3v4l.org

run code in 300+ PHP versions simultaneously
<?php class O implements ArrayAccess { public function offsetSet($offset, $value) {} public function offsetExists($offset) { return true; } public function offsetUnset($offset) {} public function offsetGet($offset) { return true; } } $o = new O; var_dump(array_key_exists('foo', $o));

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)
8.3.40.0160.00618.66
8.3.30.0140.00019.07
8.3.20.0040.00420.34
8.3.10.0080.00023.54
8.3.00.0060.00319.64
8.2.170.0040.01822.96
8.2.160.0100.00320.41
8.2.150.0040.00424.18
8.2.140.0110.00724.66
8.2.130.0040.00426.16
8.2.120.0060.00319.25
8.2.110.0060.00321.97
8.2.100.0080.00420.35
8.2.90.0050.00519.20
8.2.80.0030.00517.97
8.2.70.0040.00417.63
8.2.60.0000.00817.93
8.2.50.0060.00318.07
8.2.40.0030.00518.16
8.2.30.0040.00418.38
8.2.20.0020.00517.82
8.2.10.0080.00018.01
8.2.00.0040.00417.81
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0070.00323.87
8.1.230.0040.00819.22
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0090.00017.11
8.1.190.0000.00817.22
8.1.180.0060.00318.10
8.1.170.0030.00518.59
8.1.160.0040.00422.02
8.1.150.0040.00418.57
8.1.140.0040.00417.45
8.1.130.0030.00317.89
8.1.120.0040.00417.36
8.1.110.0080.00417.36
8.1.100.0080.00017.35
8.1.90.0040.00417.48
8.1.80.0040.00417.51
8.1.70.0030.00317.46
8.1.60.0080.00517.53
8.1.50.0040.00417.40
8.1.40.0030.00617.54
8.1.30.0030.00517.54
8.1.20.0050.00317.64
8.1.10.0000.00717.56
8.1.00.0000.00717.53
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0000.00718.50
8.0.270.0000.00817.31
8.0.260.0060.00017.18
8.0.250.0030.00316.93
8.0.240.0070.00317.05
8.0.230.0070.00016.96
8.0.220.0000.00716.99
8.0.210.0000.00717.00
8.0.200.0070.00017.00
8.0.190.0030.00317.01
8.0.180.0000.00716.88
8.0.170.0000.00816.94
8.0.160.0030.00417.02
8.0.150.0000.00716.91
8.0.140.0040.00716.95
8.0.130.0000.00513.40
8.0.120.0030.00616.81
8.0.110.0020.00516.79
8.0.100.0030.00316.81
8.0.90.0000.00716.87
8.0.80.0090.01217.00
8.0.70.0000.00816.76
8.0.60.0000.00716.86
8.0.50.0040.00416.82
8.0.30.0140.00717.09
8.0.20.0120.00817.40
8.0.10.0000.00816.96
8.0.00.0090.01016.72
7.4.330.0050.00015.09
7.4.320.0000.00816.60
7.4.300.0060.00016.58
7.4.290.0070.00016.53
7.4.280.0000.00716.51
7.4.270.0040.00416.50
7.4.260.0000.00716.59
7.4.250.0000.00716.46
7.4.240.0000.00716.48
7.4.230.0000.00716.26
7.4.220.0070.01116.53
7.4.210.0080.00816.64
7.4.200.0050.00216.32
7.4.160.0120.00316.71
7.4.150.0130.00617.40
7.4.140.0110.01017.86
7.4.130.0080.01116.49
7.4.120.0110.00716.54
7.4.110.0140.00316.58
