3v4l.org

run code in 300+ PHP versions simultaneously
<?php $object = new \ArrayObject(); $object['foo'] = null; var_dump($object); echo "\nobject array access:\n"; var_dump(isset($object['foo'])); var_dump(array_key_exists('foo', $object)); var_dump(property_exists($object, 'foo')); if (isset($object['foo']) || array_key_exists('foo', $object)) { var_dump($object['foo']); }

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)
8.3.60.0110.00718.52
8.3.50.0140.00318.17
8.3.40.0090.00618.84
8.3.30.0070.00718.79
8.3.20.0080.00018.81
8.3.10.0040.00421.91
8.3.00.0040.00421.89
8.2.180.0070.01418.29
8.2.170.0120.00322.96
8.2.160.0070.00720.38
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.00022.13
8.2.120.0080.00026.35
8.2.110.0060.00322.26
8.2.100.0110.00017.84
8.2.90.0030.00517.97
8.2.80.0040.00417.97
8.2.70.0000.00818.05
8.2.60.0040.00418.22
8.2.50.0050.00318.10
8.2.40.0030.00521.23
8.2.30.0070.00020.51
8.2.20.0040.00417.95
8.2.10.0080.00018.10
8.2.00.0000.00819.48
8.1.270.0080.00022.07
8.1.260.0070.00026.35
8.1.250.0050.00328.09
8.1.240.0030.00622.59
8.1.230.0070.00422.82
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0030.00617.22
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0040.00418.58
8.1.160.0000.00718.84
8.1.150.0080.00018.71
8.1.140.0040.00418.85
8.1.130.0000.00720.20
8.1.120.0040.00417.43
8.1.110.0040.00417.41
8.1.100.0000.00717.31
8.1.90.0000.00717.42
8.1.80.0060.00317.43
8.1.70.0040.00417.37
8.1.60.0040.00417.49
8.1.50.0060.00317.36
8.1.40.0030.00517.55
8.1.30.0080.00017.58
8.1.20.0000.00817.71
8.1.10.0040.00417.63
8.1.00.0070.00017.50
8.0.300.0040.00419.65
8.0.290.0030.00616.75
8.0.280.0040.00418.45
8.0.270.0030.00517.23
8.0.260.0030.00318.37
8.0.250.0030.00316.88
8.0.240.0030.00316.94
8.0.230.0030.00316.93
8.0.220.0000.00716.84
8.0.210.0000.00716.92
8.0.200.0030.00317.00
8.0.190.0030.00516.95
8.0.180.0000.00716.84
8.0.170.0000.00916.95
8.0.160.0070.00416.96
8.0.150.0090.00016.87
8.0.140.0000.00816.90
8.0.130.0000.00613.29
8.0.120.0040.00416.75
8.0.110.0000.00716.98
8.0.100.0080.00016.79
8.0.90.0040.00417.00
8.0.80.0120.00716.87
8.0.70.0030.00516.93
8.0.60.0000.00716.86
8.0.50.0040.00416.79
8.0.30.0120.01017.20
8.0.20.0140.00517.40
8.0.10.0040.00416.83
8.0.00.0050.01216.90
7.4.330.0050.00015.55
7.4.320.0030.00316.47
7.4.300.0000.00616.58
7.4.290.0030.00316.50
7.4.280.0030.00616.42
7.4.270.0030.00516.52
7.4.260.0050.00216.61
7.4.250.0040.00416.46
7.4.240.0040.00416.38
7.4.230.0030.00316.35
7.4.220.0000.00716.32
7.4.210.0080.00716.60
7.4.200.0030.00316.71
7.4.160.0100.00616.54
7.4.140.0090.01317.86
7.4.130.0060.01316.66
7.4.120.0100.00816.60
7.4.110.0050.01816.57
7.4.100.0070.01416.52
7.4.90.0110.00716.47
7.4.80.0100.01319.39
7.4.70.0130.00316.54
7.4.60.0090.00916.48
7.4.50.0000.01816.27
7.4.40.0120.00916.37
7.4.10.0120.00615.24
7.4.00.0040.01314.75
7.3.330.0050.00013.13
7.3.320.0030.00313.24
7.3.310.0000.00816.33
7.3.300.0000.00716.26
7.3.290.0070.00016.41
7.3.280.0060.01016.34
7.3.260.0090.00916.35
7.3.240.0120.00616.49
7.3.230.0070.01116.57
7.3.210.0140.00316.67
7.3.200.0070.01016.41
7.3.190.0110.00616.57
7.3.180.0060.01516.38
7.3.170.0100.01016.30
7.3.160.0060.01516.57
7.3.130.0070.01315.13
7.3.120.0110.00714.88
7.3.110.0070.01014.96
7.3.100.0070.00714.88
7.3.90.0030.00914.55
