3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_export(isset($array['does']['not']['exist']) ? $array['does']['not']['exist'] : 'nope'); echo "\n---\n"; var_export(isset($obj->does->not->exist) ? $obj->does->not->exist : 'nope'); echo "\n---\n"; var_export(isset($obj->does[123]->not->exist[678]['foo']) ? $obj->does[123]->not->exist[678]['foo'] : 'nope');

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)
8.4.140.0160.00417.85
8.4.130.0080.00922.03
8.4.120.0050.00320.44
8.4.110.0120.00720.73
8.4.100.0120.00917.75
8.4.90.0090.01118.73
8.4.80.0120.00820.24
8.4.70.0100.00718.04
8.4.60.0050.00418.74
8.4.50.0060.00320.42
8.4.40.0060.01317.75
8.4.30.0100.01018.65
8.4.20.0160.00317.58
8.4.10.0060.00319.20
8.3.270.0140.00516.66
8.3.260.0120.00816.42
8.3.250.0130.00618.77
8.3.240.0150.00516.61
8.3.230.0080.00916.35
8.3.220.0090.01018.74
8.3.210.0070.00116.53
8.3.200.0060.00316.59
8.3.190.0090.00917.11
8.3.180.0100.00917.00
8.3.170.0090.00918.97
8.3.160.0130.00317.18
8.3.150.0080.01217.06
8.3.140.0030.00517.24
8.3.130.0040.00418.48
8.3.120.0120.00020.96
8.3.110.0050.00520.94
8.3.100.0030.00716.64
8.3.90.0040.00426.77
8.3.80.0060.00318.18
8.3.70.0110.00418.18
8.3.60.0060.01018.23
8.3.50.0100.00716.35
8.3.40.0040.01121.95
8.3.30.0060.00921.97
8.3.20.0100.00322.93
8.3.10.0100.00523.70
8.3.00.0100.00422.27
8.2.290.0100.00820.31
8.2.280.0140.00518.41
8.2.270.0060.01316.93
8.2.260.0040.00418.19
8.2.250.0080.00016.58
8.2.240.0060.00317.27
8.2.230.0050.00322.58
8.2.220.0030.00524.06
8.2.210.0050.00226.77
8.2.200.0070.00416.88
8.2.190.0110.00417.93
8.2.180.0040.01116.88
8.2.170.0190.00019.01
8.2.160.0170.00022.96
8.2.150.0130.00222.17
8.2.140.0050.00723.03
8.2.130.0080.00723.01
8.2.120.0060.00822.37
8.2.110.0090.00222.32
8.2.100.0060.00622.34
8.2.90.0070.00522.26
8.2.80.0060.00622.41
8.2.70.0080.00422.10
8.2.60.0120.00022.14
8.2.50.0030.00822.13
8.2.40.0050.00822.16
8.2.30.0090.00022.08
8.2.20.0010.00722.10
8.2.10.0060.00322.17
8.2.00.0070.00523.05
8.1.330.0090.00221.86
8.1.320.0090.01015.86
8.1.310.0140.00316.65
8.1.300.0060.00318.27
8.1.290.0030.00630.84
8.1.280.0090.00925.92
8.1.270.0070.00123.88
8.1.260.0080.00423.89
8.1.250.0000.01123.84
8.1.240.0080.00422.03
8.1.230.0060.00222.14
8.1.220.0070.00222.09
8.1.210.0080.00022.08
8.1.200.0040.00422.19
8.1.190.0050.00322.14
8.1.180.0040.00422.02
8.1.170.0040.00422.97
8.1.160.0070.00122.01
8.1.150.0050.00322.06
8.1.140.0060.00321.90
8.1.130.0020.00722.12
8.1.120.0070.00222.11
8.1.110.0060.00221.99
8.1.100.0060.00222.00
8.1.90.0000.00822.05
8.1.80.0060.00222.04
8.1.70.0060.00222.06
8.1.60.0040.00422.09
8.1.50.0010.00722.13
8.1.40.0060.00322.08
8.1.30.0060.00322.21
8.1.20.0030.00622.13
8.1.10.0070.00122.14
8.1.00.0060.00321.97
8.0.300.0080.00025.66
8.0.290.0060.00925.66
8.0.280.0120.00425.66
8.0.270.0000.00925.66
8.0.260.0140.00025.66
8.0.250.0090.00025.66
8.0.240.0100.00325.66
8.0.230.0090.00425.66
