3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = new \stdClass(); $d->asdf = new \stdClass(); var_dump(empty($d->asd->sfd)); var_dump(isset($d->asdf[0]));

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)
8.3.60.0170.00316.50
8.3.50.0120.00921.98
8.3.40.0070.00718.84
8.3.30.0070.01019.04
8.3.20.0070.00020.06
8.3.10.0090.00623.70
8.3.00.0030.00620.75
8.2.180.0140.00316.75
8.2.170.0120.00922.96
8.2.160.0070.00720.34
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0080.00826.16
8.2.120.0050.00222.29
8.2.110.0030.00722.24
8.2.100.0050.00617.84
8.2.90.0060.00319.22
8.2.80.0000.00818.04
8.2.70.0040.00417.63
8.2.60.0090.00017.80
8.2.50.0000.00818.07
8.2.40.0040.00418.28
8.2.30.0040.00418.07
8.2.20.0000.00817.81
8.2.10.0040.00417.80
8.2.00.0000.00717.81
8.1.280.0040.01125.92
8.1.270.0040.00422.10
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00624.02
8.1.230.0060.00619.16
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00817.36
8.1.190.0050.00317.38
8.1.180.0060.00318.10
8.1.170.0000.00818.66
8.1.160.0000.00822.00
8.1.150.0070.00018.57
8.1.140.0030.00517.31
8.1.130.0070.00017.70
8.1.120.0000.00717.42
8.1.110.0000.00717.29
8.1.100.0030.00317.35
8.1.90.0020.00517.47
8.1.80.0000.00817.31
8.1.70.0000.00717.34
8.1.60.0000.00717.46
8.1.50.0040.00417.53
8.1.40.0040.00417.42
8.1.30.0000.00717.60
8.1.20.0020.00517.62
8.1.10.0000.00717.55
8.1.00.0000.00817.50
8.0.300.0050.00318.77
8.0.290.0070.00016.92
8.0.280.0030.00318.43
8.0.270.0030.00317.27
8.0.260.0000.00716.84
8.0.250.0040.00416.95
8.0.240.0070.00016.93
8.0.230.0040.00416.92
8.0.220.0040.00416.93
8.0.210.0040.00416.77
8.0.200.0050.00316.97
8.0.190.0000.00816.95
8.0.180.0050.00316.86
8.0.170.0070.00016.82
8.0.160.0050.00317.00
8.0.150.0040.00416.88
8.0.140.0070.00016.75
8.0.130.0000.00613.33
8.0.120.0060.00316.77
8.0.110.0050.00216.78
8.0.100.0030.00516.83
8.0.90.0040.00416.96
8.0.80.0160.00716.78
8.0.70.0000.00816.92
8.0.60.0030.00716.86
8.0.50.0040.00416.84
8.0.30.0120.00716.98
8.0.20.0150.00517.40
8.0.10.0080.00016.81
8.0.00.0110.00816.83
7.4.330.0000.00515.14
7.4.320.0030.00316.62
7.4.300.0070.00016.51
7.4.290.0030.00316.44
7.4.280.0070.00016.63
7.4.270.0070.00016.42
7.4.260.0000.00716.60
7.4.250.0030.00316.58
7.4.240.0030.00316.57
7.4.230.0040.00416.32
7.4.220.0100.01716.59
7.4.210.0070.00816.58
7.4.200.0030.00516.63
7.4.190.0030.00316.47
7.4.160.0080.00816.63
7.4.150.0110.01417.40
7.4.140.0080.01217.86
7.4.130.0080.00816.59
7.4.120.0110.00916.54
7.4.110.0080.00816.60
7.4.100.0000.01716.66
7.4.90.0080.00816.64
7.4.80.0030.00816.60
7.4.70.0070.01616.63
7.4.60.0110.00716.29
7.4.50.0040.00016.41
