040.00417.57
8.2.10.0040.00418.05
8.2.00.0080.00018.06
8.1.280.0040.01125.92
8.1.270.0040.00420.32
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0070.01022.34
8.1.230.0090.00317.42
8.1.220.0050.00317.76
8.1.210.0070.00318.77
8.1.200.0060.00317.35
8.1.190.0040.00417.13
8.1.180.0000.00818.10
8.1.170.0100.00018.49
8.1.160.0000.00721.95
8.1.150.0000.00818.84
8.1.140.0000.00817.34
8.1.130.0040.00417.65
8.1.120.0040.00417.44
8.1.110.0050.00217.45
8.1.100.0060.00317.46
8.1.90.0000.00717.29
8.1.80.0050.00217.28
8.1.70.0040.00417.45
8.1.60.0000.00817.56
8.1.50.0060.00317.52
8.1.40.0080.00017.56
8.1.30.0030.00517.68
8.1.20.0050.00217.68
8.1.10.0040.00417.50
8.1.00.0060.00317.50
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.39
8.0.270.0070.00017.22
8.0.260.0000.00717.23
8.0.250.0040.00416.95
8.0.240.0030.00616.98
8.0.230.0050.00216.92
8.0.220.0000.00716.91
8.0.210.0040.00416.97
8.0.200.0000.00616.88
8.0.190.0060.00316.84
8.0.180.0030.00616.77
8.0.170.0040.00416.92
8.0.160.0040.00416.91
8.0.150.0000.00716.83
8.0.140.0040.00416.85
8.0.130.0030.00313.37
8.0.120.0040.00416.83
8.0.110.0040.00416.93
8.0.100.0000.00716.88
8.0.90.0000.00716.93
8.0.80.0060.00916.90
8.0.70.0000.00716.71
8.0.60.0000.00716.79
8.0.50.0050.00216.87
8.0.30.0100.00816.92
8.0.20.0090.00917.40
8.0.10.0040.00417.09
8.0.00.0120.00516.67
7.4.330.0000.00515.08
7.4.320.0030.00316.31
7.4.300.0040.00416.50
7.4.290.0040.00416.44
7.4.280.0080.00016.43
7.4.270.0000.00716.60
7.4.260.0030.00316.49
7.4.250.0050.00216.40
7.4.240.0050.00216.45
7.4.230.0030.00316.54
7.4.220.0130.00716.44
7.4.210.0120.00416.51
7.4.200.0000.00716.57
7.4.160.0060.01016.44
7.4.150.0100.01417.40
7.4.140.0080.01417.86
7.4.130.0070.01616.37
7.4.120.0100.01016.43
7.4.110.0040.01516.60
7.4.100.0160.00616.40
7.4.90.0000.01816.46
7.4.80.0160.00819.39
7.4.70.0150.00316.55
7.4.60.0110.00616.51
7.4.50.0080.00016.55
7.4.40.0080.00816.39
7.4.30.0140.01116.30
7.4.00.0120.00715.02
7.3.330.0000.00613.07
7.3.320.0000.00513.09
7.3.310.0030.00316.07
7.3.300.0060.00016.15
7.3.290.0040.00416.18
7.3.280.0130.00716.16
7.3.270.0090.00917.40
7.3.260.0030.01616.45
7.3.250.0080.01016.29
7.3.240.0090.00916.27
7.3.230.0130.00516.39
7.3.210.0140.00316.20
7.3.200.0120.00616.35
7.3.190.0110.00816.31
7.3.180.0040.01216.07
7.3.170.0030.01316.32
7.3.160.0070.01116.30
7.3.120.0070.01214.33
7.3.110.0060.01114.63
7.3.100.0100.00714.53
7.3.90.0070.00814.75
7.3.80.0050.01014.85
7.3.70.0030.00814.71
7.3.60.0090.00514.74
7.3.50.0050.00914.81
7.3.40.0060.00814.55
7.3.30.0020.01114.51
7.3.20.0080.00516.63
7.3.10.0090.00716.32
7.3.00.0070.00716.48
7.2.330.0120.00616.32
7.2.320.0140.00816.67
7.2.310.0100.00716.34
7.2.300.0120.00916.38