7.4.100.0100.00716.47
7.4.90.0100.01316.59
7.4.80.0150.00319.39
7.4.70.0120.00616.50
7.4.60.0080.00816.29
7.4.50.0060.00316.39
7.4.40.0150.00316.44
7.4.30.0100.00716.43
7.4.10.0110.00714.79
7.4.00.0060.01014.88
7.3.330.0020.00213.00
7.3.320.0050.00013.18
7.3.310.0060.00016.15
7.3.300.0070.00016.14
7.3.290.0140.00716.16
7.3.280.0090.00716.15
7.3.270.0090.00617.40
7.3.260.0120.00916.51
7.3.250.0080.00816.45
7.3.240.0030.01416.14
7.3.230.0120.00816.39
7.3.210.0170.00716.09
7.3.200.0060.00919.39
7.3.190.0080.00816.26
7.3.180.0100.01016.18
7.3.170.0130.00316.37
7.3.160.0030.01316.25
7.3.130.0060.01214.61
7.3.120.0040.01114.73
7.3.110.0120.00614.28
7.3.100.0040.00814.49
7.3.90.0030.00714.68
7.3.80.0070.00314.86
7.3.70.0000.01514.76
7.3.60.0070.00714.80
7.3.50.0030.00514.63
7.3.40.0000.01014.73
7.3.30.0060.00614.73
7.3.20.0070.01116.67
7.3.10.0000.01116.47
7.3.00.0070.00716.63
7.2.330.0070.01316.72
7.2.320.0070.01016.57
7.2.310.0160.00416.50
7.2.300.0100.01016.48
7.2.290.0060.01316.50
7.2.260.0080.00815.00
7.2.250.0030.01415.09
7.2.240.0000.01415.20
7.2.230.0030.01215.04
7.2.220.0040.00714.86
7.2.210.0040.01114.72
7.2.200.0060.00314.99
7.2.190.0000.01514.98
7.2.180.0090.00614.88
7.2.170.0110.00014.90
7.2.160.0040.01514.83
7.2.150.0040.01116.98
7.2.140.0060.00916.64
7.2.130.0040.01117.04
7.2.120.0070.00716.79
7.2.110.0060.00316.96
7.2.100.0030.01016.59
7.2.90.0090.00616.74
7.2.80.0070.00716.86
7.2.70.0110.00716.83
7.2.60.0060.00917.09
7.2.50.0070.01016.74
7.2.40.0040.01216.67
7.2.30.0070.01016.58
7.2.20.0130.00016.79
7.2.10.0080.00817.07
7.2.00.0040.00917.87
7.1.330.0000.01115.50
7.1.320.0100.00315.61
7.1.310.0050.00315.50
7.1.300.0060.00315.68
7.1.290.0030.01015.59
7.1.280.0060.00615.53
7.1.270.0030.01015.71
7.1.260.0030.01015.74
7.1.250.0060.00615.76
7.1.240.0030.01015.72
7.1.230.0000.01115.73
7.1.220.0040.00415.88
7.1.210.0030.00715.79
7.1.200.0030.01015.84
7.1.190.0060.00915.80
7.1.180.0030.01315.78
7.1.170.0070.00715.68
7.1.160.0080.00815.63
7.1.150.0060.00915.66
7.1.140.0060.00615.57
7.1.130.0060.00815.75
7.1.120.0070.01015.63
7.1.110.0070.01115.89
7.1.100.0040.00816.61
7.1.90.0100.00315.43
7.1.80.0110.00315.80
7.1.70.0110.00316.40
7.1.60.0030.01217.68
7.1.50.0020.01516.19
7.1.40.0080.00315.59
7.1.30.0090.00315.48
7.1.20.0000.01515.56
7.1.10.0030.01015.77
7.1.00.0040.04018.92
7.0.330.0080.00415.25
7.0.320.0060.00615.45
7.0.310.0000.01415.05
7.0.300.0040.01115.09
7.0.290.0070.01115.13
7.0.280.0090.00915.13
7.0.270.0030.00715.08
7.0.260.0070.01115.03
7.0.250.0000.01415.35
7.0.240.0100.00315.50
