3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=array(); $a[-2]=mt_rand(0,1); $a[-1]=mt_rand(0,1); $a[0] =mt_rand(0,1); $a[ 1]=mt_rand(0,1); $obj=(object)$a; echo $obj->{-2}.', '.$obj->{0}.', '.$obj->{1}."\n"; $b =(array)$obj; echo $b[-2].', '.$b[0].', '.$b[1]."\n"; $obj=unserializable(serializable($obj)); echo $obj->{-2}.', '.$obj->{0}.', '.$obj->{1}."\n"; ?>

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)
7.4.10.0090.00614.79
7.4.00.0000.01814.84
7.3.130.0060.00715.01
7.3.120.0100.00715.00
7.3.110.0070.00714.68
7.3.100.0030.01314.79
7.3.90.0060.00614.90
7.3.80.0090.00614.96
7.3.70.0070.00714.57
7.3.60.0090.00614.65
7.3.50.0140.00314.86
7.3.40.0000.01714.86
7.3.30.0060.00914.85
7.3.20.0060.00916.52
7.3.10.0030.00716.70
7.3.00.0030.00616.83
7.2.260.0060.01215.29
7.2.250.0080.01115.05
7.2.240.0030.01214.90
7.2.230.0000.01515.07
7.2.220.0070.00715.08
7.2.210.0060.00614.80
7.2.200.0000.01114.81
7.2.190.0030.01014.81
7.2.180.0020.01614.91
7.2.170.0030.01014.90
7.2.160.0040.01114.93
7.2.150.0000.01316.85
7.2.140.0040.01116.61
7.2.130.0000.01416.97
7.2.120.0030.01216.82
7.2.110.0100.01016.84
7.2.100.0040.01417.02
7.2.90.0070.01316.70
7.2.80.0000.02116.87
7.2.70.0090.00917.08
7.2.60.0000.00916.98
7.2.50.0070.00717.01
7.2.40.0060.00916.95
7.2.30.0080.00616.59
7.2.20.0110.00716.86
7.2.10.0070.01117.00
7.2.00.0020.01318.10
7.1.330.0080.00415.77
7.1.320.0040.00715.80
7.1.310.0030.00915.58
7.1.300.0000.01115.94
7.1.290.0040.00415.85
7.1.280.0090.00315.97
7.1.270.0070.00415.85
7.1.260.0000.01515.93
7.1.250.0050.00515.75
7.1.240.0100.00715.54
7.1.230.0070.00716.02
7.1.220.0060.01215.82
7.1.210.0040.00715.90
7.1.200.0040.01415.89
7.1.190.0100.00615.93
7.1.180.0030.00915.87
7.1.170.0070.01015.75
7.1.160.0120.00315.58
7.1.150.0030.00715.97
7.1.140.0040.01115.78
7.1.130.0000.01415.92
7.1.120.0060.00615.75
7.1.110.0100.00315.75
7.1.100.0060.00915.90
7.1.90.0040.01215.97
7.1.80.0050.00515.95
7.1.70.0030.00716.49
7.1.60.0080.01017.64
7.1.50.0100.00816.14
7.1.40.0040.01215.84
7.1.30.0040.00815.52
7.1.20.0030.01215.80
7.1.10.0000.01415.93
7.1.00.0000.04419.13
7.0.330.0000.01515.41
7.0.320.0060.00615.50
7.0.310.0030.01015.37
7.0.300.0090.00315.18
7.0.290.0070.00315.57
7.0.280.0070.00715.43
7.0.270.0070.00715.44
7.0.260.0000.01315.43
7.0.250.0000.01515.43
7.0.240.0030.00915.52
7.0.230.0040.00815.40
7.0.220.0000.01515.54
7.0.210.0030.01015.33
7.0.200.0030.00816.08
7.0.190.0000.01515.20
7.0.180.0140.00015.40
