3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'a:3:{i:0;O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";i:1;}i:0;i:1;i:1;R:3;}'; $x = unserialize($x); var_dump($x[1]);

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)
8.3.60.0040.01116.50
8.3.50.0110.00716.39
8.3.40.0090.00618.79
8.3.30.0000.01518.51
8.3.20.0070.00020.26
8.3.10.0080.00023.64
8.3.00.0080.00019.79
8.2.180.0110.01116.63
8.2.170.0140.00322.96
8.2.160.0070.01020.52
8.2.150.0030.00624.18
8.2.140.0070.00724.66
8.2.130.0080.00026.16
8.2.120.0060.00317.50
8.2.110.0070.00420.84
8.2.100.0090.00317.75
8.2.90.0000.00919.22
8.2.80.0000.00817.97
8.2.70.0000.00917.63
8.2.60.0080.00017.80
8.2.50.0050.00318.07
8.2.40.0060.00321.13
8.2.30.0020.00519.85
8.2.20.0040.00417.69
8.2.10.0000.00718.03
8.2.00.0000.00718.06
8.1.280.0030.01725.92
8.1.270.0070.00720.24
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00320.93
8.1.230.0040.00817.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.25
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0000.00718.50
8.1.160.0000.00721.92
8.1.150.0070.00018.82
8.1.140.0080.00017.33
8.1.130.0080.00017.55
8.1.120.0000.00717.41
8.1.110.0040.00417.26
8.1.100.0040.00417.31
8.1.90.0050.00317.35
8.1.80.0000.00717.35
8.1.70.0040.00417.34
8.1.60.0000.00817.56
8.1.50.0030.00517.49
8.1.40.0000.00817.52
8.1.30.0050.00317.66
8.1.20.0000.00717.55
8.1.10.0020.00517.61
8.1.00.0030.00617.52
8.0.300.0040.00418.77
8.0.290.0030.00616.63
8.0.280.0030.00318.39
8.0.270.0070.00017.20
8.0.260.0030.00317.09
8.0.250.0050.00216.86
8.0.240.0040.00416.88
8.0.230.0000.00716.93
8.0.220.0070.00016.95
8.0.210.0040.00416.86
8.0.200.0060.00016.95
8.0.190.0000.00816.96
8.0.180.0040.00416.88
8.0.170.0060.00316.82
8.0.160.0030.00516.97
8.0.150.0030.00316.82
8.0.140.0000.00716.88
8.0.130.0000.00613.34
8.0.120.0080.00016.86
8.0.110.0060.00316.75
8.0.100.0000.00716.95
8.0.90.0050.00216.77
8.0.80.0060.00916.87
8.0.70.0060.00316.73
8.0.60.0000.00716.93
8.0.50.0000.00816.76
8.0.30.0090.00917.14
8.0.20.0110.00817.40
8.0.10.0050.00317.01
8.0.00.0100.00716.66
7.4.330.0020.00215.08
7.4.320.0000.00616.46
7.4.300.0030.00316.47
7.4.290.0060.00316.59
7.4.280.0000.00716.41
7.4.270.0030.00316.45
7.4.260.0000.00716.43
7.4.250.0050.00316.55
7.4.240.0060.00216.50
7.4.230.0000.00616.63
7.4.220.0200.00616.62
7.4.210.0030.01316.64
7.4.200.0040.00416.35
7.4.160.0130.01016.23
7.4.150.0060.01217.40
7.4.140.0130.01017.86
7.4.130.0090.01016.42
7.4.120.0070.01416.65
7.4.110.0120.00616.46
7.4.100.0210.00316.52
7.4.90.0090.00916.36
7.4.80.0070.01119.39
7.4.70.0100.00716.53
7.4.60.0110.00716.49
7.4.50.0000.00816.29
7.4.40.0120.00316.43
7.4.30.0100.00816.52
7.4.00.0060.00915.09
7.3.330.0020.00213.15
7.3.320.0030.00313.10
7.3.310.0070.00016.08
7.3.300.0030.00316.23
7.3.290.0060.00816.23
7.3.280.0120.01016.19
7.3.270.0080.00817.40
7.3.260.0130.00416.34
7.3.250.0100.00716.33
7.3.240.0100.00716.37
7.3.230.0100.00716.39
7.3.210.0090.00916.58
7.3.200.0050.01016.39
7.3.190.0100.00616.60
7.3.180.0120.00616.21
7.3.170.0100.01016.39
