3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj = (object)array('123' => '456'); print_r($obj); if (!property_exists($obj,'123')) echo 'property 123 does not exist',"\n"; if ( !isset( $obj->{'123'} ) ) echo 'property 123 is null',"\n";

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)
8.3.60.0120.00318.18
8.3.50.0090.01021.09
8.3.40.0150.00018.54
8.3.30.0110.00319.10
8.3.20.0040.00420.19
8.3.10.0040.00423.66
8.3.00.0040.00419.38
8.2.180.0040.01116.50
8.2.170.0110.00322.96
8.2.160.0070.00720.39
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0040.00422.14
8.2.110.0100.00020.51
8.2.100.0080.00417.84
8.2.90.0060.00318.22
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0050.00317.80
8.2.50.0000.00818.07
8.2.40.0040.00419.88
8.2.30.0040.00417.98
8.2.20.0000.00817.71
8.2.10.0070.00018.04
8.2.00.0030.00517.79
8.1.280.0100.01025.92
8.1.270.0000.00922.20
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0030.00622.21
8.1.230.0080.00420.71
8.1.220.0030.00617.74
8.1.210.0040.00418.95
8.1.200.0000.00917.23
8.1.190.0040.00417.11
8.1.180.0040.00418.10
8.1.170.0040.00418.65
8.1.160.0040.00421.97
8.1.150.0070.00018.89
8.1.140.0070.00017.41
8.1.130.0040.00417.68
8.1.120.0040.00417.51
8.1.110.0040.00417.45
8.1.100.0050.00317.44
8.1.90.0040.00417.50
8.1.80.0030.00317.54
8.1.70.0070.00017.34
8.1.60.0080.00017.52
8.1.50.0080.00017.41
8.1.40.0040.00417.52
8.1.30.0030.00617.66
8.1.20.0040.00417.50
8.1.10.0050.00217.53
8.1.00.0000.00817.45
8.0.300.0070.00020.16
8.0.290.0020.00516.88
8.0.280.0000.00718.44
8.0.270.0030.00318.09
8.0.260.0000.00717.21
8.0.250.0030.00317.01
8.0.240.0070.00017.06
8.0.230.0000.00717.02
8.0.220.0030.00316.96
8.0.210.0030.00316.93
8.0.200.0040.00417.04
8.0.190.0040.00416.96
8.0.180.0000.00716.88
8.0.170.0050.00316.97
8.0.160.0040.00416.85
8.0.150.0000.00716.93
8.0.140.0080.00016.96
8.0.130.0050.00013.39
8.0.120.0040.00416.80
8.0.110.0040.00416.91
8.0.100.0000.00816.86
8.0.90.0030.00517.04
8.0.80.0060.00916.96
8.0.70.0040.00417.01
8.0.60.0030.00616.86
8.0.50.0040.00416.90
8.0.30.0070.01317.24
8.0.20.0140.00517.40
8.0.10.0000.00717.06
8.0.00.0100.00716.82
7.4.330.0000.00515.00
7.4.320.0000.00616.47
7.4.300.0000.00616.52
7.4.290.0070.00016.51
7.4.280.0050.00216.60
7.4.270.0070.00016.65
7.4.260.0030.00716.47
7.4.250.0000.00816.45
7.4.240.0030.00316.53
7.4.230.0030.00516.47
7.4.220.0060.01916.43
7.4.210.0110.00316.46
7.4.200.0040.00416.63
7.4.160.0080.00816.39
7.4.150.0060.01217.40
7.4.140.0110.00717.86
7.4.130.0050.01216.36
7.4.120.0080.00816.61