7.2.290.0120.00716.37
7.2.250.0000.01414.98
7.2.240.0050.01014.87
7.2.230.0070.00914.77
7.2.220.0070.00614.93
7.2.210.0080.00514.81
7.2.200.0020.00914.92
7.2.190.0050.00914.92
7.2.180.0040.01114.71
7.2.170.0080.00714.89
7.2.160.0040.01114.91
7.2.150.0070.01116.69
7.2.140.0060.00616.45
7.2.130.0030.01316.45
7.2.120.0090.00616.47
7.2.110.0030.00916.73
7.2.100.0060.01016.73
7.2.90.0080.00416.53
7.2.80.0030.00916.75
7.2.70.0030.01416.70
7.2.60.0040.01116.77
7.2.50.0040.01116.75
7.2.40.0100.00716.62
7.2.30.0100.00316.73
7.2.20.0060.00916.57
7.2.10.0030.01016.55
7.2.00.0070.00718.00
7.1.330.0040.01015.77
7.1.320.0090.00515.64
7.1.310.0050.01015.64
7.1.300.0060.00515.48
7.1.290.0050.00815.50
7.1.280.0050.00715.54
7.1.270.0020.01315.64
7.1.260.0030.01015.71
7.1.250.0030.01015.86
7.1.200.0030.00315.41
7.1.100.0070.00218.17
7.1.70.0000.00916.81
7.1.60.0070.01720.03
7.1.50.0170.01034.75
7.1.00.0030.07722.40
7.0.200.0040.00416.69
7.0.60.0130.07719.89
7.0.50.0000.07317.81
7.0.40.0070.05320.12
7.0.30.0170.04020.28
7.0.20.0300.07320.41
7.0.10.0100.08020.17
7.0.00.0230.06720.01
5.6.280.0030.03320.92
5.6.210.0170.07320.44
5.6.200.0070.05018.22
5.6.190.0030.08720.59
5.6.180.0170.04720.45
5.6.170.0300.05720.51
5.6.160.0070.08020.54
5.6.150.0070.08318.21
5.6.140.0030.08318.14
5.6.130.0100.06718.16
5.6.120.0030.06720.97
5.6.110.0070.08021.13
5.6.100.0000.05021.12
5.6.90.0100.05721.11
5.6.80.0100.06020.39
5.5.350.4230.04020.42
5.5.340.0100.07018.02
5.5.330.0000.04320.37
5.5.320.0330.07720.18
5.5.310.0170.03720.21
5.5.300.0130.07717.97
5.5.290.0070.04317.92
5.5.280.0070.07720.87
5.5.270.0070.08320.88
5.5.260.0100.07020.88
5.5.250.0070.08020.65
5.5.240.0100.07020.16
5.4.450.0470.05319.32
5.4.440.0300.06319.48
5.4.430.0530.06719.54
5.4.420.0370.05319.32
5.4.410.0400.05319.14
5.4.400.0400.05019.32
5.4.390.0430.05019.09
5.4.380.0430.05019.12
5.4.370.0370.06319.00
5.4.360.0370.06319.16
5.4.350.0570.04318.99
5.4.340.0500.05318.91
5.4.320.0500.05019.12
5.4.310.0400.05018.96
5.4.300.0330.05318.80
5.4.290.0370.05319.08
5.4.280.0370.05318.90
5.4.270.0370.05319.22
5.4.260.0600.04019.30
5.4.250.0430.05319.15
5.4.240.0470.05019.08
5.4.230.0500.05018.91
5.4.220.0470.05319.25
5.4.210.0330.05719.14
5.4.200.0370.05319.10
5.4.190.0370.05319.18
5.4.180.0500.05019.27
5.4.170.0500.04719.19
5.4.160.0470.05019.16
5.4.150.0470.07019.08
5.4.140.0500.06316.17
5.4.130.0600.05316.24
5.4.120.0470.04316.30
5.4.110.0370.05316.45
5.4.100.0270.06016.49
5.4.90.0400.04316.54
5.4.80.0600.03316.50
5.4.70.0300.07016.37
5.4.60.0200.05016.47
5.4.50.0300.06316.36
5.4.40.0270.03016.46
5.4.30.0000.05716.05
5.4.20.0200.05016.20
5.4.10.0270.06316.43

preferences:
54.13 ms | 401 KiB | 5 Q