3v4l.org

run code in 300+ PHP versions simultaneously
<?php class X extends ArrayObject { public function first() { return $this[0]; } public function last() { return $this[$this->count()]; } } $array = new X(); $array[] = 'ciao!!!!!!!'; $array[] = 'hello'; $array[] = 'sono'; $array[] = 'ultimo'; echo $array->first(); echo "\n"; echo $array->last();

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)
8.3.40.0040.01118.71
8.3.30.0030.01018.79
8.3.20.0040.00418.73
8.3.10.0030.00520.64
8.3.00.0040.00423.66
8.2.170.0120.00922.96
8.2.160.0070.00720.43
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0080.00019.48
8.2.110.0060.00320.35
8.2.100.0070.00417.97
8.2.90.0000.01019.30
8.2.80.0060.00317.97
8.2.70.0050.00517.75
8.2.60.0080.00018.04
8.2.50.0050.00218.07
8.2.40.0040.00418.22
8.2.30.0000.01018.11
8.2.20.0080.00017.73
8.2.10.0000.00817.68
8.2.00.0050.00317.69
8.1.270.0070.00023.99
8.1.260.0120.00626.35
8.1.250.0040.00428.09
8.1.240.0000.00822.18
8.1.230.0090.00317.58
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0000.00917.22
8.1.190.0040.00417.51
8.1.180.0030.00618.10
8.1.170.0000.00718.82
8.1.160.0040.00418.75
8.1.150.0040.00418.52
8.1.140.0060.00317.36
8.1.130.0070.00017.84
8.1.120.0030.00517.43
8.1.110.0000.00717.44
8.1.100.0040.00417.45
8.1.90.0000.00717.41
8.1.80.0040.00417.43
8.1.70.0070.00017.31
8.1.60.0060.00317.60
8.1.50.0090.00017.36
8.1.40.0050.00317.56
8.1.30.0040.00417.56
8.1.20.0000.00817.71
8.1.10.0040.00417.52
8.1.00.0000.00817.54
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.38
8.0.270.0000.00717.27
8.0.260.0090.00016.79
8.0.250.0040.00417.07
8.0.240.0000.00817.02
8.0.230.0000.00616.93
8.0.220.0050.00316.89
8.0.210.0000.00716.87
8.0.200.0000.00716.97
8.0.190.0050.00216.92
8.0.180.0000.00716.83
8.0.170.0040.00416.79
8.0.160.0040.00416.93
8.0.150.0030.00616.75
8.0.140.0050.00216.86
8.0.130.0000.00613.42
8.0.120.0000.00716.69
8.0.110.0050.00316.89
8.0.100.0030.00616.77
8.0.90.0030.00516.97
8.0.80.0030.01416.93
8.0.70.0040.00416.88
8.0.60.0040.00416.95
8.0.50.0030.00516.88
8.0.30.0100.01017.16
8.0.20.0090.01117.40
8.0.10.0000.00716.91
8.0.00.0090.00916.95
7.4.330.0050.00014.59
7.4.320.0030.00616.45
7.4.300.0040.00416.65
7.4.290.0030.00316.46
7.4.280.0040.00416.62
7.4.270.0000.00616.67
7.4.260.0060.00013.40
7.4.250.0000.00716.55
7.4.240.0000.00716.59
7.4.230.0070.00016.56
7.4.220.0060.01016.51
7.4.210.0080.00816.58
7.4.200.0070.00016.36
7.4.190.0070.00016.49
7.4.160.0040.01216.32
7.4.150.0090.00917.40
7.4.140.0070.00917.86
7.4.130.0120.00616.48
7.4.120.0080.01116.45
