3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C implements ArrayAccess { public function offsetGet($k) { echo "offsetGet: "; var_dump($k); } public function offsetSet($k, $v) { echo "offsetSet: "; var_dump($k); } public function offsetExists($k) { echo "offsetExists: "; var_dump($k); } public function offsetUnset($k) { echo "offsetUnset: "; var_dump($k); } } $x = new C(); $k = '123'; var_dump($x[$k = '123']); var_dump($x[$k = '123'] = 4); var_dump(isset($x[$k = '123'])); unset($x[$k = '123']);

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)
8.3.60.0060.00918.31
8.3.50.0090.00921.87
8.3.40.0130.00319.02
8.3.30.0140.00019.04
8.3.20.0040.00420.16
8.3.10.0080.00023.54
8.3.00.0040.00419.50
8.2.180.0090.00916.50
8.2.170.0120.00322.96
8.2.160.0040.01120.52
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00422.28
8.2.110.0030.00620.47
8.2.100.0040.00818.09
8.2.90.0040.00419.35
8.2.80.0030.00517.97
8.2.70.0000.01017.63
8.2.60.0040.00418.16
8.2.50.0030.00718.07
8.2.40.0040.00419.82
8.2.30.0040.00418.11
8.2.20.0000.00717.71
8.2.10.0050.00318.11
8.2.00.0040.00417.68
8.1.280.0000.01425.92
8.1.270.0000.00823.88
8.1.260.0080.00026.35
8.1.250.0140.00028.09
8.1.240.0000.00923.83
8.1.230.0030.00719.04
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00817.22
8.1.190.0080.00017.38
8.1.180.0060.00318.10
8.1.170.0030.00518.66
8.1.160.0040.00422.01
8.1.150.0040.00418.86
8.1.140.0040.00417.45
8.1.130.0090.00019.61
8.1.120.0040.00417.36
8.1.110.0040.00417.49
8.1.100.0040.00317.45
8.1.90.0000.00717.34
8.1.80.0040.00417.32
8.1.70.0000.00817.40
8.1.60.0060.00317.49
8.1.50.0080.00017.51
8.1.40.0040.00417.39
8.1.30.0040.00417.69
8.1.20.0080.00017.54
8.1.10.0030.00517.45
8.1.00.0040.00417.44
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.44
8.0.270.0030.00317.29
8.0.260.0070.00017.26
8.0.250.0030.00316.93
8.0.240.0030.00316.86
8.0.230.0030.00316.82
8.0.220.0030.00516.86
8.0.210.0030.00316.91
8.0.200.0060.00016.88
8.0.190.0050.00316.86
8.0.180.0070.00016.89
8.0.170.0030.00616.84
8.0.160.0000.00716.86
8.0.150.0040.00416.72
8.0.140.0030.00516.84
8.0.130.0000.00713.37
8.0.120.0040.00416.72
8.0.110.0000.00816.79
8.0.100.0040.00416.78
8.0.90.0000.00816.88
8.0.80.0120.00316.84
8.0.70.0070.00016.79
8.0.60.0000.00716.95
8.0.50.0080.00016.89
8.0.30.0100.01117.17
8.0.20.0110.00717.40
8.0.10.0040.00417.02
8.0.00.0140.00316.95
7.4.330.0050.00015.00
7.4.320.0060.00016.52
7.4.300.0000.00616.61
7.4.290.0030.00316.47
7.4.280.0080.00016.63
7.4.270.0000.00716.64
7.4.260.0030.00316.61
7.4.250.0070.00316.54
7.4.240.0020.00616.57
7.4.230.0070.00016.63
