3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'a:2:{i:0;O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";a:1:{i:0;i:1;}}i:2;a:1:{i:0;r:3;}}'; $x = unserialize($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)
8.3.60.0100.00316.50
8.3.50.0150.00320.97
8.3.40.0000.01418.74
8.3.30.0090.00618.86
8.3.20.0020.00520.33
8.3.10.0080.00023.58
8.3.00.0000.00819.54
8.2.180.0140.00016.63
8.2.170.0100.00322.96
8.2.160.0100.00320.18
8.2.150.0000.00824.18
8.2.140.0100.01024.66
8.2.130.0050.00326.16
8.2.120.0000.00917.50
8.2.110.0100.00021.91
8.2.100.0090.00317.85
8.2.90.0040.00417.91
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0070.00017.91
8.2.50.0040.00418.07
8.2.40.0070.00319.25
8.2.30.0060.00319.73
8.2.20.0000.00817.60
8.2.10.0000.00718.07
8.2.00.0000.00818.13
8.1.280.0140.00725.92
8.1.270.0040.00420.29
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0080.00022.01
8.1.230.0000.01120.87
8.1.220.0060.00317.77
8.1.210.0040.00418.77
8.1.200.0110.00017.25
8.1.190.0060.00317.23
8.1.180.0000.00818.10
8.1.170.0000.00818.58
8.1.160.0040.00422.02
8.1.150.0000.00718.89
8.1.140.0000.00817.32
8.1.130.0040.00417.70
8.1.120.0040.00417.47
8.1.110.0040.00417.43
8.1.100.0080.00017.44
8.1.90.0000.00817.44
8.1.80.0070.00017.40
8.1.70.0000.00717.43
8.1.60.0000.00817.53
8.1.50.0040.00417.54
8.1.40.0000.00817.52
8.1.30.0000.00817.65
8.1.20.0040.00417.60
8.1.10.0000.00717.57
8.1.00.0050.00217.52
8.0.300.0070.00020.06
8.0.290.0030.00616.75
8.0.280.0000.00718.33
8.0.270.0070.00017.23
8.0.260.0040.00417.31
8.0.250.0080.00017.00
8.0.240.0050.00516.95
8.0.230.0030.00316.99
8.0.220.0030.00316.96
8.0.210.0000.00716.88
8.0.200.0000.00817.04
8.0.190.0030.00317.03
8.0.180.0070.00416.90
8.0.170.0030.00516.97
8.0.160.0000.00716.95
8.0.150.0070.00016.96
8.0.140.0040.00416.95
8.0.130.0030.00313.41
8.0.120.0030.00616.93
8.0.110.0050.00316.99
8.0.100.0070.00016.86
8.0.90.0020.00516.93
8.0.80.0130.00316.91
8.0.70.0080.00016.73
8.0.60.0060.00316.93
8.0.50.0000.00816.84
8.0.30.0070.01217.16
8.0.20.0120.01117.40
8.0.10.0040.00417.04
8.0.00.0080.00916.71
7.4.330.0000.00615.09
7.4.320.0000.00616.38
7.4.300.0030.00316.39
7.4.290.0030.00316.56
7.4.280.0040.00416.34
7.4.270.0000.00716.53
7.4.260.0030.00316.47
7.4.250.0040.00416.33
7.4.240.0020.00616.53
7.4.230.0000.00716.53
7.4.220.0090.00916.66
7.4.210.0090.00916.57
7.4.200.0040.00416.36
7.4.160.0120.00916.58
7.4.150.0060.01217.40
7.4.140.0100.00717.86
7.4.130.0110.00916.56
7.4.120.0090.01116.54
7.4.110.0130.00316.49
7.4.100.0140.01016.40
7.4.90.0090.00816.40
7.4.80.0100.00719.39
7.4.70.0090.00616.57
7.4.60.0070.01616.32
7.4.50.0060.00316.52
7.4.40.0060.01016.33
7.4.30.0060.01616.47
7.4.00.0080.00614.94
7.3.330.0050.00013.30
7.3.320.0060.00013.27
7.3.310.0080.00016.49
7.3.300.0030.00316.32
7.3.290.0070.00016.46
7.3.280.0080.00916.42
7.3.270.0060.01917.40
7.3.260.0120.00916.51
7.3.250.0080.00916.47