7.0.230.0070.01015.20
7.0.220.0080.00315.02
7.0.210.0090.00315.39
7.0.200.0060.00515.98
7.0.190.0090.00015.21
7.0.180.0080.00315.17
7.0.170.0030.00615.32
7.0.160.0070.00415.27
7.0.150.0140.00015.25
7.0.140.0060.03518.63
7.0.130.0000.01115.51
7.0.120.0000.01115.48
7.0.110.0040.00815.19
7.0.100.0050.00315.09
7.0.90.0100.00015.25
7.0.80.0000.01115.52
7.0.70.0090.00315.20
7.0.60.0080.04117.69
7.0.50.0070.02516.64
7.0.40.0010.04816.81
7.0.30.0090.02416.81
7.0.20.0190.02716.75
7.0.10.0090.03916.88
7.0.00.0050.04516.81
5.6.400.0030.00614.30
5.6.390.0140.00014.27
5.6.380.0060.00614.24
5.6.370.0070.01014.15
5.6.360.0090.00314.14
5.6.350.0130.00314.69
5.6.340.0000.00914.11
5.6.330.0110.00314.16
5.6.320.0030.00614.12
5.6.310.0090.00614.32
5.6.300.0030.00614.36
5.6.290.0040.00714.37
5.6.280.0060.04017.60
5.6.270.0030.00814.40
5.6.260.0060.00614.38
5.6.250.0030.01114.25
5.6.240.0000.01214.12
5.6.230.0060.00914.47
5.6.220.0040.00714.18
5.6.210.0030.04117.49
5.6.200.0030.04616.23
5.6.190.0060.02317.44
5.6.180.0330.02817.46
5.6.170.0150.02317.55
5.6.160.0060.03417.43
5.6.150.0100.03416.13
5.6.140.0050.03016.19
5.6.130.0070.02716.26
5.6.120.0090.04417.67
5.6.110.0050.04417.71
5.6.100.0030.03717.60
5.6.90.0130.03217.79
5.6.80.0050.03817.18
5.6.70.0040.01114.14
5.6.60.0000.01014.20
5.6.50.0110.00314.13
5.6.40.0060.00614.09
5.6.30.0060.00613.98
5.6.20.0000.01114.15
5.6.10.0000.01114.48
5.6.00.0030.00614.22
5.5.380.0040.01114.41
5.5.370.0030.01314.14
5.5.360.0070.00414.24
5.5.350.0200.04217.20
5.5.340.0050.02215.96
5.5.330.0060.02317.22
5.5.320.0070.02717.40
5.5.310.0050.02717.38
5.5.300.0080.04216.15
5.5.290.0050.03016.10
5.5.280.0050.02717.61
5.5.270.0100.03517.55
5.5.260.0060.04617.59
5.5.250.0050.02217.46
5.5.240.0070.03717.14
5.5.230.0000.01214.08
5.5.220.0060.00614.00
5.5.210.0040.00714.24
5.5.200.0030.01014.05
5.5.190.0000.01513.97
5.5.180.0040.01114.37
5.5.170.0000.00814.32
5.5.160.0080.00414.13
5.5.150.0030.01014.03
5.5.140.0050.00514.27
5.5.130.0030.00913.90
5.5.120.0070.00414.14
5.5.110.0030.01314.37
5.5.100.0060.00614.20
5.5.90.0000.01514.07
5.5.80.0040.00814.34
5.5.70.0040.00813.78
5.5.60.0070.00714.34
5.5.50.0060.00914.12
5.5.40.0000.01714.33
5.5.30.0110.00414.20
5.5.20.0060.01013.76
5.5.10.0070.00713.99
5.5.00.0050.00514.44
5.4.450.0050.04515.31
5.4.440.0000.04715.19
5.4.430.0070.04015.02
5.4.420.0050.03215.27
5.4.410.0020.02315.18
5.4.400.0020.02514.94
5.4.390.0020.04414.92
5.4.380.0050.03815.01
5.4.370.0080.03615.14
5.4.360.0050.04214.87
5.4.350.0030.02315.19
5.4.340.0050.03714.90
5.4.330.0030.00311.08