7.4.220.0090.00916.47
7.4.210.0050.00816.57
7.4.200.0030.00316.50
7.4.160.0140.00416.52
7.4.150.0140.00417.40
7.4.140.0110.00617.86
7.4.130.0140.01216.64
7.4.120.0090.00716.51
7.4.110.0070.01116.49
7.4.100.0130.00416.47
7.4.90.0060.01216.41
7.4.80.0140.00319.39
7.4.70.0090.01316.47
7.4.60.0080.00716.63
7.4.50.0060.00316.48
7.4.40.0110.01116.42
7.4.30.0070.01016.55
7.4.10.0100.00714.91
7.4.00.0050.01014.93
7.3.330.0090.00013.37
7.3.320.0050.00013.10
7.3.310.0040.00416.17
7.3.300.0030.00316.40
7.3.290.0030.01616.36
7.3.280.0070.00716.30
7.3.270.0140.00417.40
7.3.260.0070.01016.14
7.3.240.0160.00616.37
7.3.230.0090.00816.51
7.3.210.0090.01616.66
7.3.200.0140.00719.39
7.3.190.0060.01616.29
7.3.180.0060.01216.40
7.3.170.0090.00616.45
7.3.160.0090.00616.66
7.3.130.0030.01614.82
7.3.120.0070.01114.67
7.3.110.0100.01014.95
7.3.100.0030.01014.55
7.3.90.0130.00314.74
7.3.80.0070.00314.56
7.3.70.0100.00314.77
7.3.60.0120.00314.71
7.3.50.0040.01114.54
7.3.40.0070.01014.93
7.3.30.0030.01414.63
7.3.20.0030.01016.63
7.3.10.0080.00516.86
7.3.00.0060.00916.56
7.2.330.0030.01416.36
7.2.320.0100.00616.84
7.2.310.0030.01316.59
7.2.300.0060.01616.73
7.2.290.0150.00616.80
7.2.260.0060.00614.93
7.2.250.0130.00715.34
7.2.240.0040.01115.39
7.2.230.0000.01014.64
7.2.220.0060.01014.88
7.2.210.0040.01415.09
7.2.200.0120.00015.31
7.2.190.0060.00614.95
7.2.180.0040.01115.21
7.2.170.0030.01314.96
7.2.160.0000.01214.67
7.2.150.0070.01016.91
7.2.140.0030.01017.03
7.2.130.0030.01217.05
7.2.120.0100.01016.88
7.2.110.0070.00717.13
7.2.100.0070.01016.88
7.2.90.0030.01716.94
7.2.80.0120.00316.93
7.2.70.0110.01116.92
7.2.60.0100.01017.04
7.2.50.0070.01017.16
7.2.40.0070.00716.99
7.2.30.0030.01317.02
7.2.20.0070.00716.88
7.2.10.0060.00916.58
7.2.00.0090.00518.09
7.1.330.0060.00915.77
7.1.320.0040.01215.79
7.1.310.0070.00715.75
7.1.300.0030.01215.87
7.1.290.0070.01016.01
7.1.280.0030.01015.86
7.1.270.0110.00715.51
7.1.260.0070.00715.66
7.1.250.0040.01515.94
7.1.240.0070.01115.82
7.1.230.0060.00915.82
7.1.220.0000.01315.79
7.1.210.0130.00315.88
7.1.200.0100.00715.82
7.1.190.0060.01315.75
7.1.180.0060.00815.86
7.1.170.0000.01315.74
7.1.160.0030.01315.50
7.1.150.0000.00815.94
7.1.140.0000.01615.73
7.1.130.0030.01615.63
7.1.120.0070.00315.93
7.1.110.0100.00615.99
7.1.100.0260.01015.46
7.1.90.0030.01015.59
7.1.80.0070.01115.65
7.1.70.0070.00516.56
7.1.60.0120.00817.45
7.1.50.0080.01016.46
7.1.40.0070.00715.70
7.1.30.0110.00315.86
7.1.20.0000.00915.82
7.1.10.0040.01115.92
7.1.00.0030.04219.11
7.0.330.0130.00315.39
7.0.320.0030.00915.46
7.0.310.0000.01515.43
7.0.300.0130.00315.40