7.4.40.0090.00622.77
7.4.30.0100.00616.37
7.4.00.0060.00615.12
7.3.330.0050.00013.13
7.3.320.0000.00513.34
7.3.310.0000.00716.33
7.3.300.0040.00416.19
7.3.290.0120.00916.35
7.3.280.0120.00916.35
7.3.270.0050.01117.40
7.3.260.0070.01016.49
7.3.250.0110.00616.44
7.3.240.0080.00816.29
7.3.230.0100.00716.51
7.3.210.0100.01116.39
7.3.200.0130.01019.39
7.3.190.0100.01016.42
7.3.180.0120.00416.34
7.3.170.0080.01316.56
7.3.160.0030.01316.58
7.3.120.0040.01214.90
7.2.330.0100.00716.64
7.2.320.0110.00716.63
7.2.310.0060.01216.33
7.2.300.0090.00916.63
7.2.290.0090.01316.50
7.2.60.0060.01016.87
7.2.00.0000.01319.50
7.1.200.0030.01015.63
7.1.100.0000.01117.78
7.1.70.0000.00716.86
7.1.60.0110.01119.29
7.1.50.0000.01116.89
7.1.00.0070.07022.54
7.0.200.0000.00716.89
7.0.140.0000.07722.21
7.0.100.0130.06319.93
7.0.90.0070.07719.90
7.0.80.0030.08319.96
7.0.70.0100.08019.97
7.0.60.0100.05319.94
7.0.50.0100.08020.35
7.0.40.0000.08020.05
7.0.30.0130.08020.13
7.0.20.0070.06320.05
7.0.10.0200.07020.09
7.0.00.0070.08020.10
5.6.280.0100.06721.02
5.6.250.0070.05320.72
5.6.240.0100.08720.59
5.6.230.0070.07320.57
5.6.220.0100.08320.61
5.6.210.0100.07020.68
5.6.200.0070.08320.96
5.6.190.0070.08721.13
5.6.180.0200.07021.11
5.6.170.0030.08721.07
5.6.160.0000.09020.88
5.6.150.0130.07321.04
5.6.140.0130.08021.03
5.6.130.0200.07021.05
5.6.120.0070.09021.03
5.6.110.0100.08720.98
5.6.100.0030.07720.91
5.6.90.0100.07721.09
5.6.80.0070.09320.48
5.6.70.0230.06320.43
5.6.60.0230.05720.32
5.6.50.0030.06720.43
5.6.40.0130.03320.41
5.6.30.0070.07020.27
5.6.20.0170.06720.40
5.6.10.0100.08320.30
5.6.00.0070.06720.45
5.5.380.0130.04020.56
5.5.370.0000.04720.39
5.5.360.0100.07720.36
5.5.350.0170.07020.46
5.5.340.0100.06020.93
5.5.330.0130.08020.93
5.5.320.0300.06020.89
5.5.310.0100.07320.89
5.5.300.0070.05720.93
5.5.290.0030.08020.64
5.5.280.0000.09020.83
5.5.270.0130.07720.87
5.5.260.0130.07320.75
5.5.250.0100.07320.57
5.5.240.0170.06720.18
5.5.230.0130.07720.17
5.5.220.0070.07020.26
5.5.210.0000.08320.20
5.5.200.0070.05720.29
5.5.190.0100.07720.23
5.5.180.0130.06020.18
5.5.160.0030.07720.24
5.5.150.0100.07020.25
5.5.140.0030.07020.14
5.5.130.0100.05020.10
5.5.120.0070.07720.23
5.5.110.0030.07020.17
5.5.100.0030.08720.01
5.5.90.0200.06020.06
5.5.80.0070.06720.05
5.5.70.0100.03320.00
5.5.60.0030.08320.04
5.5.50.0000.06719.96
5.5.40.0070.07720.02
5.5.30.0030.08719.95
5.5.20.0100.07319.99
5.5.10.0070.08320.13
5.5.00.0100.04320.12
5.4.450.0130.07319.45
5.4.440.0070.07719.20
5.4.430.0100.07019.44
5.4.420.0030.08019.13
5.4.410.0100.07319.00
5.4.400.0030.06018.79
5.4.390.0070.07019.05
5.4.380.0070.07018.78
