3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = new \ArrayObject(["a" => 1]); $x = $o["a"]; echo $x . $u;

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)
8.3.60.0070.01418.41
8.3.50.0140.00621.92
8.3.40.0150.00018.70
8.3.30.0070.00718.98
8.3.20.0040.00420.34
8.3.10.0040.00423.61
8.3.00.0040.00418.94
8.2.180.0090.01218.67
8.2.170.0070.00722.96
8.2.160.0070.01022.01
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0100.00326.16
8.2.120.0000.00819.66
8.2.110.0060.00321.03
8.2.100.0080.00417.84
8.2.90.0000.00817.61
8.2.80.0040.00418.04
8.2.70.0000.00818.05
8.2.60.0000.00718.22
8.2.50.0030.00618.10
8.2.40.0030.00519.52
8.2.30.0050.00219.34
8.2.20.0040.00417.79
8.2.10.0030.00518.18
8.2.00.0040.00417.86
8.1.280.0090.00625.92
8.1.270.0000.00824.66
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0060.00320.89
8.1.230.0110.00021.10
8.1.220.0080.00017.74
8.1.210.0030.00518.77
8.1.200.0000.01017.10
8.1.190.0000.00817.13
8.1.180.0000.00818.10
8.1.170.0030.00618.47
8.1.160.0000.00718.74
8.1.150.0000.00718.79
8.1.140.0040.00417.39
8.1.130.0000.00717.76
8.1.120.0040.00317.28
8.1.110.0080.00017.24
8.1.100.0050.00217.27
8.1.90.0040.00417.28
8.1.80.0070.00017.46
8.1.70.0000.00817.36
8.1.60.0040.00417.50
8.1.50.0000.00817.47
8.1.40.0040.00417.34
8.1.30.0000.00817.59
8.1.20.0020.00517.55
8.1.10.0000.00717.55
8.1.00.0050.00317.51
8.0.300.0000.00720.04
8.0.290.0000.00816.75
8.0.280.0070.00018.50
8.0.270.0030.00317.16
8.0.260.0080.00017.21
8.0.250.0000.00717.01
8.0.240.0030.00317.02
8.0.230.0030.00316.91
8.0.220.0030.00316.87
8.0.210.0070.00016.96
8.0.200.0040.00417.05
8.0.190.0040.00416.90
8.0.180.0040.00417.01
8.0.170.0040.00417.03
8.0.160.0070.00016.88
8.0.150.0030.00416.89
8.0.140.0000.00716.81
8.0.130.0000.00513.37
8.0.120.0030.00516.98
8.0.110.0000.00717.02
8.0.100.0040.00416.79
8.0.90.0040.00416.91
8.0.80.0130.00616.92
8.0.70.0000.00816.96
8.0.60.0000.00817.02
8.0.50.0040.00416.98
8.0.30.0090.01017.15
8.0.20.0190.00417.40
8.0.10.0040.00416.83
8.0.00.0110.01216.89
7.4.330.0000.00515.09
7.4.320.0030.00316.55
7.4.300.0000.00616.45
7.4.290.0030.00316.36
7.4.280.0040.00416.55
7.4.270.0000.00716.49
7.4.260.0050.00316.48
7.4.250.0040.00416.42
7.4.240.0000.00816.56
7.4.230.0030.00316.55
7.4.220.0060.01616.42
7.4.210.0180.00316.56
7.4.200.0070.00016.33
7.4.160.0130.00316.29
7.4.150.0090.00917.40
7.4.140.0060.01417.86
7.4.130.0120.00616.36
7.4.120.0110.00616.61
7.4.110.0160.00716.51
7.4.100.0060.01216.43
7.4.90.0080.00816.55
7.4.80.0070.01419.39
7.4.70.0130.00616.39