7.4.110.0090.00916.52
7.4.100.0100.01016.36
7.4.90.0170.00016.46
7.4.80.0110.00719.39
7.4.70.0060.00916.40
7.4.60.0030.01416.42
7.4.50.0000.00816.09
7.4.40.0080.00816.32
7.4.30.0090.00616.68
7.4.10.0060.01314.84
7.4.00.0100.00814.96
7.3.330.0020.00213.04
7.3.320.0020.00212.97
7.3.310.0030.00316.29
7.3.300.0030.00316.23
7.3.290.0070.01016.24
7.3.280.0090.00716.20
7.3.270.0100.01317.40
7.3.260.0130.00316.38
7.3.250.0100.00716.16
7.3.240.0090.00916.35
7.3.230.0100.00616.39
7.3.210.0070.01016.46
7.3.200.0030.02019.39
7.3.190.0150.00616.12
7.3.180.0090.00716.13
7.3.170.0080.00816.33
7.3.160.0080.00816.18
7.3.130.0100.01014.68
7.3.120.0000.01814.90
7.3.110.0140.00414.62
7.3.100.0120.00314.47
7.3.90.0000.01214.57
7.3.80.0000.01314.70
7.3.70.0060.00614.48
7.3.60.0070.00314.54
7.3.50.0160.00014.78
7.3.40.0080.00414.73
7.3.30.0030.00514.74
7.3.20.0070.01016.61
7.3.10.0040.01116.47
7.3.00.0050.00516.53
7.2.330.0180.01516.54
7.2.320.0150.00316.51
7.2.310.0190.00316.54
7.2.300.0060.00916.58
7.2.290.0060.01816.33
7.2.260.0030.01515.04
7.2.250.0110.00714.80
7.2.240.0100.00314.78
7.2.230.0100.00314.80
7.2.220.0030.01314.81
7.2.210.0060.00615.11
7.2.200.0110.00014.61
7.2.190.0120.00314.85
7.2.180.0040.01215.02
7.2.170.0060.00615.05
7.2.160.0000.01514.52
7.2.150.0070.00816.88
7.2.140.0100.00716.56
7.2.130.0100.00716.71
7.2.120.0060.00616.61
7.2.110.0000.01316.85
7.2.100.0100.00016.72
7.2.90.0060.00316.73
7.2.80.0070.00716.55
7.2.70.0080.00816.72
7.2.60.0060.00716.83
7.2.50.0040.01416.81
7.2.40.0060.00916.87
7.2.30.0060.01016.91
7.2.20.0070.00716.85
7.2.10.0090.00916.88
7.2.00.0070.00618.16
7.1.330.0000.01415.64
7.1.320.0150.00315.70
7.1.310.0030.01015.45
7.1.300.0120.00315.92
7.1.290.0090.00615.73
7.1.280.0090.00315.75
7.1.270.0000.01215.52
7.1.260.0110.00415.54
7.1.250.0030.01015.74
7.1.240.0060.00915.70
7.1.230.0090.00615.82
7.1.220.0090.00915.43
7.1.210.0000.01215.67
7.1.200.0030.00915.71
7.1.190.0030.01015.34
7.1.180.0000.01515.55
7.1.170.0070.01015.41
7.1.160.0070.01115.41
7.1.150.0070.00715.88
7.1.140.0090.00615.66
7.1.130.0030.01215.70
7.1.120.0040.00715.62
7.1.110.0000.01115.79
7.1.100.0080.00516.77
7.1.90.0050.00515.72
7.1.80.0060.00315.76
7.1.70.0040.00716.49
7.1.60.0110.00717.44
7.1.50.0080.00516.23
7.1.40.0090.00015.74
7.1.30.0000.01515.80
7.1.20.0070.00415.88
7.1.10.0030.01015.73
7.1.00.0060.03819.00
7.0.330.0000.01215.46
7.0.320.0060.00615.46
7.0.310.0130.00015.30
7.0.300.0090.00614.98
7.0.290.0090.00615.36
7.0.280.0090.00015.34
7.0.270.0060.00315.12
7.0.260.0080.00015.31
7.0.250.0080.00415.35