7.4.110.0080.01216.58
7.4.100.0080.01216.43
7.4.90.0140.00316.48
7.4.80.0100.00719.04
7.4.70.0080.00716.31
7.4.60.0100.00716.28
7.4.50.0030.00316.39
7.4.40.0090.00622.27
7.4.30.0080.01216.42
7.4.10.0070.00714.98
7.4.00.0100.00615.01
7.3.330.0000.00613.36
7.3.320.0070.00013.40
7.3.310.0030.00316.30
7.3.300.0060.00016.30
7.3.290.0030.01016.41
7.3.280.0070.00916.41
7.3.270.0070.01017.40
7.3.260.0100.00718.24
7.3.250.0130.01216.37
7.3.240.0090.00716.54
7.3.230.0070.01416.63
7.3.210.0130.00316.43
7.3.200.0120.00419.39
7.3.190.0060.00916.51
7.3.180.0030.01316.39
7.3.170.0000.01616.46
7.3.160.0090.01216.45
7.3.130.0060.01014.84
7.3.120.0070.01014.75
7.3.110.0030.01414.88
7.3.100.0070.00714.83
7.3.90.0070.00714.99
7.3.80.0030.01014.52
7.3.70.0050.01014.84
7.3.60.0080.00414.69
7.3.50.0070.00514.66
7.3.40.0050.00614.87
7.3.30.0050.00814.83
7.3.20.0060.00916.51
7.3.10.0050.00616.61
7.3.00.0000.01416.67
7.2.330.0130.00416.68
7.2.320.0070.01016.82
7.2.310.0220.00316.84
7.2.300.0030.01316.63
7.2.290.0150.00316.35
7.2.260.0090.00915.03
7.2.250.0090.00915.30
7.2.240.0100.00715.11
7.2.230.0050.01415.18
7.2.220.0040.00915.24
7.2.210.0050.00915.07
7.2.200.0050.00915.08
7.2.190.0060.00815.05
7.2.180.0060.00515.01
7.2.170.0030.00914.96
7.2.160.0080.00814.92
7.2.150.0040.00817.01
7.2.140.0060.00616.93
7.2.130.0030.01017.00
7.2.120.0040.00416.77
7.2.110.0040.01016.63
7.2.100.0060.00816.78
7.2.90.0050.00916.81
7.2.80.0050.00916.88
7.2.70.0000.01516.87
7.2.60.0090.00616.88
7.2.50.0080.00616.82
7.2.40.0070.00416.93
7.2.30.0060.01116.84
7.2.20.0020.01117.07
7.2.10.0080.00317.02
7.2.00.0070.00517.87
7.1.330.0050.00815.66
7.1.320.0060.00615.69
7.1.310.0050.01015.95
7.1.300.0100.00515.73
7.1.290.0000.01215.82
7.1.280.0040.00815.57
7.1.270.0030.01015.69
7.1.260.0050.00815.78
7.1.250.0030.01115.86
7.1.240.0030.00815.88
7.1.230.0030.00815.83
7.1.220.0050.00815.81
7.1.210.0060.00915.83
7.1.200.0060.00615.79
7.1.190.0020.01315.74
7.1.180.0070.00615.74
7.1.170.0050.00315.54
7.1.160.0090.00515.74
7.1.150.0060.00815.93
7.1.140.0100.00215.77
7.1.130.0070.00515.69
7.1.120.0050.00615.60
7.1.110.0070.00815.84
7.1.100.0060.00716.55
7.1.90.0090.00315.89
7.1.80.0020.01215.69
7.1.70.0080.00516.37
7.1.60.0100.00816.86
7.1.50.0060.00816.28
7.1.40.0050.00815.81
7.1.30.0050.00915.95
7.1.20.0060.00815.81
7.1.10.0010.01015.77
7.1.00.0050.03018.00
7.0.330.0030.01215.47
7.0.320.0050.00515.25
7.0.310.0070.00515.56
7.0.300.0090.00215.24
7.0.290.0070.00415.33
7.0.280.0020.01215.32
7.0.270.0050.00915.16
7.0.260.0080.00515.29
7.0.250.0050.00815.27
