3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'a:1:{i:0;O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";R:2;}}'; $x = unserialize($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)
8.3.60.0060.01216.50
8.3.50.0140.00621.14
8.3.40.0030.01318.83
8.3.30.0070.00718.51
8.3.20.0050.00320.16
8.3.10.0040.00423.66
8.3.00.0040.00419.55
8.2.180.0040.01117.00
8.2.170.0070.00722.96
8.2.160.0070.00720.52
8.2.150.0000.00824.18
8.2.140.0030.00524.66
8.2.130.0090.00026.16
8.2.120.0000.01017.50
8.2.110.0040.00719.08
8.2.100.0060.00617.91
8.2.90.0000.00919.09
8.2.80.0090.00017.97
8.2.70.0000.00817.50
8.2.60.0050.00317.90
8.2.50.0090.00318.07
8.2.40.0070.00419.46
8.2.30.0000.00719.79
8.2.20.0040.00417.73
8.2.10.0030.00518.06
8.2.00.0080.00018.00
8.1.280.0070.01425.92
8.1.270.0140.00020.38
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00823.96
8.1.230.0080.00417.52
8.1.220.0040.00417.77
8.1.210.0040.00418.77
8.1.200.0030.00717.35
8.1.190.0050.00317.13
8.1.180.0000.00818.10
8.1.170.0060.00318.53
8.1.160.0060.00322.02
8.1.150.0040.00418.71
8.1.140.0050.00317.44
8.1.130.0040.00417.56
8.1.120.0000.00717.45
8.1.110.0040.00417.30
8.1.100.0040.00417.43
8.1.90.0070.00017.37
8.1.80.0000.00817.36
8.1.70.0070.00017.41
8.1.60.0040.00417.56
8.1.50.0020.00517.56
8.1.40.0000.00817.43
8.1.30.0040.00417.54
8.1.20.0020.00517.55
8.1.10.0030.00517.46
8.1.00.0040.00417.50
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.40
8.0.270.0030.00317.20
8.0.260.0000.00617.12
8.0.250.0080.00016.99
8.0.240.0000.00816.93
8.0.230.0040.00416.87
8.0.220.0000.00716.92
8.0.210.0030.00416.76
8.0.200.0000.00817.00
8.0.190.0000.00716.86
8.0.180.0040.00416.93
8.0.170.0060.00316.81
8.0.160.0030.00416.91
8.0.150.0030.00416.82
8.0.140.0000.00816.82
8.0.130.0060.00013.38
8.0.120.0070.00016.87
8.0.110.0070.00016.78
8.0.100.0080.00016.93
8.0.90.0040.00416.93
8.0.80.0090.00916.93
8.0.70.0080.00016.74
8.0.60.0000.00716.78
8.0.50.0030.00516.90
8.0.30.0140.00417.04
8.0.20.0090.01117.40
8.0.10.0000.00717.09
8.0.00.0100.00816.84
7.4.330.0000.00515.08
7.4.320.0040.00416.60
7.4.300.0000.00616.50
7.4.290.0080.00316.56
7.4.280.0000.00816.43
7.4.270.0000.00716.61
7.4.260.0110.00016.35
7.4.250.0040.00416.52
7.4.240.0060.00216.54
7.4.230.0070.00016.38
7.4.220.0060.01216.49
7.4.210.0060.00916.46
7.4.200.0000.00716.44
7.4.160.0030.01316.44
7.4.150.0090.01017.40
7.4.140.0110.00817.86
7.4.130.0100.00816.31
7.4.120.0190.00616.44
7.4.110.0060.01316.49
7.4.100.0130.00616.42
7.4.90.0030.01416.49
7.4.80.0130.00819.39
7.4.70.0100.01316.42