7.3.240.0100.00716.34
7.3.230.0080.01416.39
7.3.210.0030.01716.36
7.3.200.0110.00616.55
7.3.190.0090.00916.60
7.3.180.0030.01316.43
7.3.170.0060.01016.58
7.3.160.0100.00716.54
7.3.120.0060.01015.16
7.3.110.0070.00714.64
7.3.100.0090.00915.00
7.3.90.0100.00015.13
7.3.80.0100.00314.84
7.3.70.0000.00914.61
7.3.60.0090.00614.90
7.3.50.0060.00614.90
7.3.40.0120.00314.91
7.3.30.0030.00714.84
7.3.20.0030.01216.72
7.3.10.0060.00616.77
7.3.00.0030.00916.81
7.2.330.0040.01616.40
7.2.320.0150.00916.75
7.2.310.0130.01016.45
7.2.300.0100.01016.67
7.2.290.0110.01116.68
7.2.250.0120.00915.09
7.2.240.0100.00714.96
7.2.230.0070.01115.04
7.2.220.0050.00515.20
7.2.210.0070.01014.99
7.2.200.0070.00714.92
7.2.190.0100.00315.04
7.2.180.0130.00315.04
7.2.170.0100.00715.00
7.2.60.0100.00716.48
7.2.00.0000.01119.03
7.1.330.0070.00715.64
7.1.320.0000.01015.94
7.1.310.0060.00615.71
7.1.300.0030.01415.85
7.1.290.0000.01415.79
7.1.280.0060.00315.41
7.1.270.0030.01015.82
7.1.260.0130.00315.66
7.1.200.0040.01115.86
7.1.100.0060.00617.98
7.1.70.0040.00416.97
7.1.60.0100.01620.03
7.1.50.0210.01135.02
7.1.00.0030.07722.43
7.0.200.0140.00315.04
7.0.60.0070.08719.99
7.0.50.0130.07717.87
7.0.40.0170.04320.40
7.0.30.0570.08020.09
7.0.20.0230.05020.19
7.0.10.0070.04320.02
7.0.00.0070.05320.16
5.6.280.0000.03320.89
5.6.210.0070.03720.51
5.6.200.0070.05318.24
5.6.190.0100.08020.57
5.6.180.3730.04720.63
5.6.170.0330.07020.45
5.6.160.0070.08320.49
5.6.150.0070.06318.16
5.6.140.0030.08718.16
5.6.130.0100.08018.18
5.6.120.0070.08320.98
5.6.110.0030.07321.01
5.6.100.0100.05321.11
5.6.90.0070.09020.99
5.6.80.0070.05320.36
5.6.70.0870.03020.33
5.5.350.0270.07720.46
5.5.340.0030.08318.00
5.5.330.0030.04720.57
5.5.320.0030.04720.21
5.5.310.0330.04020.28
5.5.300.0130.07018.01
5.5.290.0030.08718.02
5.5.280.0130.08320.90
5.5.270.0070.08020.86
5.5.260.0100.04720.86
5.5.250.0030.07320.58
5.5.240.0270.05020.23
5.4.450.0530.05319.38
5.4.440.0500.05719.47
5.4.430.0470.05719.51
5.4.420.0570.04719.41
5.4.410.0400.05719.35
5.4.400.0470.04719.20
5.4.390.0570.04319.15
5.4.380.0430.05319.15
5.4.370.0530.04719.13
5.4.360.0430.06018.93
5.4.350.0470.05319.08
5.4.340.0600.04319.05
5.4.320.0530.05019.21
5.4.310.0430.05318.78
5.4.300.0500.05019.14
5.4.290.0400.05318.88
5.4.280.0400.05719.12
5.4.270.0370.05319.09
5.4.260.0370.05719.09
5.4.250.0500.05318.98
5.4.240.0400.05719.20
5.4.230.0570.03718.75
5.4.220.0370.05719.14
5.4.210.0570.05019.09
5.4.200.0470.06318.75
5.4.190.0530.05019.05
5.4.180.0500.05319.23
5.4.170.0500.05719.08
5.4.160.0630.04318.75
5.4.150.0330.06019.20
5.4.140.0530.05316.59
5.4.130.0370.05016.58
5.4.120.0600.05316.30
5.4.110.0370.05716.06
5.4.100.0070.05316.52
5.4.90.0200.04316.54
5.4.80.0100.04716.46
5.4.70.0200.04316.21
5.4.60.0130.04316.16
5.4.50.0030.05016.36
5.4.40.0070.03716.36
5.4.30.0000.04716.04
5.4.20.0300.06016.20

preferences:
64.34 ms | 401 KiB | 5 Q