5.4.320.0070.03414.96
5.4.310.0090.02414.98
5.4.300.0050.04015.05
5.4.290.0040.04015.11
5.4.280.0020.02815.04
5.4.270.0020.02714.93
5.4.260.0030.02915.05
5.4.250.0030.04215.05
5.4.240.0050.03015.19
5.4.230.0070.03815.04
5.4.220.0100.03515.07
5.4.210.0040.03614.96
5.4.200.0030.03515.10
5.4.190.0080.03814.94
5.4.180.0030.03815.24
5.4.170.0050.03714.96
5.4.160.0060.03514.96
5.4.150.0050.04215.18
5.4.140.0060.03813.66
5.4.130.0010.02613.76
5.4.120.0020.04313.71
5.4.110.0020.02113.64
5.4.100.0030.02313.83
5.4.90.0070.02713.72
5.4.80.0070.02513.65
5.4.70.0030.02713.69
5.4.60.0030.03713.80
5.4.50.0020.04413.75
5.4.40.0070.03213.73
5.4.30.0030.03513.75
5.4.20.0020.02513.54
5.4.10.0030.02513.80
5.4.00.0000.02413.39
5.3.290.0050.03212.72
5.3.280.0040.04612.68
5.3.270.0020.04312.80
5.3.260.0030.04012.72
5.3.250.0020.03912.70
5.3.240.0080.03412.77
5.3.230.0090.02312.84
5.3.220.0020.02112.71
5.3.210.0020.03312.70
5.3.200.0040.02612.71
5.3.190.0010.02312.70
5.3.180.0070.03512.70
5.3.170.0050.03712.72
5.3.160.0030.03312.70
5.3.150.0050.02512.70
5.3.140.0050.03512.75
5.3.130.0050.03812.81
5.3.120.0030.03112.67
5.3.110.0020.02712.79
5.3.100.0060.03112.53
5.3.90.0030.03812.50
5.3.80.0070.03812.56
5.3.70.0050.03412.39
5.3.60.0060.03312.46
5.3.50.0030.03812.49
5.3.40.0050.03612.45
5.3.30.0040.03812.46
5.3.20.0030.02412.32
5.3.10.0050.03712.26
5.3.00.0080.03512.28
5.2.170.0000.07013.10
5.2.160.0030.06013.10
5.2.150.0000.06313.10
5.2.140.0030.03713.10
5.2.130.0170.02013.10
5.2.120.0030.06013.10
5.2.110.0130.02713.10
5.2.100.0030.05013.10
5.2.90.0000.06013.10
5.2.80.0100.05013.10
5.2.70.0000.06013.10
5.2.60.0000.06013.10
5.2.50.0070.06013.10
5.2.40.0000.06013.10
5.2.30.0100.03713.10
5.2.20.0030.06013.10
5.2.10.0000.04713.10
5.2.00.0000.05013.10
5.1.60.0030.05313.10
5.1.50.0000.04013.10
5.1.40.0170.02313.10
5.1.30.0030.05313.10
5.1.20.0030.03313.10
5.1.10.0000.03713.10
5.1.00.0000.03013.10
5.0.50.0000.02313.10
5.0.40.0070.01713.10
5.0.30.0000.03013.10
5.0.20.0000.02013.10
5.0.10.0000.02013.10
5.0.00.0000.03313.10
4.4.90.0000.03313.10
4.4.80.0070.03013.10
4.4.70.0000.02713.10
4.4.60.0070.03013.10
4.4.50.0000.03713.10
4.4.40.0030.04013.10
4.4.30.0000.03713.10
4.4.20.0030.03013.10
4.4.10.0030.01713.10
4.4.00.0000.02713.10
4.3.110.0000.01313.10
4.3.100.0030.01313.10
4.3.90.0000.01313.10
4.3.80.0000.02313.10
4.3.70.0000.01313.10
4.3.60.0000.03013.10
4.3.50.0000.02313.10
4.3.40.0000.02313.10
4.3.30.0000.01313.10
4.3.20.0000.02013.10
4.3.10.0000.01713.10
4.3.00.0030.01313.10

preferences:
51.79 ms | 400 KiB | 5 Q