7.4.60.0120.00416.37
7.4.50.0000.00816.71
7.4.40.0100.00716.44
7.4.30.0090.01216.49
7.4.10.0150.00314.75
7.4.00.0060.01014.86
7.3.330.0000.00513.31
7.3.320.0000.00513.22
7.3.310.0000.00716.39
7.3.300.0030.00316.22
7.3.290.0050.00916.36
7.3.280.0090.00916.36
7.3.270.0130.00617.40
7.3.260.0100.00716.48
7.3.250.0080.01016.63
7.3.240.0110.00616.34
7.3.230.0070.01416.39
7.3.210.0060.01016.58
7.3.200.0090.01219.39
7.3.190.0040.01216.43
7.3.180.0090.00616.25
7.3.170.0120.00616.54
7.3.160.0090.00616.52
7.3.130.0070.00714.74
7.3.120.0070.01014.92
7.3.110.0070.01014.77
7.3.100.0090.00714.80
7.3.90.0030.01414.78
7.3.80.0060.00614.82
7.3.70.0050.00614.80
7.3.60.0050.00914.81
7.3.50.0040.01014.88
7.3.40.0040.00814.77
7.3.30.0050.01014.85
7.3.20.0070.00816.62
7.3.10.0080.00616.72
7.3.00.0060.00516.46
7.2.330.0090.00916.90
7.2.320.0030.01416.80
7.2.310.0070.01616.83
7.2.300.0110.00616.78
7.2.290.0190.00416.72
7.2.260.0110.00714.80
7.2.250.0040.01415.16
7.2.240.0080.00815.00
7.2.230.0050.01014.96
7.2.220.0030.01115.17
7.2.210.0030.01314.98
7.2.200.0080.00814.89
7.2.190.0040.01214.94
7.2.180.0020.01014.99
7.2.170.0030.01015.06
7.2.160.0030.01215.04
7.2.150.0080.00817.00
7.2.140.0060.01116.92
7.2.130.0040.00716.68
7.2.120.0050.00816.85
7.2.110.0010.01316.87
7.2.100.0050.00716.71
7.2.90.0040.00916.81
7.2.80.0060.00616.90
7.2.70.0040.00916.70
7.2.60.0070.00816.89
7.2.50.0070.00716.89
7.2.40.0090.00516.98
7.2.30.0070.00816.81
7.2.20.0070.00616.70
7.2.10.0050.00616.86
7.2.00.0070.00616.90
7.1.330.0070.00915.73
7.1.320.0090.00715.80
7.1.310.0030.00715.71
7.1.300.0030.01215.75
7.1.290.0070.00715.73
7.1.280.0050.00815.84
7.1.270.0070.00815.74
7.1.260.0070.00715.48
7.1.250.0040.00715.66
7.1.240.0050.00415.68
7.1.230.0040.00615.72
7.1.220.0050.00815.63
7.1.210.0050.00415.81
7.1.200.0060.00615.84
7.1.190.0070.00515.59
7.1.180.0050.00915.78
7.1.170.0070.00515.87
7.1.160.0040.00815.63
7.1.150.0080.00615.67
7.1.140.0060.00715.88
7.1.130.0070.00915.78
7.1.120.0050.00815.80
7.1.110.0050.00815.82
7.1.100.0070.00616.42
7.1.90.0050.00715.72
7.1.80.0060.00515.74
7.1.70.0050.00616.16
7.1.60.0090.00716.55
7.1.50.0050.00915.98
7.1.40.0040.00815.70
7.1.30.0090.00415.70
7.1.20.0050.00715.81
7.1.10.0070.00515.81
7.1.00.0050.02317.32
7.0.330.0050.00715.48
7.0.320.0030.01115.35
7.0.310.0050.00715.20
7.0.300.0020.00815.34
7.0.290.0070.00715.32
7.0.280.0050.00615.33
7.0.270.0020.01015.42
7.0.260.0080.00515.30
7.0.250.0050.00715.33
7.0.240.0030.00815.42
7.0.230.0050.00715.52
7.0.220.0020.00815.43
