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)
8.3.60.0110.00318.16
8.3.50.0120.00921.13
8.3.40.0140.00018.68
8.3.30.0120.00619.09
8.3.20.0070.00020.16
8.3.10.0040.00423.48
8.3.00.0050.00319.25
8.2.180.0070.00716.38
8.2.170.0110.00422.96
8.2.160.0070.00720.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00022.13
8.2.110.0060.00320.38
8.2.100.0130.00017.91
8.2.90.0070.00318.22
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0000.00917.93
8.2.50.0080.00018.07
8.2.40.0000.00717.98
8.2.30.0040.00418.07
8.2.20.0000.00717.68
8.2.10.0080.00018.05
8.2.00.0000.00817.71
8.1.280.0120.00925.92
8.1.270.0080.00022.03
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00922.18
8.1.230.0070.00420.91
8.1.220.0090.00017.79
8.1.210.0080.00018.97
8.1.200.0030.00617.10
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0030.00618.49
8.1.160.0000.00722.02
8.1.150.0040.00418.89
8.1.140.0040.00417.29
8.1.130.0040.00417.83
8.1.120.0030.00317.53
8.1.110.0000.00717.51
8.1.100.0000.00717.42
8.1.90.0000.00717.45
8.1.80.0030.00317.41
8.1.70.0030.00317.45
8.1.60.0060.00317.62
8.1.50.0040.00417.52
8.1.40.0000.00817.46
8.1.30.0030.00617.61
8.1.20.0040.00417.68
8.1.10.0000.00717.50
8.1.00.0000.00817.41
8.0.300.0070.00020.06
8.0.290.0040.00416.88
8.0.280.0030.00318.36
8.0.270.0030.00317.11
8.0.260.0000.00717.26
8.0.250.0030.00316.88
8.0.240.0040.00417.04
8.0.230.0070.00017.00
8.0.220.0080.00016.96
8.0.210.0000.00617.01
8.0.200.0080.00016.91
8.0.190.0030.00616.91
8.0.180.0030.00516.99
8.0.170.0060.00316.98
8.0.160.0040.00416.91
8.0.150.0040.00416.75
8.0.140.0000.00716.95
8.0.130.0000.00613.35
8.0.120.0040.00416.95
8.0.110.0070.00316.98
8.0.100.0000.00716.90
8.0.90.0040.00416.74
8.0.80.0140.00417.02
8.0.70.0000.00816.88
8.0.60.0080.00016.95
8.0.50.0040.00416.93
8.0.30.0150.00316.95
8.0.20.0080.01317.40
8.0.10.0000.00717.08
8.0.00.0120.00617.01
7.4.330.0030.00315.03
7.4.320.0040.00416.66
7.4.300.0030.00316.62
7.4.290.0040.00416.43
7.4.280.0000.00816.59
7.4.270.0050.00216.58
7.4.260.0080.00016.48
7.4.250.0000.00716.51
7.4.240.0040.00316.45
7.4.230.0070.00016.63
7.4.220.0150.00416.36
7.4.210.0060.00916.59
7.4.200.0000.00716.53
7.4.160.0160.00016.56
7.4.150.0160.00717.40
7.4.140.0060.01217.86
7.4.130.0120.00716.50
7.4.120.0080.00816.55
7.4.110.0130.00716.70
7.4.100.0070.01016.54
7.4.90.0090.01216.52
7.4.80.0160.00619.39
7.4.70.0140.00316.49
7.4.60.0140.00416.51
7.4.50.0000.00616.57
7.4.40.0030.01316.39
7.4.30.0030.01316.29
7.4.00.0090.00614.93
7.3.330.0050.00012.95
7.3.320.0030.00313.10
7.3.310.0040.00416.07