7.3.80.0080.00614.82
7.3.70.0080.00314.84
7.3.60.0090.00314.81
7.3.50.0030.01014.95
7.3.40.0080.00414.96
7.3.30.0090.00614.96
7.3.20.0060.00616.41
7.3.10.0070.00716.50
7.3.00.0060.00316.66
7.2.330.0110.01516.61
7.2.320.0030.01316.35
7.2.310.0000.01616.77
7.2.300.0060.01116.45
7.2.290.0120.00616.73
7.2.260.0090.00914.82
7.2.250.0090.00615.05
7.2.240.0030.01315.05
7.2.230.0090.00615.25
7.2.220.0080.00314.78
7.2.210.0040.00814.98
7.2.200.0000.01514.79
7.2.190.0000.01515.06
7.2.180.0080.00814.89
7.2.170.0030.01015.00
7.2.160.0070.00715.03
7.2.150.0030.01317.01
7.2.140.0000.01417.01
7.2.130.0030.01117.00
7.2.120.0160.00016.68
7.2.110.0130.00317.16
7.2.100.1290.00515.61
7.2.90.1820.01115.79
7.2.80.1580.00815.66
7.2.70.1230.00515.83
7.2.60.1630.00915.93
7.2.50.0290.00515.94
7.2.40.0130.01216.14
7.2.30.0120.00615.78
7.2.20.0070.00715.90
7.2.10.1430.01415.86
7.2.00.1530.00915.81
7.1.330.0030.01415.95
7.1.320.0030.01415.62
7.1.310.0040.00715.97
7.1.300.0060.00615.89
7.1.290.0000.00915.85
7.1.280.0030.01015.80
7.1.270.0040.00415.99
7.1.260.0100.00315.62
7.1.250.0070.00715.72
7.1.240.0140.00015.78
7.1.230.0070.01015.66
7.1.220.1670.00614.87
7.1.210.1920.00814.62
7.1.200.2030.01214.73
7.1.190.1500.00614.63
7.1.180.0650.01014.56
7.1.170.0120.00714.66
7.1.160.0310.00614.65
7.1.150.0090.00914.80
7.1.140.1600.00914.56
7.1.130.1500.00414.53
7.1.120.1510.00814.79
7.1.110.1530.00914.76
7.1.100.1960.00514.54
7.1.90.1970.00714.82
7.1.80.1810.00914.67
7.1.70.1670.00814.71
7.1.60.2330.01323.79
7.1.50.3160.00723.65
7.1.40.2530.00923.74
7.1.30.2780.01223.46
7.1.20.2960.00623.64
7.1.10.2650.00314.73
7.1.00.2050.00814.76
7.0.330.0040.00815.30
7.0.320.0060.00315.20
7.0.310.0030.01015.43
7.0.300.0070.00715.16
7.0.290.0040.00715.44
7.0.280.0070.00715.55
7.0.270.0080.00815.30
7.0.260.0000.01315.40
7.0.250.0070.00715.29
7.0.240.0000.01315.63
7.0.230.0100.00715.44
7.0.220.0070.00415.42
7.0.210.0140.00015.46
7.0.200.0030.00915.53
7.0.190.0030.00715.54
7.0.180.0040.00415.32
7.0.170.0070.00715.24
7.0.160.0060.00615.58
7.0.150.0030.00915.48
7.0.140.0070.00415.37
7.0.130.0040.00915.43
7.0.120.0090.00615.32
7.0.110.0070.00315.49
7.0.100.0000.01415.24
7.0.90.0000.01115.53
7.0.80.0030.00615.55
7.0.70.0120.00015.43
7.0.60.0030.01015.43
7.0.50.0110.00415.48
7.0.40.0030.01013.48
7.0.30.0000.01113.51
7.0.20.0030.00913.35
7.0.10.0000.01013.50
7.0.00.0060.00313.53
5.6.400.0100.00614.57
5.6.390.0070.00714.49
5.6.380.0030.01214.64
5.6.370.0030.01214.85
5.6.360.0100.00314.22
5.6.350.0110.00314.68
5.6.340.0040.00414.40
5.6.330.0060.00614.76
5.6.320.0080.00314.67
5.6.310.0040.00814.67
5.6.300.0070.01014.42
5.6.290.0120.00314.42
5.6.280.0030.01314.34
5.6.270.0030.00914.65
5.6.260.0060.00614.52
5.6.250.0090.00614.59
5.6.240.0030.00914.54
5.6.230.0000.00914.16
5.6.220.0090.00314.48
5.6.210.0070.00314.28
5.6.200.0060.00314.08
5.6.190.0050.00514.40
5.6.180.0070.00414.31
5.6.170.0040.00814.37
5.6.160.0070.00714.45
5.6.150.0070.00714.32
5.6.140.0040.00814.41
5.6.130.0050.00314.40
5.6.120.0040.00414.39
5.6.110.0090.00314.29
5.6.100.0040.00414.28
5.6.90.0090.00314.74
5.6.80.0000.01714.54
5.6.70.0030.01014.39
5.6.60.0060.00314.65
5.6.50.0000.01214.35
5.6.40.0030.00614.56
5.6.30.0070.01014.28
5.6.20.0060.00614.44
5.6.10.0140.00014.33
5.6.00.0030.00914.40

preferences:
59.87 ms | 400 KiB | 5 Q