7.0.210.0050.00615.43
7.0.200.0060.00515.65
7.0.190.0030.00915.43
7.0.180.0090.00315.45
7.0.170.0030.00615.38
7.0.160.0070.00415.49
7.0.150.0100.00315.50
7.0.140.0050.02617.13
7.0.130.0050.00515.29
7.0.120.0070.00615.47
7.0.110.0070.00615.44
7.0.100.0020.01115.40
7.0.90.0050.00715.26
7.0.80.0070.00415.49
7.0.70.0020.01115.45
7.0.60.0040.02516.60
7.0.50.0060.02516.20
7.0.40.0030.01715.29
7.0.30.0110.02315.27
7.0.20.0110.01515.32
7.0.10.0080.02115.27
7.0.00.0050.01815.28
5.6.400.0030.01014.48
5.6.390.0000.01614.34
5.6.380.0070.00414.25
5.6.370.0070.00614.45
5.6.360.0060.00914.39
5.6.350.0040.00714.42
5.6.340.0040.00814.25
5.6.330.0040.00814.36
5.6.320.0070.00614.39
5.6.310.0070.00614.26
5.6.300.0050.00914.35
5.6.290.0060.00714.29
5.6.280.0080.02116.00
5.6.270.0070.00814.32
5.6.260.0060.00814.15
5.6.250.0070.00514.50
5.6.240.0050.00614.46
5.6.230.0010.01214.45
5.6.220.0090.00314.36
5.6.210.0060.02515.88
5.6.200.0070.02515.21
5.6.190.0060.01515.90
5.6.180.0090.02616.05
5.6.170.0100.02016.01
5.6.160.0060.02315.90
5.6.150.0070.02215.30
5.6.140.0070.01415.37
5.6.130.0050.02115.38
5.6.120.0060.01716.06
5.6.110.0060.02816.07
5.6.100.0080.02016.15
5.6.90.0040.02015.94
5.6.80.0050.02715.81
5.6.70.0050.00414.26
5.6.60.0050.00814.34
5.6.50.0050.00914.31
5.6.40.0040.00814.38
5.6.30.0030.00914.18
5.6.20.0110.00314.28
5.6.10.0050.00814.13
5.6.00.0010.01214.35
5.5.380.0050.00613.46
5.5.370.0030.00813.02
5.5.360.0040.00713.23
5.5.350.0080.02415.08
5.5.340.0050.02014.48
5.5.330.0060.02414.89
5.5.320.0060.02015.01
5.5.310.0140.02314.96
5.5.300.0040.02614.38
5.5.290.0040.02214.37
5.5.280.0040.02215.10
5.5.270.0060.02715.14
5.5.260.0050.02615.16
5.5.250.0060.02215.01
5.5.240.0050.02314.94
5.5.230.0070.00413.13
5.5.220.0010.01013.15
5.5.210.0050.00213.12
5.5.200.0020.00913.15
5.5.190.0030.00813.00
5.5.180.0070.00313.18
5.5.170.0060.00613.16
5.5.160.0080.00413.32
5.5.150.0050.00613.24
5.5.140.0050.00613.13
5.5.130.0030.00613.12
5.5.120.0030.00813.15
5.5.110.0050.00713.23
5.5.100.0040.00813.09
5.5.90.0030.00813.20
5.5.80.0040.00713.14
5.5.70.0040.00713.16
5.5.60.0050.00513.15
5.5.50.0050.00513.04
5.5.40.0040.00913.22
5.5.30.0050.00513.05
5.5.20.0040.00713.18
5.5.10.0040.00513.13
5.5.00.0000.01213.08
5.4.450.0160.02314.30
5.4.440.0260.01714.34
5.4.430.0120.01714.29
5.4.420.0210.02014.35
5.4.410.0280.01714.18
5.4.400.0280.01814.14
5.4.390.0250.01514.12
5.4.380.0070.01914.07
5.4.370.0080.01714.05
5.4.360.0090.01714.04
5.4.350.0110.02114.06
5.4.340.0110.02014.04
5.4.330.0060.00412.55