7.0.290.0080.00415.44
7.0.280.0030.01015.45
7.0.270.0000.01315.34
7.0.260.0030.01015.52
7.0.250.0060.00815.55
7.0.240.0120.00015.28
7.0.230.0000.01415.47
7.0.220.0070.00415.52
7.0.210.0090.00315.41
7.0.200.0030.00715.96
7.0.190.0040.00715.33
7.0.180.0030.01015.45
7.0.170.0000.01415.46
7.0.160.0070.00315.25
7.0.150.0040.01115.57
7.0.140.0050.04018.85
7.0.130.0030.01015.22
7.0.120.0110.00415.24
7.0.110.0090.00615.57
7.0.100.0060.00915.30
7.0.90.0070.00415.36
7.0.80.0030.01515.25
7.0.70.0090.00315.23
7.0.60.0090.04217.54
7.0.50.0050.02216.83
7.0.40.0070.03216.75
7.0.30.0080.02616.88
7.0.20.0150.03716.74
7.0.10.0050.03216.89
7.0.00.0020.03416.71
5.6.400.0060.00614.38
5.6.390.0030.01414.64
5.6.380.0000.01114.47
5.6.370.0110.00414.64
5.6.360.0070.00314.38
5.6.350.0060.01014.62
5.6.340.0030.01314.67
5.6.330.0040.01114.82
5.6.320.0060.00614.37
5.6.310.0040.00714.62
5.6.300.0100.00314.78
5.6.290.0000.01114.24
5.6.280.0030.04117.75
5.6.270.0030.00614.58
5.6.260.0040.00714.39
5.6.250.0000.01414.58
5.6.240.0060.01014.46
5.6.230.0110.00414.42
5.6.220.0100.00014.61
5.6.210.0090.02617.59
5.6.200.0090.03416.17
5.6.190.0100.03517.52
5.6.180.0170.03017.39
5.6.170.0150.04517.47
5.6.160.0070.02317.45
5.6.150.0040.02816.16
5.6.140.0080.03216.43
5.6.130.0020.03016.39
5.6.120.0070.02517.75
5.6.110.0100.03317.68
5.6.100.0080.04317.68
5.6.90.0080.04217.61
5.6.80.0110.04117.35
5.6.70.0030.01014.15
5.6.60.0000.01314.66
5.6.50.0070.00714.04
5.6.40.0060.00314.29
5.6.30.0060.00914.41
5.6.20.0030.00914.36
5.6.10.0060.00314.24
5.6.00.0060.00814.07
5.5.380.0040.00714.26
5.5.370.0040.01114.34
5.5.360.0070.00714.57
5.5.350.0140.03717.34
5.5.340.0030.02516.08
5.5.330.0050.04117.38
5.5.320.0210.02717.36
5.5.310.0160.03417.31
5.5.300.0080.02616.23
5.5.290.0070.04416.20
5.5.280.0050.02517.61
5.5.270.0050.03017.45
5.5.260.0090.04517.56
5.5.250.0110.02917.53
5.5.240.0120.03517.32
5.5.230.0040.00714.18
5.5.220.0070.01014.24
5.5.210.0090.00614.00
5.5.200.0000.01814.45
5.5.190.0140.00014.32
5.5.180.0000.01114.26
5.5.170.0000.01414.36
5.5.160.0100.00314.25
5.5.150.0100.00014.57
5.5.140.0000.01514.41
5.5.130.0060.00914.28
5.5.120.0100.00314.27
5.5.110.0000.01514.02
5.5.100.0000.01214.15
5.5.90.0120.00314.33
5.5.80.0080.00414.20
5.5.70.0110.00414.25
5.5.60.0120.00614.22
5.5.50.0000.01414.19
5.5.40.0000.00914.23
5.5.30.0030.01014.20
5.5.20.0090.00614.20
5.5.10.0060.00914.46
5.5.00.0060.00613.87
5.4.450.0420.03315.93
5.4.440.0280.03515.85
5.4.430.0070.03315.90
5.4.420.0350.00515.88
5.4.410.0350.00415.74
5.4.400.0360.00115.65
5.4.390.0340.00215.68
5.4.380.0320.00315.72