8.0.220.0080.00825.66
8.0.210.0250.00025.66
8.0.200.0110.00625.66
8.0.190.0200.00625.66
8.0.180.0120.00325.66
8.0.170.0230.00325.66
8.0.160.0040.00825.66
8.0.150.0070.00725.66
8.0.140.0140.01825.66
8.0.130.0040.00925.66
8.0.120.0160.00725.66
8.0.110.0060.00325.66
8.0.100.0040.00825.66
8.0.90.0280.00425.66
8.0.80.0140.00425.66
8.0.70.0040.00425.66
8.0.60.0180.00325.66
8.0.50.0260.00425.66
8.0.30.0040.00425.66
8.0.20.0080.00025.66
8.0.10.0250.00425.66
8.0.00.0120.00625.66
7.4.330.0100.00525.66
7.4.320.0180.00025.66
7.4.300.0130.00325.66
7.4.290.0320.00425.66
7.4.280.0250.00825.66
7.4.270.0210.00925.66
7.4.260.0360.00325.66
7.4.250.0230.01425.66
7.4.240.0340.00325.66
7.4.230.0270.01025.66
7.4.220.0250.00625.66
7.4.210.0210.00025.66
7.4.200.0270.00725.66
7.4.190.0210.00625.66
7.4.180.0140.00525.66
7.4.160.0190.00925.66
7.4.150.0240.00325.66
7.4.140.0190.00325.66
7.4.130.0070.01425.66
7.4.120.0160.00825.66
7.4.110.0250.00825.66
7.4.100.0110.00925.66
7.4.90.0180.01125.66
7.4.80.0270.00525.66
7.4.70.0230.00625.66
7.4.60.0250.00325.66
7.4.50.0210.00025.66
7.4.40.0090.00625.66
7.4.30.0310.00325.66
7.4.20.0290.00925.66
7.4.10.0250.00425.66
7.4.00.0280.00925.66
7.3.330.0250.01125.66
7.3.320.0210.00825.66
7.3.310.0200.00825.66
7.3.300.0310.00025.66
7.3.290.0210.00725.66
7.3.280.0280.01025.66
7.3.270.0250.01025.66
7.3.260.0200.00925.66
7.3.250.0210.00025.66
7.3.240.0130.00325.66
7.3.230.0120.00425.66
7.3.220.0160.00025.66
7.3.210.0080.00825.66
7.3.200.0080.00825.66
7.3.190.0130.00325.66
7.3.180.0120.00525.66
7.3.170.0130.00325.66
7.3.160.0120.00425.66
7.3.150.0140.00325.66
7.3.140.0230.00725.66
7.3.130.0160.00025.66
7.3.120.0160.00025.66
7.3.110.0110.00425.66
7.3.100.0110.00425.66
7.3.90.0170.00025.66
7.3.80.0120.00325.66
7.3.70.0130.00325.66
7.3.60.0290.00025.66
7.3.50.0170.00725.66
7.3.40.0300.00325.66
7.3.30.0280.00625.66
7.3.20.0330.00425.66
7.3.10.0340.00325.66
7.3.00.0340.00325.66
7.2.340.0220.00525.66
7.2.330.0280.01025.66
7.2.320.0310.00825.66
7.2.310.0130.00525.66
7.2.300.0130.00325.66
7.2.290.0130.00325.66
7.2.280.0160.00025.66
7.2.270.0100.00725.66
7.2.260.0130.00325.66
7.2.250.0150.00025.66
7.2.240.0080.00825.66
7.2.230.0180.00025.66
7.2.220.0190.00025.66
7.2.210.0130.00325.66
7.2.200.0130.00325.66
7.2.190.0170.00025.66
7.2.180.0120.00425.66
7.2.170.0130.00325.66
7.2.160.0120.00425.66
7.2.150.0130.00425.66
7.2.140.0130.00325.66
7.2.130.0170.00025.66
7.2.120.0160.00025.66
7.2.110.0150.00025.66
7.2.100.0280.00825.66
7.2.90.0300.01125.66
7.2.80.0250.01225.66
7.2.70.0330.00325.66
7.2.60.0260.00825.66
7.2.50.0280.00625.66
7.2.40.0380.00025.66
7.2.30.0280.00825.66
7.2.20.0410.00325.66
7.2.10.0180.00625.66
7.2.00.0140.00925.66
7.1.330.0120.00425.66
7.1.320.0110.00425.66
7.1.310.0000.01525.66
7.1.300.0120.00325.66
7.1.290.0150.00025.66
7.1.280.0100.00325.66
7.1.270.0110.00325.66
7.1.260.0000.01425.66
7.1.250.0130.00325.66
7.1.240.0090.00525.66
7.1.230.0060.00925.66