5.4.320.0140.01614.06
5.4.310.0070.01914.06
5.4.300.0110.01714.06
5.4.290.0070.01914.04
5.4.280.0060.02014.05
5.4.270.0100.01814.13
5.4.260.0100.01514.04
5.4.250.0090.01614.04
5.4.240.0090.01514.06
5.4.230.0060.02014.04
5.4.220.0070.01814.02
5.4.210.0110.01614.05
5.4.200.0070.01813.57
5.4.190.0070.01814.08
5.4.180.0080.02314.03
5.4.170.0060.01914.06
5.4.160.0070.01814.08
5.4.150.0090.01914.01
5.4.140.0130.01413.48
5.4.130.0070.01713.46
5.4.120.0060.01913.47
5.4.110.0070.01713.48
5.4.100.0080.01713.40
5.4.90.0060.01913.44
5.4.80.0060.01613.46
5.4.70.0060.01813.47
5.4.60.0070.01613.48
5.4.50.0070.01913.38
5.4.40.0110.01513.43
5.4.30.0050.02013.40
5.4.20.0050.01913.42
5.4.10.0070.01713.41
5.4.00.0100.01513.32
5.3.290.0130.03112.82
5.3.280.0080.03512.77
5.3.270.0130.03012.75
5.3.260.0020.03912.73
5.3.250.0130.03012.72
5.3.240.0100.02812.75
5.3.230.0100.03012.70
5.3.220.0120.03912.71
5.3.210.0100.03312.69
5.3.200.0120.03212.73
5.3.190.0150.02512.69
5.3.180.0170.02512.74
5.3.170.0180.02312.73
5.3.160.0070.03212.71
5.3.150.0150.02512.76
5.3.140.0080.03612.80
5.3.130.0130.02812.74
5.3.120.0130.03012.68
5.3.110.0080.03112.74
5.3.100.0180.02312.54
5.3.90.0130.02812.44
5.3.80.0160.02512.47
5.3.70.0110.02812.43
5.3.60.0110.03012.41
5.3.50.0170.02712.41
5.3.40.0130.03312.38
5.3.30.0100.04012.38
5.3.20.0150.03712.37
5.3.10.0070.03212.23
5.3.00.0260.02512.23
5.2.170.0170.02710.99
5.2.160.0090.02811.10
5.2.150.0100.02310.98
5.2.140.0080.03211.00
5.2.130.0130.02211.03
5.2.120.0120.02010.98
5.2.110.0080.02310.99
5.2.100.0100.02110.99
5.2.90.0120.01911.02
5.2.80.0100.02210.99
5.2.70.0100.02511.02
5.2.60.0120.02710.97
5.2.50.0140.02510.97
5.2.40.0160.02110.95
5.2.30.0060.02510.94
5.2.20.0170.02010.88
5.2.10.0030.02610.94
5.2.00.0070.02710.79
5.1.60.0110.01510.48
5.1.50.0110.01610.48
5.1.40.0140.01510.51
5.1.30.0070.02310.69
5.1.20.0120.01710.70
5.1.10.0050.02310.54
5.1.00.0030.02510.53
5.0.50.0070.0149.76
5.0.40.0030.0189.69
5.0.30.0050.0259.57
5.0.20.0060.0169.58
5.0.10.0080.0159.54
5.0.00.0070.0229.54
4.4.90.0100.0128.88
4.4.80.0020.0218.88
4.4.70.0060.0148.88
4.4.60.0050.0128.88
4.4.50.0080.0108.88
4.4.40.0060.0188.88
4.4.30.0050.0138.88
4.4.20.0070.0108.88
4.4.10.0040.0138.88
4.4.00.0080.0148.88
4.3.110.0030.0168.88
4.3.100.0020.0168.88
4.3.90.0070.0088.88
4.3.80.0030.0208.88
4.3.70.0030.0128.88
4.3.60.0020.0148.88
4.3.50.0050.0138.88
4.3.40.0030.0198.88
4.3.30.0030.0168.88
4.3.20.0030.0158.88
4.3.10.0070.0088.88
4.3.00.0070.0129.23

preferences:
52.53 ms | 401 KiB | 5 Q