3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'a:5:{i:0;O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";r:2;}}i:1;i:2;i:2;R:3;i:3;i:4;i:4;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)
8.3.60.0110.00416.50
8.3.50.0110.00721.22
8.3.40.0040.01118.84
8.3.30.0120.00618.83
8.3.20.0080.00020.33
8.3.10.0080.00023.61
8.3.00.0040.00419.79
8.2.180.0060.00918.21
8.2.170.0090.00622.96
8.2.160.0030.01020.27
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0080.00017.50
8.2.110.0060.00320.93
8.2.100.0000.01117.78
8.2.90.0000.00719.05
8.2.80.0030.00517.97
8.2.70.0050.00317.59
8.2.60.0000.00917.80
8.2.50.0000.00818.07
8.2.40.0040.00420.94
8.2.30.0000.00819.81
8.2.20.0050.00317.59
8.2.10.0060.00318.16
8.2.00.0080.00017.93
8.1.280.0130.00725.92
8.1.270.0090.00920.33
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.01223.51
8.1.230.0070.00422.88
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0070.00317.13
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0080.00318.59
8.1.160.0050.00321.95
8.1.150.0040.00418.75
8.1.140.0040.00417.27
8.1.130.0000.00718.73
8.1.120.0040.00417.39
8.1.110.0000.00717.39
8.1.100.0000.00717.39
8.1.90.0050.00217.39
8.1.80.0000.00717.39
8.1.70.0000.00717.38
8.1.60.0000.00817.59
8.1.50.0090.00017.39
8.1.40.0000.00817.52
8.1.30.0000.00917.57
8.1.20.0050.00217.58
8.1.10.0050.00317.51
8.1.00.0030.00617.44
8.0.300.0040.00418.77
8.0.290.0060.00316.63
8.0.280.0000.00718.31
8.0.270.0030.00317.12
8.0.260.0000.00718.74
8.0.250.0030.00616.96
8.0.240.0040.00416.98
8.0.230.0030.00416.89
8.0.220.0040.00416.92
8.0.210.0030.00316.81
8.0.200.0000.00716.95
8.0.190.0040.00416.98
8.0.180.0040.00416.93
8.0.170.0030.00616.74
8.0.160.0000.00716.95
8.0.150.0000.00816.85
8.0.140.0000.00716.86
8.0.130.0060.00013.29
8.0.120.0040.00416.78
8.0.110.0000.00816.93
8.0.100.0040.00416.85
8.0.90.0080.00016.77
8.0.80.0130.00316.88
8.0.70.0030.00516.86
8.0.60.0050.00216.73
8.0.50.0050.00316.92
8.0.30.0060.01116.96
8.0.20.0100.01017.40
8.0.10.0000.00817.05
8.0.00.0120.00716.71
7.4.330.0020.00215.14
7.4.320.0000.00816.45
7.4.300.0030.00316.53
7.4.290.0080.00016.55
7.4.280.0030.00516.46
7.4.270.0030.00316.54
7.4.260.0030.00316.29
7.4.250.0040.00416.49
7.4.240.0020.00616.45
7.4.230.0030.00316.45
7.4.220.0090.00916.57
7.4.210.0110.01116.56
7.4.200.0030.00316.65
7.4.160.0100.01016.49
7.4.150.0120.00917.40
7.4.140.0090.01417.86
7.4.130.0120.00616.41
7.4.120.0080.01316.49
7.4.110.0100.01316.36
7.4.100.0070.01116.56
7.4.90.0140.00516.48
7.4.80.0120.00619.39
7.4.70.0110.00716.42
7.4.60.0120.00616.24
7.4.50.0050.00016.60
7.4.40.0100.00716.34
7.4.30.0060.01216.54
7.4.00.0070.01015.02
7.3.330.0050.00012.84
7.3.320.0000.00513.08
7.3.310.0000.00716.15
7.3.300.0070.00016.11
7.3.290.0080.00716.14
7.3.280.0060.01216.12