7.0.170.0030.01315.43
7.0.160.0060.00815.33
7.0.150.0040.01115.38
7.0.140.0030.04118.82
7.0.130.0070.01015.50
7.0.120.0040.01415.54
7.0.110.0030.00915.13
7.0.100.0040.00815.44
7.0.90.0060.00815.40
7.0.80.0090.00615.50
7.0.70.0030.01015.20
7.0.60.0060.03517.72
7.0.50.0050.03716.65
7.0.40.0030.04316.84
7.0.30.0150.03716.74
7.0.20.0030.03016.85
7.0.10.0170.04316.77
7.0.00.0110.03616.88
5.6.400.0040.01514.33
5.6.390.0030.01014.10
5.6.380.0070.00714.45
5.6.370.0040.01514.10
5.6.360.0060.00614.26
5.6.350.0090.00314.57
5.6.340.0080.00814.29
5.6.330.0090.00314.27
5.6.320.0060.01214.66
5.6.310.0030.01014.39
5.6.300.0030.00714.12
5.6.290.0060.00914.64
5.6.280.0050.03917.71
5.6.270.0000.01814.53
5.6.260.0130.00014.04
5.6.250.0070.00314.57
5.6.240.0060.00614.29
5.6.230.0030.01214.65
5.6.220.0070.00314.36
5.6.210.0080.04317.48
5.6.200.0110.03216.39
5.6.190.0170.03617.35
5.6.180.0120.03917.60
5.6.170.0200.02517.60
5.6.160.0100.02017.28
5.6.150.0080.04416.39
5.6.140.0070.04216.27
5.6.130.0050.03416.33
5.6.120.0070.04717.76
5.6.110.0070.04717.78
5.6.100.0070.04317.77
5.6.90.0100.04517.79
5.6.80.0030.03517.39
5.6.70.2200.02717.31
5.6.60.0100.00714.60
5.6.50.0130.00314.36
5.6.40.0060.00614.40
5.6.30.0040.01114.26
5.6.20.0000.01114.28
5.6.10.0030.00614.64
5.6.00.0030.00614.51
5.5.380.0060.00614.32
5.5.370.0090.00614.06
5.5.360.0060.00814.59
5.5.350.0080.03517.40
5.5.340.0070.02716.13
5.5.330.0030.04017.31
5.5.320.0230.02017.36
5.5.310.0120.05117.23
5.5.300.0020.04216.21
5.5.290.0060.04116.12
5.5.280.0100.03517.68
5.5.270.0080.03817.38
5.5.260.0080.04117.66
5.5.250.0030.04917.66
5.5.240.0030.02517.35
5.5.230.0070.01014.37
5.5.220.0000.01514.32
5.5.210.0060.00914.33
5.5.200.0100.00314.23
5.5.190.0040.00414.68
5.5.180.0030.01014.36
5.5.170.0060.00814.21
5.5.160.0030.00613.98
5.5.150.0090.00614.59
5.5.140.0090.00614.50
5.5.130.0030.00614.10
5.5.120.0070.00714.32
5.5.110.0070.00414.20
5.5.100.0060.00914.07
5.5.90.0030.01214.44
5.5.80.0030.00914.18
5.5.70.0070.00314.10
5.5.60.0040.00914.12
5.5.50.0030.00914.40
5.5.40.0000.01413.92
5.5.30.0130.00014.41
5.5.20.0100.00014.00
5.5.10.0100.00314.27
5.5.00.0030.01213.92
5.4.450.0470.03315.13
5.4.440.0460.03115.21
5.4.430.0480.03015.38
5.4.420.0430.03015.17
5.4.410.0450.03315.09
5.4.400.0400.03715.03
5.4.390.0110.02915.06
5.4.380.0480.02515.01
5.4.370.0450.03114.97
5.4.360.0420.03414.97
5.4.350.0470.03515.24
5.4.340.0020.02411.59
5.4.330.0000.00710.91
5.4.320.0040.02111.81
