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";O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";r:2;}}i:1;a:2:{i:0;R:3;i:1;R:4;}}'; $x = unserialize($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)
8.3.60.0180.00016.48
8.3.50.0110.00621.24
8.3.40.0150.00618.61
8.3.30.0150.00018.54
8.3.20.0040.00420.34
8.3.10.0080.00023.70
8.3.00.0000.00819.79
8.2.180.0120.00918.54
8.2.170.0160.00422.96
8.2.160.0000.01320.53
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0020.00526.16
8.2.120.0040.00417.50
8.2.110.0090.00020.97
8.2.100.0070.00417.72
8.2.90.0000.00819.23
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0100.00017.80
8.2.50.0050.00318.07
8.2.40.0050.00321.01
8.2.30.0080.00019.66
8.2.20.0040.00417.75
8.2.10.0040.00418.06
8.2.00.0070.00018.08
8.1.280.0060.01025.92
8.1.270.0110.00820.21
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0060.00322.04
8.1.230.0120.00020.78
8.1.220.0080.00017.74
8.1.210.0050.00518.77
8.1.200.0060.00617.35
8.1.190.0000.00817.23
8.1.180.0060.00318.10
8.1.170.0060.00318.66
8.1.160.0050.00321.95
8.1.150.0040.00418.86
8.1.140.0060.00317.39
8.1.130.0060.00317.64
8.1.120.0040.00417.45
8.1.110.0000.00717.30
8.1.100.0040.00417.29
8.1.90.0040.00417.30
8.1.80.0000.00717.42
8.1.70.0070.00017.29
8.1.60.0040.00417.57
8.1.50.0030.00617.39
8.1.40.0040.00417.40
8.1.30.0000.00917.55
8.1.20.0060.00317.52
8.1.10.0040.00417.46
8.1.00.0000.00717.47
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0070.00018.26
8.0.270.0050.00317.13
8.0.260.0060.00017.20
8.0.250.0000.00816.84
8.0.240.0040.00416.83
8.0.230.0070.00016.89
8.0.220.0030.00316.91
8.0.210.0000.00716.91
8.0.200.0060.00017.01
8.0.190.0070.00017.02
8.0.180.0000.00716.81
8.0.170.0070.00016.94
8.0.160.0070.00016.95
8.0.150.0000.00716.86
8.0.140.0070.00016.89
8.0.130.0030.00313.30
8.0.120.0040.00416.90
8.0.110.0040.00416.82
8.0.100.0040.00416.79
8.0.90.0000.00816.70
8.0.80.0140.00316.90
8.0.70.0070.00016.74
8.0.60.0040.00416.85
8.0.50.0000.00716.91
8.0.30.0140.00416.95
8.0.20.0050.01517.40
8.0.10.0000.00816.82
8.0.00.0140.00516.70
7.4.330.0060.00015.08
7.4.320.0000.00616.59
7.4.300.0030.00316.52
7.4.290.0040.00416.43
7.4.280.0000.00816.46
7.4.270.0040.00416.57
7.4.260.0030.00316.43
7.4.250.0040.00416.51
7.4.240.0030.00416.39
7.4.230.0070.00016.36
7.4.220.0060.00916.49
7.4.210.0170.00316.48
7.4.200.0000.00716.39
7.4.160.0080.00816.44
7.4.150.0040.01517.40
7.4.140.0150.00717.86
7.4.130.0040.01416.40
7.4.120.0080.01016.38
7.4.110.0000.02316.48
7.4.100.0100.01316.49
7.4.90.0070.01016.36
7.4.80.0170.00619.39
7.4.70.0030.01516.32
7.4.60.0110.01216.53
7.4.50.0040.00416.66
7.4.40.0090.00916.41
7.4.30.0090.00916.63
7.4.00.0000.01814.96
7.3.330.0060.00013.09