7.3.300.0000.00716.06
7.3.290.0110.00316.24
7.3.280.0070.00916.21
7.3.270.0090.00917.40
7.3.260.0150.00916.37
7.3.250.0110.00516.21
7.3.240.0100.01316.25
7.3.230.0150.00916.39
7.3.210.0120.00616.45
7.3.200.0120.00919.39
7.3.190.0070.01316.48
7.3.180.0070.01016.22
7.3.170.0090.00916.27
7.3.160.0000.02116.49
7.3.120.0030.01014.82
7.3.110.0090.00614.54
7.3.100.0060.00614.63
7.3.90.0140.00014.58
7.3.80.0030.00614.54
7.3.70.0040.01414.63
7.3.60.0070.00714.48
7.3.50.0100.00614.82
7.3.40.0030.01014.71
7.3.30.0090.00914.73
7.3.20.0120.00016.57
7.3.10.0080.00416.29
7.3.00.0070.00716.33
7.2.330.0100.00716.27
7.2.320.0060.01516.59
7.2.310.0140.00416.71
7.2.300.0030.01316.59
7.2.290.0100.01316.43
7.2.240.0060.00915.05
7.2.230.0110.00714.84
7.2.220.0070.01014.79
7.2.210.0040.01115.03
7.2.200.0060.01014.73
7.2.190.0000.00914.59
7.2.180.0100.00014.77
7.2.170.0030.01014.85
7.2.160.0000.00914.59
7.2.150.0030.00616.60
7.2.140.0000.01616.76
7.2.130.0060.00616.58
7.2.120.0030.00916.82
7.2.110.0110.00316.64
7.2.100.0060.00916.44
7.2.90.0100.00716.86
7.2.80.0040.00716.76
7.2.70.0040.01216.82
7.2.60.0140.00216.62
7.2.50.0060.00916.69
7.2.40.0000.01016.68
7.2.30.0070.00716.89
7.2.20.0070.01116.87
7.2.10.0040.00716.81
7.2.00.0020.01117.99
7.1.330.0000.01315.64
7.1.320.0040.01115.54
7.1.310.0110.00315.72
7.1.300.0000.01415.73
7.1.290.0060.00615.51
7.1.280.0090.00315.84
7.1.270.0080.00315.68
7.1.260.0060.00315.71
7.1.250.0030.01015.86
7.1.200.0090.00315.64
7.1.100.0000.01417.91
7.1.70.0050.00516.76
7.1.60.0070.01019.11
7.1.50.0100.01316.73
7.1.00.0030.07722.36
7.0.200.0050.00316.73
7.0.140.0030.07321.97
7.0.60.0130.08320.09
7.0.50.0100.07717.87
7.0.40.0100.08320.14
7.0.30.0370.07320.37
7.0.20.0230.04720.02
7.0.10.0070.05720.09
7.0.00.0100.06720.20
5.6.280.0000.07721.04
5.6.210.0030.08020.61
5.6.200.0070.05018.22
5.6.190.0070.04020.51
5.6.180.0370.06320.49
5.6.170.0370.05020.39
5.6.160.0070.07320.61
5.6.150.0270.05018.18
5.6.140.0130.04018.18
5.6.130.0130.03718.25
5.6.120.0070.04320.84
5.6.110.0030.07720.98
5.6.100.0070.05020.93
5.6.90.0070.08321.03
5.6.80.0030.08320.38
5.5.350.0070.09020.52
5.5.340.0030.04017.99
5.5.330.0070.09320.21
5.5.320.0330.05020.34
5.5.310.0230.06720.31
5.5.300.0030.05317.95
5.5.290.0100.08318.06
5.5.280.0030.07320.86
5.5.270.0030.04320.82
5.5.260.0000.08320.79
5.5.250.0070.04020.58
5.5.240.0330.06020.25
5.4.450.0100.06019.48
5.4.440.0300.06319.34
5.4.430.0170.05719.46
5.4.420.0770.00019.52
5.4.410.0630.00019.40
5.4.400.0630.00018.91
5.4.390.0630.00019.13
5.4.380.0630.00019.21
5.4.370.0670.00019.26