7.1.220.0140.00025.66
7.1.210.0120.00325.66
7.1.200.0070.00725.66
7.1.190.0150.00025.66
7.1.180.0140.00025.66
7.1.170.0170.00825.66
7.1.160.0100.00525.66
7.1.150.0100.00525.66
7.1.140.0150.00025.66
7.1.130.0190.00625.66
7.1.120.0220.00625.66
7.1.110.0190.00625.66
7.1.100.0230.01225.66
7.1.90.0190.01225.66
7.1.80.0260.00325.66
7.1.70.0200.00625.66
7.1.60.0230.01025.66
7.1.50.0190.00725.66
7.1.40.0340.00725.66
7.1.30.0130.00325.66
7.1.20.0080.00825.66
7.1.10.0100.00425.66
7.1.00.0140.00025.66
7.0.330.0090.00525.66
7.0.320.0130.00025.66
7.0.310.0100.00325.66
7.0.300.0100.00525.66
7.0.290.0110.00225.66
7.0.280.0120.00325.66
7.0.270.0150.00025.66
7.0.260.0100.00325.66
7.0.250.0130.00025.66
7.0.240.0070.00725.66
7.0.230.0150.00025.66
7.0.220.0120.00225.66
7.0.210.0120.00325.66
7.0.200.0090.00525.66
7.0.190.0100.00525.66
7.0.180.0090.00525.66
7.0.170.0150.00025.66
7.0.160.0070.00725.66
7.0.150.0080.00525.66
7.0.140.0140.00025.66
7.0.130.0120.00425.66
7.0.120.0120.00325.66
7.0.110.0150.00025.66
7.0.100.0030.00725.66
7.0.90.0050.00325.66
7.0.80.0070.00325.66
7.0.70.0000.00825.66
7.0.60.0030.00325.66
7.0.50.0080.00025.66
7.0.40.0000.00725.66
7.0.30.0080.00025.66
7.0.20.0080.00425.66
7.0.10.0090.00525.66
7.0.00.0050.00325.66
5.6.400.0190.02525.66
5.6.390.0100.04125.66
5.6.380.0000.04125.66
5.6.370.0260.05825.66
5.6.360.0040.03925.66
5.6.350.0100.03125.66
5.6.340.0130.07125.66
5.6.330.0130.04925.66
5.6.320.0170.03025.66
5.6.310.0220.05525.66
5.6.300.0170.04725.66
5.6.290.0130.03025.66
5.6.280.0060.06225.66
5.6.270.0230.04025.66
5.6.260.0090.03125.66
5.6.250.0040.03825.66
5.6.240.0220.01925.66
5.6.230.0140.02725.66
5.6.220.0220.02625.66
5.6.210.0140.05825.66
5.6.200.0160.02625.66
5.6.190.0100.03025.66
5.6.180.0030.03725.66
5.6.170.0210.02125.66
5.6.160.0070.03425.66
5.6.150.0080.03425.66
5.6.140.0170.03025.66
5.6.130.0130.02625.66
5.6.120.0180.02525.66
5.6.110.0280.06625.66
5.6.100.0170.05025.66
5.6.90.0160.07225.66
5.6.80.0110.02525.66
5.6.70.0170.07025.66
5.6.60.0070.03125.66
5.6.50.0120.02825.66
5.6.40.0160.05525.66
5.6.30.0090.03825.66
5.6.20.0100.03025.66
5.6.10.0040.03525.66
5.6.00.0120.02825.66
5.5.380.0110.03025.66
5.5.370.0140.02825.66
5.5.360.0170.05025.66
5.5.350.0190.02225.66
5.5.340.0210.02125.66
5.5.330.0240.01725.66
5.5.320.0140.02825.66
5.5.310.0160.02625.66
5.5.300.0200.03025.66
5.5.290.0170.03025.66
5.5.280.0120.03025.66
5.5.270.0190.02225.66
5.5.260.0090.03125.66
5.5.250.0100.03425.66
5.5.240.0070.03325.66
5.5.230.0170.05025.66
5.5.220.0100.06325.66
5.5.210.0130.03625.66
5.5.200.0070.03425.66
5.5.190.0140.02725.66
5.5.180.0130.02725.66
5.5.170.0120.02825.66
5.5.160.0100.05725.66
5.5.150.0140.02425.66
5.5.140.0100.03725.66
5.5.130.0180.02125.66
5.5.120.0070.03625.66
5.5.110.0140.03125.66
5.5.100.0220.04425.66
5.5.90.0100.03625.66
5.5.80.0070.03225.66
5.5.70.0220.07125.66
5.5.60.0210.03425.66
5.5.50.0210.03425.66
5.5.40.0060.03225.66