7.3.320.0000.00612.95
7.3.310.0000.00716.15
7.3.300.0000.00716.15
7.3.290.0070.01016.21
7.3.280.0090.00616.21
7.3.270.0060.01317.40
7.3.260.0140.01216.66
7.3.250.0090.01016.34
7.3.240.0120.00616.31
7.3.230.0100.00716.39
7.3.210.0030.01416.33
7.3.200.0070.01116.37
7.3.190.0130.00316.48
7.3.180.0090.00916.26
7.3.170.0090.01216.34
7.3.160.0090.01216.48
7.3.10.0080.00816.12
7.3.00.0100.00316.53
7.2.330.0160.00316.31
7.2.320.0150.01116.41
7.2.310.0110.00716.27
7.2.300.0100.00716.70
7.2.290.0140.00516.70
7.2.130.0130.00316.80
7.2.120.0030.01016.47
7.2.110.0040.00416.20
7.2.100.0040.01216.57
7.2.90.0030.00716.71
7.2.80.0030.01316.58
7.2.70.0090.00316.80
7.2.60.0060.00716.76
7.2.50.0060.00816.45
7.2.40.0040.00416.82
7.2.30.0060.00916.64
7.2.20.0060.00616.83
7.2.10.0060.01216.52
7.2.00.0040.00817.88
7.1.250.0100.00515.42
7.1.200.0070.00315.98
7.1.70.0000.00917.21
7.1.60.0030.00717.11
7.1.50.0060.01016.96
7.1.00.0100.07022.57
7.0.200.0060.00316.69
7.0.60.0030.04319.88
7.0.50.0000.04317.83
7.0.40.0030.08319.98
7.0.30.0200.05320.17
7.0.20.0300.04320.18
7.0.10.0030.07020.35
7.0.00.0100.09020.21
5.6.280.0000.04721.09
5.6.210.0070.08020.75
5.6.200.0170.07318.10
5.6.190.0000.08720.41
5.6.180.0130.08320.60
5.6.170.0400.07720.62
5.6.160.0070.08320.50
5.6.150.0070.08718.16
5.6.140.0070.08018.12
5.6.130.0000.09018.13
5.6.120.0170.07720.98
5.6.110.0100.08321.03
5.6.100.0070.05321.13
5.6.90.0170.07320.99
5.6.80.0070.07020.41
5.5.350.3970.04720.39
5.5.340.0000.05317.91
5.5.330.0100.08020.57
5.5.320.0230.04720.20
5.5.310.0200.04720.28
5.5.300.0070.04318.02
5.5.290.0070.08017.91
5.5.280.0070.08020.86
5.5.270.0030.06320.71
5.5.260.0100.03320.67
5.5.250.0030.04020.68
5.5.240.0130.06320.27
5.4.450.0200.05319.46
5.4.440.0130.07719.57
5.4.430.0100.06019.45
5.4.420.0130.05719.29
5.4.410.0200.05019.40
5.4.400.0100.05719.09
5.4.390.0200.05319.07
5.4.380.0170.05319.13
5.4.370.0070.06019.19
5.4.360.0130.05719.10
5.4.350.0130.06319.10
5.4.340.0030.06319.11
5.4.320.0130.05319.18
5.4.310.0200.04318.95
5.4.300.0170.06319.23
5.4.290.0070.06319.13
5.4.280.0130.05319.09
5.4.270.0200.05019.00
5.4.260.0200.04718.88
5.4.250.0130.05719.10
5.4.240.0370.07019.04
5.4.230.0100.06018.74
5.4.220.0200.05319.20
5.4.210.0170.06318.71
5.4.200.0170.05318.77
5.4.190.0130.05719.08
5.4.180.0200.04719.07
5.4.170.0170.05319.04
5.4.160.0270.04319.11
5.4.150.0200.05719.11
5.4.140.0200.05016.43
5.4.130.0130.05316.18
5.4.120.0300.04316.42
5.4.110.0200.04716.46
5.4.100.0170.05016.56
5.4.90.0130.05016.37
5.4.80.0130.05316.45
5.4.70.0200.07716.32
5.4.60.0200.06016.16
5.4.50.0270.06716.36
5.4.40.0370.06316.36
5.4.30.0000.07016.38
5.4.20.0030.07316.16
5.4.10.0400.06016.31

preferences:
58.68 ms | 401 KiB | 5 Q