7.4.60.0170.00616.44
7.4.50.0040.00416.25
7.4.40.0070.01016.47
7.4.30.0110.01016.69
7.4.00.0090.00914.80
7.3.330.0000.00513.05
7.3.320.0020.00213.00
7.3.310.0050.00216.14
7.3.300.0040.00416.18
7.3.290.0080.00916.09
7.3.280.0030.01416.19
7.3.270.0070.01117.40
7.3.260.0140.01016.42
7.3.250.0130.00916.32
7.3.240.0140.00916.17
7.3.230.0100.00716.39
7.3.210.0090.00916.28
7.3.200.0070.01116.25
7.3.190.0090.00916.36
7.3.180.0100.00616.18
7.3.170.0080.00816.27
7.3.160.0110.01016.35
7.2.330.0000.01916.63
7.2.320.0030.02116.31
7.2.310.0100.00716.61
7.2.300.0170.00016.63
7.2.290.0070.01416.60
7.2.60.0060.01016.77
7.2.00.0110.00319.31
7.1.200.0030.00915.59
7.1.100.0040.00817.91
7.1.70.0070.00716.96
7.1.60.0110.01420.03
7.1.50.0070.00716.58
7.1.00.0070.07322.54
7.0.200.0040.00416.75
7.0.60.0070.05719.92
7.0.50.0130.07317.81
7.0.40.0130.08020.20
7.0.30.0230.03720.13
7.0.20.0230.04320.09
7.0.10.0070.08320.30
7.0.00.0070.04320.20
5.6.280.0030.04020.98
5.6.210.0100.05320.50
5.6.200.0070.05018.12
5.6.190.0100.08720.33
5.6.180.0470.03720.41
5.6.170.0230.05320.52
5.6.160.0000.09320.47
5.6.150.0000.04018.21
5.6.140.0030.05018.21
5.6.130.0070.07318.16
5.6.120.0030.05720.89
5.6.110.0100.08021.12
5.6.100.0130.08021.01
5.6.90.0130.07021.11
5.6.80.0070.06320.52
5.5.350.3970.04020.45
5.5.340.0100.03317.95
5.5.330.0070.05320.29
5.5.320.0300.04020.17
5.5.310.0270.03720.18
5.5.300.0130.05017.91
5.5.290.0170.07017.93
5.5.280.0200.07020.68
5.5.270.0070.05020.85
5.5.260.0070.04720.78
5.5.250.0000.08720.46
5.5.240.0030.06020.20
5.4.450.0070.05719.25
5.4.440.0170.05019.52
5.4.430.0130.05719.25
5.4.420.0100.05319.20
5.4.410.0100.05319.12
5.4.400.0100.05318.93
5.4.390.0170.05019.11
5.4.380.0170.04719.09
5.4.370.0130.05019.29
5.4.360.0030.06019.16
5.4.350.0230.04319.16
5.4.340.0200.04719.16
5.4.320.0070.05719.07
5.4.310.0130.05018.92
5.4.300.0130.05718.97
5.4.290.0030.06319.20
5.4.280.0200.04719.11
5.4.270.0170.04718.92
5.4.260.0130.05019.09
5.4.250.0130.05019.04
5.4.240.0230.04019.20
5.4.230.0170.04719.19
5.4.220.0170.05019.13
5.4.210.0070.05718.92
5.4.200.0130.05019.22
5.4.190.0130.05319.04
5.4.180.0200.04719.20
5.4.170.0100.05719.09
5.4.160.0100.05018.86
5.4.150.0070.05719.05
5.4.140.0270.05016.39
5.4.130.0300.05316.48
5.4.120.0330.04716.43
5.4.110.0300.05016.49
5.4.100.0370.04716.19
5.4.90.0230.05716.47
5.4.80.0400.04316.50
5.4.70.0300.07016.37
5.4.60.0270.04316.36
5.4.50.0230.06316.04
5.4.40.0330.06316.36
5.4.30.0030.03316.43
5.4.20.0000.05316.04
5.4.10.0300.04316.34

preferences:
52.6 ms | 401 KiB | 5 Q