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:2;r:4;}'; $x = unserialize($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)
8.3.60.0090.00616.50
8.3.50.0070.00716.49
8.3.40.0110.00418.76
8.3.30.0080.00618.85
8.3.20.0040.00420.34
8.3.10.0040.00423.70
8.3.00.0080.00019.56
8.2.180.0100.00718.29
8.2.170.0030.01022.96
8.2.160.0070.00720.39
8.2.150.0030.00624.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0100.00017.50
8.2.110.0060.00321.92
8.2.100.0090.00317.75
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0000.00817.91
8.2.50.0000.00918.07
8.2.40.0030.00619.00
8.2.30.0000.00819.86
8.2.20.0020.00517.67
8.2.10.0030.00518.13
8.2.00.0000.00718.08
8.1.280.0150.00025.92
8.1.270.0050.00320.38
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00422.05
8.1.230.0040.00717.42
8.1.220.0070.00417.76
8.1.210.0080.00018.77
8.1.200.0000.00917.23
8.1.190.0050.00317.09
8.1.180.0030.00518.10
8.1.170.0000.00818.59
8.1.160.0040.00421.92
8.1.150.0050.00318.75
8.1.140.0000.00817.32
8.1.130.0070.00017.64
8.1.120.0040.00417.44
8.1.110.0000.00817.41
8.1.100.0060.00317.34
8.1.90.0000.00717.44
8.1.80.0030.00517.40
8.1.70.0050.00317.36
8.1.60.0030.00517.52
8.1.50.0030.00617.43
8.1.40.0080.00017.49
8.1.30.0030.00517.69
8.1.20.0030.00517.71
8.1.10.0050.00217.67
8.1.00.0000.00717.45
8.0.300.0000.00918.77
8.0.290.0060.00316.75
8.0.280.0000.00718.44
8.0.270.0030.00317.14
8.0.260.0030.00317.16
8.0.250.0000.00816.93
8.0.240.0000.00816.96
8.0.230.0050.00216.95
8.0.220.0000.00716.82
8.0.210.0040.00416.88
8.0.200.0030.00316.80
8.0.190.0000.00816.81
8.0.180.0040.00716.98
8.0.170.0080.00016.88
8.0.160.0030.00516.88
8.0.150.0000.00716.78
8.0.140.0000.00816.88
8.0.130.0000.00513.42
8.0.120.0080.00016.84
8.0.110.0080.00016.93
8.0.100.0000.00716.81
8.0.90.0040.00416.77
8.0.80.0060.01016.86
8.0.70.0070.00016.74
8.0.60.0070.00016.68
8.0.50.0050.00316.79
8.0.30.0110.00616.87
8.0.20.0120.01017.40
8.0.10.0000.00717.03
8.0.00.0060.01116.64
7.4.330.0050.00015.08
7.4.320.0070.00016.56
7.4.300.0030.00316.55
7.4.290.0050.00216.60
7.4.280.0050.00216.44
7.4.270.0000.00716.45
7.4.260.0000.00716.53
7.4.250.0050.00216.49
7.4.240.0020.00516.50
7.4.230.0000.00716.26
7.4.220.0120.00716.58
7.4.210.0060.00816.55
7.4.200.0030.00316.45
7.4.160.0040.01216.59
7.4.150.0030.01517.40
7.4.140.0080.01117.86
7.4.130.0100.01216.42
7.4.120.0150.00416.43
7.4.110.0060.01616.31
7.4.100.0040.01416.55
7.4.90.0100.00716.61
7.4.80.0090.00919.39
7.4.70.0030.01916.39
7.4.60.0140.00816.46
7.4.50.0000.00916.34
7.4.40.0040.01216.43
7.4.30.0130.00916.33
7.4.00.0030.01414.72
7.3.330.0000.00513.05
7.3.320.0030.00313.04
7.3.310.0030.00316.16
7.3.300.0000.00716.11
7.3.290.0030.00316.10
7.3.280.0080.00716.23
7.3.270.0080.00817.40
7.3.260.0120.01416.34
7.3.250.0060.01016.22
7.3.240.0100.00716.17
7.3.230.0060.01316.39