5.4.310.0040.02411.71
5.4.300.0060.02011.63
5.4.290.0050.02111.77
5.4.280.0020.02411.75
5.4.270.0070.02011.62
5.4.260.0050.02311.61
5.4.250.0070.01911.57
5.4.240.0030.02011.68
5.4.230.0080.01711.64
5.4.220.0070.02011.53
5.4.210.0050.02111.58
5.4.200.0060.02111.69
5.4.190.0050.02111.73
5.4.180.0030.02311.69
5.4.170.0050.02011.68
5.4.160.0040.02211.71
5.4.150.0030.02311.63
5.4.140.0060.02111.70
5.4.130.0070.01911.45
5.4.120.0070.02011.57
5.4.110.0050.01911.59
5.4.100.0070.02011.46
5.4.90.0040.02211.45
5.4.80.0040.02111.50
5.4.70.0060.02411.54
5.4.60.0040.02311.43
5.4.50.0040.02411.54
5.4.40.0020.02611.42
5.4.30.0020.02611.52
5.4.20.0060.02111.41
5.4.10.0030.02211.50
5.4.00.0050.02111.17
5.3.290.0070.03812.80
5.3.280.0020.04212.71
5.3.270.0050.04012.73
5.3.260.0070.03812.72
5.3.250.0050.03812.72
5.3.240.0060.03712.72
5.3.230.0050.03812.71
5.3.220.0060.03812.68
5.3.210.0060.04012.68
5.3.200.0040.03712.68
5.3.190.0060.03612.68
5.3.180.0040.03812.68
5.3.170.0060.03712.67
5.3.160.0040.03712.67
5.3.150.0080.03412.67
5.3.140.0090.03112.66
5.3.130.0040.04312.66
5.3.120.0060.04112.66
5.3.110.0070.03612.66
5.3.100.0040.03712.12
5.3.90.0060.03412.08
5.3.80.0050.04412.07
5.3.70.0070.04012.07
5.3.60.0090.04612.06
5.3.50.0070.03512.00
5.3.40.0060.04212.00
5.3.30.0060.03611.95
5.3.20.0030.03811.73
5.3.10.0060.03311.70
5.3.00.0070.03511.69
5.2.170.0040.0309.20
5.2.160.0050.0289.20
5.2.150.0020.0379.20
5.2.140.0080.0389.20
5.2.130.0030.0319.15
5.2.120.0040.0309.16
5.2.110.0060.0289.16
5.2.100.0040.0309.16
5.2.90.0050.0349.16
5.2.80.0050.0379.15
5.2.70.0030.0349.16
5.2.60.0070.0289.10
5.2.50.0050.0299.08
5.2.40.0060.0289.05
5.2.30.0060.0349.03
5.2.20.0060.0279.01
5.2.10.0060.0278.95
5.2.00.0050.0288.81
5.1.60.0060.0228.09
5.1.50.0050.0248.09
5.1.40.0010.0278.07
5.1.30.0040.0268.42
5.1.20.0080.0248.44
5.1.10.0050.0268.17
5.1.00.0010.0288.17
5.0.50.0030.0216.65
5.0.40.0020.0216.50
5.0.30.0030.0326.32
5.0.20.0030.0196.29
5.0.10.0030.0226.26
5.0.00.0030.0386.25
4.4.90.0040.0204.78
4.4.80.0020.0184.75
4.4.70.0030.0184.76
4.4.60.0030.0214.75
4.4.50.0020.0184.77
4.4.40.0020.0274.71
4.4.30.0010.0174.76
4.4.20.0020.0174.85
4.4.10.0030.0154.85
4.4.00.0010.0264.76
4.3.110.0000.0184.67
4.3.100.0020.0164.66
4.3.90.0030.0154.64
4.3.80.0020.0254.59
4.3.70.0020.0174.62
4.3.60.0030.0154.63
4.3.50.0030.0174.63
4.3.40.0030.0274.54
4.3.30.0050.0143.28
4.3.20.0020.0153.26
4.3.10.0020.0163.21
4.3.00.0170.0237.03

preferences:
44.57 ms | 401 KiB | 5 Q