5.4.360.0630.00019.21
5.4.350.0630.00019.16
5.4.340.0050.03512.00
5.4.320.0070.03512.48
5.4.310.0050.03912.48
5.4.300.0060.03912.48
5.4.290.0040.03912.48
5.4.280.0110.03712.38
5.4.270.0080.03912.38
5.4.260.0070.03812.38
5.4.250.0090.03812.38
5.4.240.0040.03712.38
5.4.230.0090.03412.37
5.4.220.0010.04112.37
5.4.210.0050.03612.37
5.4.200.0120.03812.37
5.4.190.0070.03612.36
5.4.180.0040.04012.36
5.4.170.0050.04012.38
5.4.160.0020.04012.38
5.4.150.0070.03412.37
5.4.140.0060.03612.05
5.4.130.0040.03612.04
5.4.120.0060.03412.00
5.4.110.0080.03312.00
5.4.100.0080.03512.00
5.4.90.0040.03912.00
5.4.80.0060.03712.00
5.4.70.0050.03611.99
5.4.60.0080.03311.99
5.4.50.0090.03311.99
5.4.40.0100.03611.98
5.4.30.0090.04411.98
5.4.20.0090.03311.98
5.4.10.0070.03411.98
5.4.00.0060.03711.47
5.3.290.0060.03812.80
5.3.280.0070.04212.70
5.3.270.0100.03612.73
5.3.260.0060.04012.72
5.3.250.0030.04212.72
5.3.240.0070.03512.72
5.3.230.0090.03512.70
5.3.220.0090.03412.68
5.3.210.0050.03912.68
5.3.200.0060.03612.68
5.3.190.0100.04212.68
5.3.180.0070.03912.67
5.3.170.0080.03312.67
5.3.160.0050.03612.67
5.3.150.0030.03912.67
5.3.140.0070.03512.66
5.3.130.0060.04712.66
5.3.120.0070.03912.66
5.3.110.0070.04112.66
5.3.100.0090.03512.12
5.3.90.0040.03612.09
5.3.80.0130.04112.08
5.3.70.0100.03512.08
5.3.60.0050.03712.07
5.3.50.0050.03712.01
5.3.40.0080.03912.01
5.3.30.0060.03411.97
5.3.20.0010.03911.75
5.3.10.0070.03911.71
5.3.00.0060.03711.70
5.2.170.0060.0319.21
5.2.160.0040.0379.20
5.2.150.0060.0389.21
5.2.140.0040.0309.20
5.2.130.0050.0319.16
5.2.120.0060.0269.16
5.2.110.0040.0299.17
5.2.100.0060.0279.16
5.2.90.0050.0289.17
5.2.80.0040.0319.16
5.2.70.0030.0339.16
5.2.60.0080.0359.11
5.2.50.0030.0329.08
5.2.40.0090.0309.06
5.2.30.0090.0429.04
5.2.20.0050.0309.02
5.2.10.0060.0338.94
5.2.00.0060.0298.79
5.1.60.0030.0268.08
5.1.50.0010.0288.07
5.1.40.0060.0268.05
5.1.30.0050.0328.40
5.1.20.0030.0298.43
5.1.10.0090.0258.15
5.1.00.0040.0288.15
5.0.50.0040.0206.62
5.0.40.0020.0216.48
5.0.30.0030.0346.29
5.0.20.0050.0186.26
5.0.10.0030.0206.24
5.0.00.0020.0326.23
4.4.90.0040.0154.78
4.4.80.0010.0174.75
4.4.70.0010.0174.75
4.4.60.0020.0154.75
4.4.50.0030.0164.77
4.4.40.0010.0274.71
4.4.30.0020.0164.76
4.4.20.0030.0154.85
4.4.10.0020.0164.85
4.4.00.0030.0264.76
4.3.110.0020.0174.67
4.3.100.0020.0164.66
4.3.90.0040.0134.63
4.3.80.0030.0244.59
4.3.70.0040.0244.63
4.3.60.0030.0194.63
4.3.50.0040.0194.63
4.3.40.0030.0234.54
4.3.30.0030.0153.28
4.3.20.0030.0153.26
4.3.10.0020.0273.22
4.3.00.0030.0207.19

preferences:
39.97 ms | 401 KiB | 5 Q