5.4.370.0030.07718.98
5.4.360.0070.03719.13
5.4.350.0170.06318.94
5.4.340.0030.06718.98
5.4.320.0000.07718.81
5.4.310.0100.07718.90
5.4.300.0000.04719.14
5.4.290.0170.02318.78
5.4.280.0070.07018.78
5.4.270.0000.08018.96
5.4.260.0030.06319.09
5.4.250.0030.03719.12
5.4.240.0070.05319.09
5.4.230.0130.07018.80
5.4.220.0100.07018.96
5.4.210.0070.07018.94
5.4.200.0230.06019.05
5.4.190.0100.07319.11
5.4.180.0070.06019.06
5.4.170.0070.07018.80
5.4.160.0000.08319.05
5.4.150.0030.08319.04
5.4.140.0100.07016.30
5.4.130.0030.07716.32
5.4.120.0070.07716.31
5.4.110.0000.05016.21
5.4.100.0070.04316.42
5.4.90.0100.06716.21
5.4.80.0070.07316.38
5.4.70.0070.04316.30
5.4.60.0070.07316.20
5.4.50.0100.05316.37
5.4.40.0130.06316.33
5.4.30.0130.06316.39
5.4.20.0070.06016.30
5.4.10.0130.06016.49
5.4.00.0070.08315.67
5.3.290.0030.05314.65
5.3.280.0100.06014.59
5.3.270.0030.07314.46
5.3.260.0070.07714.57
5.3.250.0000.08014.59
5.3.240.0100.05714.59
5.3.230.0070.07714.60
5.3.220.0100.07714.54
5.3.210.0070.08014.53
5.3.200.0030.07714.43
5.3.190.0000.03714.40
5.3.180.0030.07014.43
5.3.170.0100.07014.52
5.3.160.0030.07314.42
5.3.150.0070.07314.40
5.3.140.0030.08014.41
5.3.130.0030.04314.49
5.3.120.0030.07714.53
5.3.110.0070.06714.41
5.3.100.0130.06713.89
5.3.90.0000.07313.87
5.3.80.0030.07013.98
5.3.70.0070.07713.92
5.3.60.0000.07713.75
5.3.50.0100.06713.93
5.3.40.0100.07013.93
5.3.30.0130.07013.91
5.3.20.0100.05713.55
5.3.10.0100.07013.66
5.3.00.0100.07013.63
5.2.170.0100.03711.63
5.2.160.0000.05011.63
5.2.150.0130.04711.63
5.2.140.0100.05311.63
5.2.130.0070.05311.63
5.2.120.0070.05711.63
5.2.110.0030.06011.63
5.2.100.0030.03711.63
5.2.90.0070.05711.63
5.2.80.0100.05711.63
5.2.70.0070.06011.63
5.2.60.0100.05011.63
5.2.50.0030.06711.63
5.2.40.0070.06311.63
5.2.30.0030.06011.63
5.2.20.0170.04011.63
5.2.10.0100.05311.63
5.2.00.0100.05711.63
5.1.60.0070.05311.63
5.1.50.0100.05011.63
5.1.40.0100.04711.63
5.1.30.0070.03311.63
5.1.20.0070.04311.63
5.1.10.0000.05711.63
5.1.00.0030.06011.63
5.0.50.0030.04711.63
5.0.40.0100.02711.63
5.0.30.0030.05711.63
5.0.20.0030.04311.63
5.0.10.0030.04711.63
5.0.00.0030.05711.63
4.4.90.0070.02011.63
4.4.80.0000.03711.63
4.4.70.0000.03711.63
4.4.60.0030.03311.63
4.4.50.0070.03311.63
4.4.40.0030.03311.63
4.4.30.0070.02011.63
4.4.20.0030.02311.63
4.4.10.0000.03711.63
4.4.00.0030.05311.63
4.3.110.0030.02311.63
4.3.100.0000.02011.63
4.3.90.0030.02311.63
4.3.80.0030.05311.63
4.3.70.0000.04011.63
4.3.60.0030.03011.63
4.3.50.0030.04011.63
4.3.40.0030.05311.63
4.3.30.0070.02311.63
4.3.20.0000.02311.63
4.3.10.0070.02711.63
4.3.00.0000.03711.63

preferences:
41.8 ms | 401 KiB | 5 Q