7.3.210.0040.01116.25
7.3.200.0030.01316.40
7.3.190.0120.00616.38
7.3.180.0090.00916.41
7.3.170.0170.00316.27
7.3.160.0140.00316.18
7.3.120.0100.00814.71
7.3.110.0040.01414.85
7.3.100.0040.01314.72
7.3.90.0100.00614.75
7.3.80.0070.00614.72
7.3.70.0040.01114.50
7.3.60.0030.00814.83
7.3.50.0050.00914.74
7.3.40.0060.00814.82
7.3.30.0050.01014.67
7.3.20.0050.00916.54
7.3.10.0070.00516.53
7.3.00.0060.00816.43
7.2.330.0160.00816.31
7.2.320.0190.00816.40
7.2.310.0130.00316.30
7.2.300.0130.00316.57
7.2.290.0100.00716.56
7.2.250.0100.01014.87
7.2.240.0050.01214.83
7.2.230.0050.01214.75
7.2.220.0070.00915.02
7.2.210.0080.00514.86
7.2.200.0090.00314.82
7.2.190.0020.01314.88
7.2.180.0080.00714.96
7.2.170.0080.00314.90
7.2.60.0100.00316.81
7.2.00.0000.01119.29
7.1.330.0090.00515.48
7.1.320.0060.00715.63
7.1.310.0070.00715.76
7.1.300.0030.00915.76
7.1.290.0050.00815.64
7.1.280.0040.00615.61
7.1.270.0050.00615.74
7.1.260.0060.00815.58
7.1.200.0070.00315.50
7.1.100.0030.00718.08
7.1.70.0000.00916.96
7.1.60.0060.01920.03
7.1.50.0190.01534.53
7.1.00.0030.07722.27
7.0.200.0240.00514.91
7.0.60.0070.03720.00
7.0.50.0030.06317.79
7.0.40.0030.04720.06
7.0.30.0230.04020.09
7.0.20.0400.07020.12
7.0.10.0030.09320.02
7.0.00.0100.07720.08
5.6.280.0000.03320.77
5.6.210.0130.06720.47
5.6.200.0070.04018.13
5.6.190.0200.03720.61
5.6.180.0470.06020.57
5.6.170.0230.05020.34
5.6.160.0000.05720.46
5.6.150.0130.07318.17
5.6.140.0100.06718.21
5.6.130.0030.04718.12
5.6.120.0000.09721.09
5.6.110.0070.06721.08
5.6.100.0100.03720.95
5.6.90.0100.08320.96
5.6.80.0100.05320.43
5.5.350.3870.04020.37
5.5.340.0070.05718.01
5.5.330.0070.04020.29
5.5.320.0200.04020.30
5.5.310.0500.06720.51
5.5.300.0000.06018.01
5.5.290.0030.05317.98
5.5.280.0070.05720.96
5.5.270.0170.08020.62
5.5.260.0070.09020.63
5.5.250.0070.08720.67
5.5.240.0030.07720.18
5.4.450.0500.05019.52
5.4.440.0430.05719.44
5.4.430.0400.06019.47
5.4.420.0430.05319.31
5.4.410.0500.07019.33
5.4.400.0570.04319.17
5.4.390.0500.05019.15
5.4.380.0370.06019.20
5.4.370.0470.07019.30
5.4.360.0270.06019.31
5.4.350.0430.04318.80
5.4.340.0370.05018.91
5.4.320.0230.06019.16
5.4.310.0300.05319.00
5.4.300.0370.05319.29
5.4.290.0370.05019.09
5.4.280.0370.05019.05
5.4.270.0430.04319.13
5.4.260.0400.05019.19
5.4.250.0330.05318.94
5.4.240.0300.05718.94
5.4.230.0400.04719.30
5.4.220.0370.05319.15
5.4.210.0300.05318.99
5.4.200.0330.05318.94
5.4.190.0430.05318.76
5.4.180.0530.04319.30
5.4.170.0370.06019.08
5.4.160.0430.05018.92
5.4.150.0500.05019.17
5.4.140.0370.05716.36
5.4.130.0500.06016.51
5.4.120.0470.04316.48
5.4.110.0330.05716.48
5.4.100.0400.05016.47
5.4.90.0430.04716.52
5.4.80.0430.04716.33
5.4.70.0470.02716.20
5.4.60.0230.07316.37
5.4.50.0230.05316.16
5.4.40.0200.03716.17
5.4.30.0000.07016.47
5.4.20.0270.06716.43
5.4.10.0300.07016.45

preferences:
39.32 ms | 400 KiB | 5 Q