7.0.240.0090.00915.29
7.0.230.0070.00315.22
7.0.220.0060.00315.32
7.0.210.0040.00715.43
7.0.200.0000.01015.93
7.0.190.0070.00715.49
7.0.180.0060.00615.53
7.0.170.0030.00715.52
7.0.160.0040.00715.43
7.0.150.0070.00715.28
7.0.140.0040.04118.70
7.0.130.0070.00715.52
7.0.120.0090.00615.17
7.0.110.0100.00315.39
7.0.100.0040.01415.39
7.0.90.0100.00715.46
7.0.80.0070.00715.27
7.0.70.0100.00015.34
7.0.60.0030.04617.57
7.0.50.0080.03616.53
7.0.40.0050.03116.89
7.0.30.0270.04416.71
7.0.20.0230.03716.81
7.0.10.0070.03216.76
7.0.00.0030.04816.69
5.6.400.0090.00614.18
5.6.390.0040.01114.38
5.6.380.0090.00614.59
5.6.370.0040.00414.38
5.6.360.0100.00314.38
5.6.350.0070.00714.62
5.6.340.0080.00414.46
5.6.330.0080.00014.04
5.6.320.0040.00814.29
5.6.310.0120.00314.49
5.6.300.0070.00714.16
5.6.290.0040.00414.40
5.6.280.0080.03617.56
5.6.270.0040.00414.54
5.6.260.0030.00614.77
5.6.250.0070.00714.42
5.6.240.0120.00614.18
5.6.230.0060.00614.16
5.6.220.0060.00914.32
5.6.210.0060.04817.30
5.6.200.0040.03916.13
5.6.190.0070.04017.68
5.6.180.0130.04417.35
5.6.170.0150.04417.54
5.6.160.0100.04217.51
5.6.150.0090.03916.33
5.6.140.0090.03416.10
5.6.130.0050.03616.16
5.6.120.0050.02517.54
5.6.110.0070.03817.73
5.6.100.0050.02517.55
5.6.90.0050.04217.57
5.6.80.0070.03517.41
5.6.70.0080.00814.14
5.6.60.0040.01114.21
5.6.50.0000.00814.35
5.6.40.0100.00314.41
5.6.30.0030.01014.54
5.6.20.0030.00914.09
5.6.10.0040.00814.44
5.6.00.0070.00414.33
5.5.380.0130.00014.50
5.5.370.0060.00614.29
5.5.360.0070.00714.39
5.5.350.0030.04617.26
5.5.340.0050.02216.23
5.5.330.0130.02617.49
5.5.320.0220.03217.34
5.5.310.0200.03717.22
5.5.300.0050.03016.02
5.5.290.0050.03016.07
5.5.280.0080.04317.56
5.5.270.0030.02717.55
5.5.260.0050.03317.64
5.5.250.0050.02717.39
5.5.240.0210.03317.27
5.5.230.0100.00314.03
5.5.220.0070.00714.23
5.5.210.0060.00614.24
5.5.200.0000.01514.19
5.5.190.0000.01413.86
5.5.180.0040.00813.95
5.5.170.0000.00814.32
5.5.160.0090.00314.10
5.5.150.0000.01114.39
5.5.140.0070.01014.24
5.5.130.0070.00714.41
5.5.120.0060.00914.50
5.5.110.0030.00914.33
5.5.100.0040.01114.32
5.5.90.0030.01314.24
5.5.80.0120.00014.13
5.5.70.0070.00714.05
5.5.60.0030.01014.09
5.5.50.0000.01314.14
5.5.40.0070.01014.10
5.5.30.0070.00314.06
5.5.20.0040.00714.22
5.5.10.0030.00714.45
5.5.00.0060.00314.30
5.4.450.0120.02816.39
5.4.440.0090.03216.40
5.4.430.0450.03616.51
5.4.420.0330.00416.50
5.4.410.0400.00416.36
5.4.400.0330.00316.29
5.4.390.0320.00616.22
5.4.380.0420.00216.17
5.4.370.0320.00216.21
5.4.360.0300.00416.28
5.4.350.0350.00216.24