7.0.240.0060.00315.48
7.0.230.0020.01015.51
7.0.220.0050.00715.29
7.0.210.0100.00315.60
7.0.200.0080.00515.90
7.0.190.0050.00715.63
7.0.180.0070.00615.61
7.0.170.0060.00815.48
7.0.160.0000.01315.40
7.0.150.0010.01015.60
7.0.140.0040.03017.61
7.0.130.0040.01115.49
7.0.120.0040.00715.36
7.0.110.0070.00815.37
7.0.100.0110.00215.40
7.0.90.0080.00315.40
7.0.80.0050.00715.60
7.0.70.0030.01115.13
7.0.60.0070.03316.90
7.0.50.0070.02616.30
7.0.40.0030.02114.81
7.0.30.0060.03214.96
7.0.20.0040.03114.93
7.0.10.0070.03014.94
7.0.00.0050.02914.92
5.6.400.0060.00314.24
5.6.390.0030.01014.53
5.6.380.0050.00914.25
5.6.370.0050.00814.48
5.6.360.0050.01014.49
5.6.350.0040.00814.35
5.6.340.0060.00914.42
5.6.330.0070.00514.71
5.6.320.0080.00714.52
5.6.310.0060.00614.14
5.6.300.0040.00714.66
5.6.290.0040.00914.22
5.6.280.0050.02816.47
5.6.270.0060.00614.48
5.6.260.0040.00614.25
5.6.250.0020.01014.41
5.6.240.0050.00814.57
5.6.230.0050.00814.52
5.6.220.0050.00914.27
5.6.210.0090.02816.51
5.6.200.0050.03015.69
5.6.190.0070.02015.71
5.6.180.0060.03315.62
5.6.170.0040.03415.71
5.6.160.0070.02015.70
5.6.150.0040.01715.58
5.6.140.0100.02915.58
5.6.130.0080.02415.52
5.6.120.0060.03215.63
5.6.110.0080.03015.69
5.6.100.0050.02815.61
5.6.90.0040.02515.59
5.6.80.0090.01915.40
5.6.70.0040.03215.54
5.6.60.0050.03115.45
5.6.50.0100.02615.38
5.6.40.0080.02415.44
5.6.30.0060.03215.32
5.6.20.0060.03115.29
5.6.10.0070.03015.34
5.6.00.0050.03015.38
5.5.380.0070.00612.67
5.5.370.0010.01012.64
5.5.360.0050.00713.02
5.5.350.1350.01715.37
5.5.340.0060.02714.56
5.5.330.0060.03014.43
5.5.320.0060.03014.49
5.5.310.0040.02414.41
5.5.300.0080.02814.45
5.5.290.0040.02314.54
5.5.280.0040.03314.53
5.5.270.0080.03014.57
5.5.260.0040.02414.38
5.5.250.0080.02314.32
5.5.240.0070.02814.33
5.5.230.0120.02714.25
5.5.220.0070.03014.29
5.5.210.0030.03014.33
5.5.200.0060.01614.11
5.5.190.0040.02014.23
5.5.180.0060.02714.30
5.5.170.0080.00514.28
5.5.160.0120.02214.27
5.5.150.0030.03314.32
5.5.140.0090.02814.36
5.5.130.0050.02414.37
5.5.120.0070.02914.30
5.5.110.0070.03114.30
5.5.100.0060.03414.10
5.5.90.0050.02714.32
5.5.80.0050.02314.26
5.5.70.0080.01914.33
5.5.60.0060.03114.23
5.5.50.0110.02214.13
5.5.40.0100.02214.21
5.5.30.0070.01914.24
5.5.20.0040.01814.20
5.5.10.0050.02414.24
5.5.00.0070.02114.26
5.4.450.0060.03013.90
5.4.440.0070.02813.93
5.4.430.0110.01313.90
5.4.420.0060.02913.84
5.4.410.0100.02613.93
5.4.400.0010.03113.83
5.4.390.0080.02613.67
5.4.380.0090.02813.71
5.4.370.0100.02813.74
5.4.360.0070.03113.65
5.4.350.0120.02313.72
