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";a:1:{i:0;i:1;}}i:1;r:3;i:2;R:5;}'; $x = unserialize($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)
8.3.60.0140.00016.61
8.3.50.0100.00316.57
8.3.40.0070.00718.81
8.3.30.0110.00418.84
8.3.20.0030.00320.38
8.3.10.0030.00623.63
8.3.00.0040.00419.80
8.2.180.0150.00325.92
8.2.170.0070.00722.96
8.2.160.0100.00319.46
8.2.150.0050.00324.18
8.2.140.0110.00424.66
8.2.130.0060.00326.16
8.2.120.0060.00317.63
8.2.110.0090.00022.26
8.2.100.0060.00717.63
8.2.90.0040.00419.16
8.2.80.0080.00017.97
8.2.70.0050.00317.49
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0020.00519.38
8.2.30.0080.00019.69
8.2.20.0040.00417.77
8.2.10.0000.00718.08
8.2.00.0040.00417.98
8.1.280.0160.00025.92
8.1.270.0090.00620.25
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0070.00322.46
8.1.230.0120.00017.42
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0090.00017.35
8.1.190.0000.00817.23
8.1.180.0030.00518.10
8.1.170.0000.00718.45
8.1.160.0000.00721.88
8.1.150.0020.00518.94
8.1.140.0040.00417.38
8.1.130.0000.00717.52
8.1.120.0030.00317.31
8.1.110.0040.00417.29
8.1.100.0030.00617.33
8.1.90.0000.00817.30
8.1.80.0040.00417.43
8.1.70.0000.00717.38
8.1.60.0040.00417.60
8.1.50.0000.00817.54
8.1.40.0000.00817.57
8.1.30.0040.00417.61
8.1.20.0000.00717.62
8.1.10.0000.00717.61
8.1.00.0080.00017.38
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0030.00318.35
8.0.270.0070.00017.19
8.0.260.0030.00317.20
8.0.250.0000.00717.02
8.0.240.0000.00917.07
8.0.230.0000.00716.96
8.0.220.0030.00316.86
8.0.210.0030.00316.88
8.0.200.0060.00017.01
8.0.190.0040.00416.91
8.0.180.0030.00616.99
8.0.170.0050.00316.97
8.0.160.0050.00217.00
8.0.150.0040.00416.79
8.0.140.0080.00016.83
8.0.130.0030.00313.37
8.0.120.0040.00416.77
8.0.110.0040.00416.88
8.0.100.0060.00317.00
8.0.90.0000.00716.80
8.0.80.0070.01016.88
8.0.70.0030.00616.88
8.0.60.0030.00316.75
8.0.50.0000.00816.89
8.0.30.0100.01017.18
8.0.20.0110.00717.40
8.0.10.0040.00417.01
8.0.00.0100.00816.73
7.4.330.0050.00015.08
7.4.320.0000.00616.32
7.4.300.0030.00316.46
7.4.290.0030.00316.44
7.4.280.0070.00016.45
7.4.270.0000.00716.53
7.4.260.0060.00316.48
7.4.250.0040.00416.52
7.4.240.0030.00516.38
7.4.230.0030.00316.36
7.4.220.0120.01216.38
7.4.210.0080.01016.46
7.4.200.0000.00716.34
7.4.160.0100.00716.76
7.4.150.0070.01017.40
7.4.140.0160.00517.86
7.4.130.0140.00616.50
7.4.120.0110.01016.49
7.4.110.0120.01216.70
7.4.100.0150.00416.69
7.4.90.0100.00716.52
7.4.80.0200.00319.39
7.4.70.0040.01516.49
7.4.60.0140.00316.50
7.4.50.0040.00416.64
7.4.40.0080.00816.49
7.4.30.0150.00916.68
7.4.00.0100.00614.96
7.3.330.0020.00213.29
7.3.320.0050.00013.32
7.3.310.0090.00016.48
7.3.300.0000.00716.40
7.3.290.0030.00316.38
7.3.280.0060.01016.42
7.3.270.0140.00317.40
7.3.260.0060.01316.49
7.3.250.0110.00716.54
7.3.240.0070.01016.41
7.3.230.0130.00416.67
7.3.210.0100.00716.58
7.3.200.0130.00316.58
7.3.190.0060.01016.46
7.3.180.0040.01316.62
7.3.170.0140.00316.46
7.3.160.0100.01016.55
7.3.120.0040.01114.91