7.3.160.0090.01016.50
7.3.120.0040.01414.75
7.3.110.0060.01014.74
7.3.100.0030.01014.43
7.3.90.0030.01414.85
7.3.80.0040.00914.75
7.3.70.0040.00814.52
7.3.60.0030.01014.54
7.3.50.0030.01114.59
7.3.40.0070.00714.76
7.3.30.0070.01014.41
7.3.20.0000.01516.43
7.3.10.0000.00916.36
7.3.00.0040.01116.40
7.2.330.0140.00316.67
7.2.320.0070.01116.34
7.2.310.0060.01016.29
7.2.300.0100.00716.67
7.2.290.0110.00516.60
7.2.240.0100.00314.93
7.2.230.0030.01314.87
7.2.220.0070.01014.95
7.2.210.0070.00714.88
7.2.200.0090.00014.75
7.2.190.0060.00915.13
7.2.180.0090.00614.83
7.2.170.0060.00314.95
7.2.160.0100.00615.12
7.2.150.0080.00816.99
7.2.140.0070.00716.75
7.2.130.0070.01017.00
7.2.120.0090.00916.71
7.2.110.0040.01216.82
7.2.100.0000.01716.97
7.2.90.0000.01016.77
7.2.80.0070.00716.90
7.2.70.0070.00316.73
7.2.60.0050.00916.69
7.2.50.0070.00416.49
7.2.40.0100.00316.59
7.2.30.0040.00716.93
7.2.20.0110.00316.84
7.2.10.0030.00916.97
7.2.00.0060.00617.93
7.1.330.0070.00715.47
7.1.320.0070.00715.89
7.1.310.0070.00715.67
7.1.300.0030.00615.75
7.1.290.0070.00715.94
7.1.280.0030.01215.54
7.1.270.0060.00315.57
7.1.260.0000.00815.96
7.1.250.0060.00615.69
7.1.200.0000.00915.43
7.1.100.0030.00618.20
7.1.70.0040.00416.95
7.1.60.0070.01720.03
7.1.50.0090.00416.96
7.1.00.0070.07322.31
7.0.200.0030.00516.49
7.0.60.0170.05720.02
7.0.50.0070.05717.87
7.0.40.0170.04319.98
7.0.30.0230.04320.22
7.0.20.0330.07720.04
7.0.10.0070.09020.20
7.0.00.0070.08020.09
5.6.280.0000.03321.06
5.6.210.0100.06020.61
5.6.200.0130.07318.18
5.6.190.0030.08020.35
5.6.180.0130.03720.59
5.6.170.0200.04320.33
5.6.160.0070.07020.45
5.6.150.0070.04718.12
5.6.140.0100.07718.20
5.6.130.0070.03718.07
5.6.120.0000.07021.00
5.6.110.0230.06720.99
5.6.100.0130.08021.08
5.6.90.0070.07321.12
5.6.80.0070.08720.52
5.5.350.4000.03320.51
5.5.340.0100.07717.95
5.5.330.0230.07020.13
5.5.320.0370.04720.21
5.5.310.0230.04720.50
5.5.300.0030.04718.01
5.5.290.0030.08718.01
5.5.280.0070.08320.96
5.5.270.0070.06720.96
5.5.260.0200.07320.75
5.5.250.0070.04320.52
5.5.240.0100.03720.25
5.4.450.0330.05719.54
5.4.440.0600.05319.45
5.4.430.0430.05019.40
5.4.420.0330.05719.45
5.4.410.0500.04719.24
5.4.400.0470.04318.93
5.4.390.0330.06019.05
5.4.380.0530.05718.78
5.4.370.0230.06019.20
5.4.360.0400.04019.12
5.4.350.0330.05319.00
5.4.340.0430.04718.79
5.4.320.0370.05719.09
5.4.310.0430.05319.23
5.4.300.0400.05018.88
5.4.290.0500.03719.09
5.4.280.0300.05718.83
5.4.270.0330.05719.04
5.4.260.0470.05718.77
5.4.250.0330.05719.12
5.4.240.0300.06018.88
5.4.230.0370.05019.04
5.4.220.0330.05318.79
5.4.210.0300.05719.00
5.4.200.0430.04319.00
5.4.190.0430.06719.07
5.4.180.0430.06018.82
5.4.170.0370.05319.06
5.4.160.0400.05318.90
5.4.150.0630.05718.72
5.4.140.0500.04316.31
5.4.130.0400.04316.30
5.4.120.0370.05316.30
5.4.110.0330.04716.39
5.4.100.0300.04716.18
5.4.90.0400.05716.38
5.4.80.0330.04016.36
5.4.70.0270.06316.39
5.4.60.0230.06016.36
5.4.50.0070.04016.36
5.4.40.0200.03716.41
5.4.30.0000.03316.45
5.4.20.0030.07316.43
5.4.10.0370.06316.32

preferences:
49.32 ms | 400 KiB | 5 Q