5.4.370.0320.00515.64
5.4.360.0340.00315.72
5.4.350.0320.00415.68
5.4.340.0020.02012.12
5.4.330.0030.01012.23
5.4.320.0050.02012.37
5.4.310.0050.02112.37
5.4.300.0070.02112.37
5.4.290.0070.02112.37
5.4.280.0020.02212.32
5.4.270.0080.02012.32
5.4.260.0040.02212.32
5.4.250.0050.02212.32
5.4.240.0090.01812.31
5.4.230.0050.02312.31
5.4.220.0040.02212.31
5.4.210.0050.02512.31
5.4.200.0050.02112.31
5.4.190.0100.02012.31
5.4.180.0060.02112.31
5.4.170.0050.02012.32
5.4.160.0060.01812.31
5.4.150.0030.02112.31
5.4.140.0020.02412.15
5.4.130.0040.02112.15
5.4.120.0050.02212.13
5.4.110.0060.02012.12
5.4.100.0070.02512.12
5.4.90.0030.02312.12
5.4.80.0020.02412.13
5.4.70.0040.01912.12
5.4.60.0020.02112.12
5.4.50.0050.02112.12
5.4.40.0050.02112.12
5.4.30.0050.02112.12
5.4.20.0070.02012.11
5.4.10.0060.02112.12
5.4.00.0050.02111.86
5.3.290.0060.03912.80
5.3.280.0050.03712.71
5.3.270.0060.03912.72
5.3.260.0070.03812.72
5.3.250.0070.03612.72
5.3.240.0040.04012.72
5.3.230.0050.03812.71
5.3.220.0080.03412.68
5.3.210.0050.04012.68
5.3.200.0090.03412.68
5.3.190.0070.03712.68
5.3.180.0040.03712.67
5.3.170.0070.03512.66
5.3.160.0060.03512.67
5.3.150.0040.03812.67
5.3.140.0070.03412.66
5.3.130.0090.03412.66
5.3.120.0040.04012.66
5.3.110.0020.04112.66
5.3.100.0060.03512.12
5.3.90.0050.04812.11
5.3.80.0070.03512.10
5.3.70.0080.03512.09
5.3.60.0060.03712.08
5.3.50.0070.03712.04
5.3.40.0060.03912.04
5.3.30.0090.03111.99
5.3.20.0100.03111.77
5.3.10.0030.03711.73
5.3.00.0050.03611.72
5.2.170.0050.0299.23
5.2.160.0040.0299.23
5.2.150.0030.0319.22
5.2.140.0070.0289.22
5.2.130.0050.0299.19
5.2.120.0050.0279.18
5.2.110.0080.0259.19
5.2.100.0050.0289.19
5.2.90.0060.0289.18
5.2.80.0060.0319.19
5.2.70.0040.0329.19
5.2.60.0050.0329.13
5.2.50.0030.0329.10
5.2.40.0050.0289.07
5.2.30.0030.0379.06
5.2.20.0060.0279.04
5.2.10.0020.0308.95
5.2.00.0030.0308.81
5.1.60.0010.0268.09
5.1.50.0070.0228.09
5.1.40.0040.0258.07
5.1.30.0040.0298.43
5.1.20.0030.0298.45
5.1.10.0050.0248.16
5.1.00.0030.0278.17
5.0.50.0030.0316.65
5.0.40.0010.0246.51
5.0.30.0040.0306.32
5.0.20.0030.0196.29
5.0.10.0040.0196.27
5.0.00.0050.0296.26
4.4.90.0010.0174.78
4.4.80.0020.0164.76
4.4.70.0040.0144.75
4.4.60.0040.0144.75
4.4.50.0040.0144.77
4.4.40.0060.0224.71
4.4.30.0010.0174.76
4.4.20.0030.0154.84
4.4.10.0020.0164.85
4.4.00.0030.0244.76
4.3.110.0040.0144.67
4.3.100.0030.0164.66
4.3.90.0020.0144.63
4.3.80.0020.0244.59
4.3.70.0010.0234.63
4.3.60.0010.0164.63
4.3.50.0020.0164.63
4.3.40.0060.0204.54
4.3.30.0040.0143.30
4.3.20.0010.0163.28
4.3.10.0030.0143.23
4.3.00.0030.0237.43

preferences:
36.03 ms | 401 KiB | 5 Q