7.3.110.0000.01114.93
7.3.100.0110.00414.99
7.3.90.0030.00914.83
7.3.80.0030.01015.10
7.3.70.0040.00914.75
7.3.60.0070.00414.73
7.3.50.0070.00314.62
7.3.40.0070.00314.88
7.3.30.0030.00914.92
7.3.20.0060.00616.71
7.3.10.0000.01316.72
7.3.00.0030.00916.83
7.2.330.0100.01016.51
7.2.320.0030.01716.43
7.2.310.0000.01816.38
7.2.300.0030.01316.65
7.2.290.0130.00516.34
7.2.240.0060.01214.61
7.2.230.0000.01215.21
7.2.220.0070.01014.62
7.2.210.0000.01414.94
7.2.200.0050.00814.99
7.2.190.0170.00014.61
7.2.180.0060.00914.71
7.2.170.0070.01114.92
7.2.160.0000.01714.66
7.2.150.0070.01016.84
7.2.140.0100.00716.95
7.2.130.0030.00716.82
7.2.120.0120.00316.96
7.2.110.0000.01116.74
7.2.100.0030.01016.51
7.2.90.0110.00416.85
7.2.80.0000.01216.86
7.2.70.0100.00016.80
7.2.60.0070.01016.81
7.2.50.0000.01216.62
7.2.40.0060.00616.57
7.2.30.0030.01216.66
7.2.20.0030.01016.90
7.2.10.0070.01016.84
7.2.00.0050.00517.91
7.1.330.0070.01015.56
7.1.320.0040.01115.73
7.1.310.0080.00016.12
7.1.300.0060.00615.66
7.1.290.0030.01015.79
7.1.280.0030.01215.57
7.1.270.0030.01015.85
7.1.260.0040.00715.86
7.1.250.0060.00915.76
7.1.200.0080.00815.77
7.1.100.0040.01118.19
7.1.70.0060.00316.98
7.1.60.0070.01420.03
7.1.50.0110.01135.01
7.1.00.0030.07022.50
7.0.200.0040.00416.71
7.0.60.0030.07719.85
7.0.50.0070.04717.91
7.0.40.0130.08020.03
7.0.30.0230.04320.02
7.0.20.0230.05720.13
7.0.10.0070.07720.09
7.0.00.0100.05320.18
5.6.280.0000.03320.78
5.6.210.0100.07720.76
5.6.200.0070.04318.21
5.6.190.0030.06720.56
5.6.180.0330.06320.77
5.6.170.0330.07020.49
5.6.160.0100.07720.61
5.6.150.0000.09018.09
5.6.140.0070.05718.18
5.6.130.0100.06018.11
5.6.120.0030.04321.11
5.6.110.0100.07321.00
5.6.100.0000.09321.11
5.6.90.0030.04320.94
5.6.80.0030.04020.37
5.5.350.4200.03720.44
5.5.340.0270.05718.00
5.5.330.0070.08320.28
5.5.320.0270.05720.13
5.5.310.0370.08020.30
5.5.300.0000.07017.91
5.5.290.0030.04317.92
5.5.280.0200.06720.73
5.5.270.0030.04720.86
5.5.260.0170.07320.82
5.5.250.0070.03720.58
5.5.240.0070.07720.22
5.4.450.0400.05019.09
5.4.440.0430.05019.49
5.4.430.0470.05319.26
5.4.420.0500.06019.42
5.4.410.0470.04319.18
5.4.400.0530.04718.76
5.4.390.0400.06718.94
5.4.380.0500.05319.05
5.4.370.0500.05318.88
5.4.360.0370.06319.15
5.4.350.0370.05019.05
5.4.340.0400.05018.87
5.4.320.0400.05319.21
5.4.310.0370.05019.15
5.4.300.0370.05319.19
5.4.290.0370.05719.09
5.4.280.0500.05318.95
5.4.270.0500.05018.95
5.4.260.0430.06018.78
5.4.250.0430.05718.98
5.4.240.0600.04019.23
5.4.230.0470.05019.12
5.4.220.0530.05319.07
5.4.210.0430.05318.88
5.4.200.0630.03719.12
5.4.190.0430.05718.77
5.4.180.0470.05019.12
5.4.170.0530.05019.14
5.4.160.0470.04719.13
5.4.150.0430.06019.13
5.4.140.0430.05716.25
5.4.130.0570.04316.20
5.4.120.0530.04716.43
5.4.110.0500.04716.45
5.4.100.0570.05316.50
5.4.90.0470.04316.50
5.4.80.0470.04716.37
5.4.70.0300.06716.29
5.4.60.0270.04316.16
5.4.50.0230.07716.36
5.4.40.0330.05016.38
5.4.30.0070.04716.45
5.4.20.0230.03016.38
5.4.10.0370.03716.19

preferences:
55.81 ms | 400 KiB | 5 Q