5.4.340.0050.01813.75
5.4.330.0040.00711.12
5.4.320.0080.03013.63
5.4.310.0090.02413.62
5.4.300.0070.01913.86
5.4.290.0080.02713.65
5.4.280.0060.02013.80
5.4.270.0100.02713.63
5.4.260.0080.02413.75
5.4.250.0090.02813.77
5.4.240.0110.02513.72
5.4.230.0060.01813.65
5.4.220.0080.02813.72
5.4.210.0050.03113.63
5.4.200.0080.02213.68
5.4.190.0070.02713.59
5.4.180.0040.02813.58
5.4.170.0060.03113.63
5.4.160.0080.03013.67
5.4.150.0080.02313.73
5.4.140.0100.02212.65
5.4.130.0050.02112.90
5.4.120.0080.02712.72
5.4.110.0060.01712.76
5.4.100.0110.02512.88
5.4.90.0070.01812.81
5.4.80.0090.01812.95
5.4.70.0070.01912.86
5.4.60.0090.01412.78
5.4.50.0050.03012.91
5.4.40.0040.03112.84
5.4.30.0060.03112.91
5.4.20.0060.02712.90
5.4.10.0040.02112.90
5.4.00.0060.02712.67
5.3.290.0110.02012.08
5.3.280.0040.02011.94
5.3.270.0090.02612.02
5.3.260.0070.02912.03
5.3.250.0060.02911.95
5.3.240.0040.02811.80
5.3.230.0050.03011.94
5.3.220.0060.02811.89
5.3.210.0090.02211.97
5.3.200.0040.03111.91
5.3.190.0100.01412.02
5.3.180.0090.02612.04
5.3.170.0070.02712.11
5.3.160.0100.02812.09
5.3.150.0050.01912.11
5.3.140.0080.01811.97
5.3.130.0060.03011.94
5.3.120.0050.02211.98
5.3.110.0070.02311.98
5.3.100.0050.02411.76
5.3.90.0090.02711.85
5.3.80.0010.03311.71
5.3.70.0070.02111.71
5.3.60.0060.02811.80
5.3.50.0080.01911.65
5.3.40.0100.02411.76
5.3.30.0040.02411.64
5.3.20.0090.01911.49
5.3.10.0060.02711.39
5.3.00.0030.02811.43
5.2.170.0070.03310.76
5.2.160.0070.03010.65
5.2.150.0060.03310.76
5.2.140.0040.03310.68
5.2.130.0070.02810.73
5.2.120.0030.03510.71
5.2.110.0070.02810.64
5.2.100.0040.02810.73
5.2.90.0050.03110.73
5.2.80.0090.03010.72
5.2.70.0040.02410.70
5.2.60.0030.01810.73
5.2.50.0080.02610.69
5.2.40.0050.03310.68
5.2.30.0000.03010.59
5.2.20.0040.03410.64
5.2.10.0020.03210.61
5.2.00.0090.02910.54
5.1.60.0050.02810.13
5.1.50.0050.01810.14
5.1.40.0050.02510.13
5.1.30.0030.02010.33
5.1.20.0080.02810.35
5.1.10.0000.02910.20
5.1.00.0050.02910.15
5.0.50.0050.0229.54
5.0.40.0060.0239.38
5.0.30.0040.0349.26
5.0.20.0040.0209.29
5.0.10.0060.0129.23
5.0.00.0020.0209.23
4.4.90.0030.0089.01
4.4.80.0030.0179.01
4.4.70.0020.0219.01
4.4.60.0050.0139.01
4.4.50.0020.0179.01
4.4.40.0030.0299.01
4.4.30.0030.0149.01
4.4.20.0030.0189.01
4.4.10.0000.0229.01
4.4.00.0050.0279.01
4.3.110.0000.0239.01
4.3.100.0050.0199.01
4.3.90.0030.0139.01
4.3.80.0000.0179.01
4.3.70.0020.0109.01
4.3.60.0050.0059.01
4.3.50.0010.0119.01
4.3.40.0020.0159.01
4.3.30.0020.0089.01
4.3.20.0050.0079.01
4.3.10.0020.0109.01
4.3.00.0030.0079.01

preferences:
43.12 ms | 400 KiB | 5 Q