5.4.340.0040.02512.66
5.4.330.0030.00713.32
5.4.320.0040.02112.90
5.4.310.0040.02312.90
5.4.300.0030.02312.90
5.4.290.0040.02312.90
5.4.280.0050.02312.85
5.4.270.0040.02412.85
5.4.260.0070.01912.85
5.4.250.0060.02012.85
5.4.240.0030.02312.85
5.4.230.0040.02312.84
5.4.220.0050.02012.84
5.4.210.0100.02012.84
5.4.200.0100.01612.85
5.4.190.0070.01612.84
5.4.180.0070.01912.84
5.4.170.0070.01812.85
5.4.160.0070.01812.85
5.4.150.0050.01912.84
5.4.140.0050.02212.69
5.4.130.0060.02112.68
5.4.120.0030.02412.66
5.4.110.0080.01912.66
5.4.100.0040.02212.66
5.4.90.0070.01912.66
5.4.80.0060.02012.66
5.4.70.0060.02012.65
5.4.60.0080.01912.66
5.4.50.0060.01912.65
5.4.40.0080.02212.65
5.4.30.0020.02712.65
5.4.20.0070.02312.65
5.4.10.0050.02012.65
5.4.00.0050.02112.39
5.3.290.0030.04212.80
5.3.280.0080.03512.71
5.3.270.0080.04212.72
5.3.260.0040.04312.72
5.3.250.0080.03912.72
5.3.240.0020.04112.72
5.3.230.0080.03612.71
5.3.220.0040.03912.68
5.3.210.0080.03712.68
5.3.200.0050.04012.68
5.3.190.0080.03412.68
5.3.180.0050.03612.68
5.3.170.0080.03312.67
5.3.160.0120.03412.67
5.3.150.0070.03912.67
5.3.140.0070.03412.66
5.3.130.0050.03912.66
5.3.120.0210.04612.66
5.3.110.0170.03712.66
5.3.100.0100.03312.12
5.3.90.0060.03612.09
5.3.80.0060.03612.08
5.3.70.0040.03612.08
5.3.60.0090.03212.06
5.3.50.0050.03712.01
5.3.40.0040.04412.01
5.3.30.0060.03311.97
5.3.20.0050.03911.75
5.3.10.0040.03511.71
5.3.00.0090.03111.70
5.2.170.0010.0349.20
5.2.160.0020.0329.20
5.2.150.0010.0349.20
5.2.140.0050.0339.20
5.2.130.0050.0279.16
5.2.120.0090.0289.16
5.2.110.0030.0299.17
5.2.100.0040.0389.16
5.2.90.0090.0309.16
5.2.80.0080.0279.16
5.2.70.0140.0319.16
5.2.60.0120.0369.12
5.2.50.0140.0259.09
5.2.40.0100.0249.05
5.2.30.0060.0289.04
5.2.20.0030.0289.02
5.2.10.0020.0298.93
5.2.00.0050.0378.79
5.1.60.0060.0258.06
5.1.50.0010.0268.06
5.1.40.0050.0258.04
5.1.30.0070.0268.39
5.1.20.0050.0298.41
5.1.10.0040.0268.14
5.1.00.0060.0268.13
5.0.50.0020.0216.62
5.0.40.0050.0186.47
5.0.30.0010.0386.29
5.0.20.0050.0206.27
5.0.10.0030.0216.24
5.0.00.0050.0316.23
4.4.90.0020.0164.78
4.4.80.0020.0154.76
4.4.70.0020.0164.76
4.4.60.0030.0154.75
4.4.50.0040.0144.77
4.4.40.0020.0274.71
4.4.30.0050.0134.76
4.4.20.0040.0144.84
4.4.10.0050.0134.85
4.4.00.0020.0254.76
4.3.110.0060.0124.67
4.3.100.0050.0134.66
4.3.90.0050.0134.63
4.3.80.0110.0274.58
4.3.70.0060.0124.63
4.3.60.0060.0124.63
4.3.50.0060.0134.63
4.3.40.0080.0224.54
4.3.30.0020.0213.28
4.3.20.0020.0183.25
4.3.10.0020.0173.21
4.3.00.0000.0237.19

preferences:
41.25 ms | 401 KiB | 5 Q