5.5.30.0070.02925.66
5.5.20.0200.02025.66
5.5.10.0130.02625.66
5.5.00.0070.05625.66
5.4.450.0070.03225.66
5.4.440.0100.02825.66
5.4.430.0200.06625.66
5.4.420.0070.02825.66
5.4.410.0070.07825.66
5.4.400.0100.07125.66
5.4.390.0060.02725.66
5.4.380.0160.04625.66
5.4.370.0070.03025.66
5.4.360.0200.04425.66
5.4.350.0070.03025.66
5.4.340.0210.05525.66
5.4.330.0100.02725.66
5.4.320.0090.02725.66
5.4.310.0060.02925.66
5.4.300.0110.02625.66
5.4.290.0070.02625.66
5.4.280.0160.02225.66
5.4.270.0030.03025.66
5.4.260.0000.03725.66
5.4.250.0150.02225.66
5.4.240.0100.06925.66
5.4.230.0130.02325.66
5.4.220.0070.02825.66
5.4.210.0030.06025.66
5.4.200.0070.05225.66
5.4.190.0100.04725.66
5.4.180.0070.06825.66
5.4.170.0150.02225.66
5.4.160.0100.05625.66
5.4.150.0090.02525.66
5.4.140.0110.02525.66
5.4.130.0130.02625.66
5.4.120.0060.03125.66
5.4.110.0030.03425.66
5.4.100.0100.02625.66
5.4.90.0030.04325.66
5.4.80.0140.05625.66
5.4.70.0100.04425.66
5.4.60.0060.02925.66
5.4.50.0040.03325.66
5.4.40.0070.03025.66
5.4.30.0100.02725.66
5.4.20.0160.01925.66
5.4.10.0040.03225.66
5.4.00.0070.02825.66
5.3.290.0070.03125.66
5.3.280.0070.03025.66
5.3.270.0100.02625.66
5.3.260.0040.03325.66
5.3.250.0090.02725.66
5.3.240.0070.02925.66
5.3.230.0110.02825.66
5.3.220.0130.05225.66
5.3.210.0110.02525.66
5.3.200.0130.02425.66
5.3.190.0100.02725.66
5.3.180.0150.02125.66
5.3.170.0030.03325.66
5.3.160.0110.02625.66
5.3.150.0100.02625.66
5.3.140.0070.02925.66
5.3.130.0100.02425.66
5.3.120.0170.04525.66
5.3.110.0070.02825.66
5.3.100.0090.02425.66
5.3.90.0070.02825.66
5.3.80.0070.02525.66
5.3.70.0060.02825.66
5.3.60.0040.03225.66
5.3.50.0060.02525.66
5.3.40.0140.04925.66
5.3.30.0110.05425.66
5.3.20.0090.02325.66
5.3.10.0130.04725.66
5.3.00.0180.01825.66
5.2.170.0070.02125.66
5.2.160.0060.02225.66
5.2.150.0100.01925.66
5.2.140.0130.01625.66
5.2.130.0080.02025.66
5.2.120.0060.02225.66
5.2.110.0060.02125.66
5.2.100.0060.02225.66
5.2.90.0130.01625.66
5.2.80.0170.03725.66
5.2.70.0150.01525.66
5.2.60.0030.02625.66
5.2.50.0030.02525.66
5.2.40.0060.02125.66
5.2.30.0070.02125.66
5.2.20.0060.02125.66
5.2.10.0070.04825.66
5.2.00.0040.02325.66
5.1.60.0140.01025.66
5.1.50.0030.02125.66
5.1.40.0040.01925.66
5.1.30.0000.02625.66
5.1.20.0190.03525.66
5.1.10.0220.03825.66
5.1.00.0040.05325.66
5.0.50.0040.02125.66
5.0.40.0130.01025.66
5.0.30.0030.02525.66
5.0.20.0000.01925.66
5.0.10.0060.01325.66
5.0.00.0070.02025.66
4.4.90.0000.01325.66
4.4.80.0030.01025.66
4.4.70.0070.00725.66
4.4.60.0100.00325.66
4.4.50.0000.01325.66
4.4.40.0030.01725.66
4.4.30.0060.00625.66
4.4.20.0030.01025.66
4.4.10.0070.00725.66
4.4.00.0070.01425.66
4.3.110.0000.01525.66
4.3.100.0000.01425.66
4.3.90.0030.00925.66
4.3.80.0060.01425.66
4.3.70.0000.01325.66
4.3.60.0000.01225.66
4.3.50.0030.00925.66
4.3.40.0030.01625.66
4.3.30.0000.01425.66
4.3.20.0000.01525.66
4.3.10.0000.01325.66
4.3.00.0000.01325.66

preferences:
41.01 ms | 403 KiB | 5 Q