7.3.270.0060.01217.40
7.3.260.0070.01416.38
7.3.250.0120.00616.34
7.3.240.0140.00716.24
7.3.230.0070.01016.39
7.3.210.0060.01216.45
7.3.200.0100.01616.33
7.3.190.0140.01016.05
7.3.180.0120.00916.23
7.3.170.0190.00016.38
7.3.160.0150.00616.45
7.3.120.0080.01014.80
7.3.110.0050.00914.91
7.3.100.0090.00814.73
7.3.90.0110.00614.90
7.3.80.0060.00914.80
7.3.70.0060.00514.68
7.3.60.0090.00614.63
7.3.50.0000.01214.72
7.3.40.0090.00514.69
7.3.30.0050.00914.55
7.3.20.0040.00716.53
7.3.10.0060.00816.42
7.3.00.0050.00716.55
7.2.330.0120.00616.38
7.2.320.0100.01016.66
7.2.310.0100.01316.56
7.2.300.0050.01316.73
7.2.290.0110.00816.54
7.2.250.0090.01014.87
7.2.240.0050.01414.79
7.2.230.0050.01115.08
7.2.220.0040.00914.98
7.2.210.0080.00814.80
7.2.200.0030.00915.03
7.2.190.0070.00714.87
7.2.180.0020.01114.98
7.2.170.0050.00814.79
7.2.60.0100.00316.66
7.2.00.0070.01119.41
7.1.330.0030.00715.71
7.1.320.0050.00715.70
7.1.310.0090.00415.73
7.1.300.0050.00815.71
7.1.290.0060.00915.72
7.1.280.0050.00715.58
7.1.270.0070.00415.59
7.1.260.0060.00815.63
7.1.200.0040.00815.46
7.1.100.0070.00718.00
7.1.70.0030.00617.09
7.1.60.0070.01420.03
7.1.50.0070.01016.82
7.1.00.0100.07022.51
7.0.200.0000.00716.57
7.0.60.0070.04019.91
7.0.50.0100.05017.87
7.0.40.0030.04320.04
7.0.30.0200.04020.16
7.0.20.0230.05720.18
7.0.10.0100.04020.24
7.0.00.0000.04720.01
5.6.280.0030.04721.11
5.6.210.0130.05320.74
5.6.200.0000.04318.19
5.6.190.0130.03320.45
5.6.180.0230.08020.56
5.6.170.0170.05320.48
5.6.160.0130.07720.40
5.6.150.0070.06718.18
5.6.140.0030.07018.19
5.6.130.0100.06318.09
5.6.120.0030.08720.99
5.6.110.0100.07721.08
5.6.100.0030.09020.95
5.6.90.0030.04021.11
5.6.80.0070.08020.39
5.5.350.4170.04720.42
5.5.340.0030.04318.03
5.5.330.0200.07020.28
5.5.320.0230.04320.30
5.5.310.0230.05720.39
5.5.300.0030.04017.92
5.5.290.0030.04317.98
5.5.280.0070.07720.75
5.5.270.0030.04720.85
5.5.260.0000.04320.73
5.5.250.0100.03320.68
5.5.240.0070.08020.11
5.4.450.0330.04319.48
5.4.440.0230.04019.46
5.4.430.0400.07019.45
5.4.420.0430.06319.38
5.4.410.0570.03719.29
5.4.400.0370.08019.14
5.4.390.0370.06019.09
5.4.380.0430.07019.21
5.4.370.0330.03719.21
5.4.360.0570.05319.25
5.4.350.0330.04018.91
5.4.340.0300.04318.93
5.4.320.0430.07019.25
5.4.310.0400.06019.25
5.4.300.0270.04019.09
5.4.290.0270.07719.22
5.4.280.0430.03319.09
5.4.270.0430.06719.16
5.4.260.0530.06019.25
5.4.250.0370.04319.09
5.4.240.0430.06719.13
5.4.230.0400.06719.08
5.4.220.0300.04018.88
5.4.210.0430.05018.91
5.4.200.0300.04319.07
5.4.190.0430.06719.23
5.4.180.0330.04019.14
5.4.170.0430.06019.05
5.4.160.0470.06319.07
5.4.150.0400.03319.07
5.4.140.0330.04716.27
5.4.130.0570.08016.43
5.4.120.0430.05716.21
5.4.110.0330.03716.30
5.4.100.0330.06716.39
5.4.90.0500.06016.43
5.4.80.0330.05016.46

preferences:
52.88 ms | 401 KiB | 5 Q