3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 'fruit1' => 'apple', 'fruit2' => 'orange', 'fruit3' => 'grape', 'fruit4' => 'apple', 'fruit5' => 'apple'); foreach($array as $value) { $mykey = key($array); print_r($mykey); }

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)
8.3.60.0070.00716.38
8.3.50.0110.01021.99
8.3.40.0070.00718.54
8.3.30.0130.00618.75
8.3.20.0070.00020.04
8.3.10.0050.00323.52
8.3.00.0040.00419.25
8.2.180.0140.00716.63
8.2.170.0090.01322.96
8.2.160.0070.00720.57
8.2.150.0000.00725.66
8.2.140.0040.00424.66
8.2.130.0060.00317.50
8.2.120.0080.00026.35
8.2.110.0090.00020.52
8.2.100.0080.00317.91
8.2.90.0030.00619.05
8.2.80.0030.00617.97
8.2.70.0090.00017.50
8.2.60.0060.00618.04
8.2.50.0120.00018.07
8.2.40.0080.00019.45
8.2.30.0000.00820.49
8.2.20.0070.00317.73
8.2.10.0040.00418.22
8.2.00.0050.00318.11
8.1.280.0140.00425.92
8.1.270.0030.00622.20
8.1.260.0000.00828.09
8.1.250.0000.00728.09
8.1.240.0060.00322.20
8.1.230.0060.00618.94
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0060.00317.25
8.1.190.0030.00617.11
8.1.180.0000.00818.10
8.1.170.0030.00518.56
8.1.160.0020.00522.00
8.1.150.0070.00018.89
8.1.140.0050.00319.61
8.1.130.0050.00217.69
8.1.120.0000.00717.52
8.1.110.0040.00417.51
8.1.100.0030.00717.34
8.1.90.0080.00017.36
8.1.80.0040.00417.51
8.1.70.0040.00417.34
8.1.60.0000.00817.50
8.1.50.0000.00917.49
8.1.40.0050.00517.44
8.1.30.0030.00517.54
8.1.20.0000.00917.60
8.1.10.0000.00717.43
8.1.00.0040.00417.44
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0000.00718.50
8.0.270.0000.00717.21
8.0.260.0000.00617.24
8.0.250.0000.00616.91
8.0.240.0070.00016.99
8.0.230.0000.00816.83
8.0.220.0040.00416.72
8.0.210.0000.00716.77
8.0.200.0000.00817.00
8.0.190.0050.00316.95
8.0.180.0040.00416.87
8.0.170.0050.00316.73
8.0.160.0000.00716.91
8.0.150.0050.00216.83
8.0.140.0050.00316.87
8.0.130.0030.00313.19
8.0.120.0040.00416.77
8.0.110.0040.00416.95
8.0.100.0040.00416.95
8.0.90.0040.00316.76
8.0.80.0110.00316.86
8.0.70.0000.00716.70
8.0.60.0070.00016.73
8.0.50.0040.00416.89
8.0.30.0070.01516.95
8.0.20.0100.01117.40
8.0.10.0040.00417.00
8.0.00.0100.00816.75
7.4.330.0050.00016.82
7.4.320.0030.00316.50
7.4.300.0000.00616.59
7.4.290.0030.00316.45
7.4.280.0040.00416.39
7.4.270.0040.00416.58
7.4.260.0070.00016.49
7.4.250.0080.00016.47
7.4.240.0020.00516.54
7.4.230.0030.00316.57
7.4.220.0100.01716.45
7.4.210.0100.01216.66
7.4.200.0000.00716.33
7.4.160.0090.00616.30
7.4.150.0100.01017.40
7.4.140.0180.00417.86
7.4.130.0120.00516.46
7.4.120.0070.00916.48
7.4.110.0180.00016.37
7.4.100.0120.00616.50
7.4.90.0130.01016.47
7.4.80.0110.01219.39
7.4.70.0100.01316.31
7.4.60.0100.00616.50
7.4.50.0030.01216.21
7.4.40.0030.01316.19
7.4.30.0110.00616.46
7.4.00.0070.01014.87
7.3.330.0000.00513.02
7.3.320.0000.00613.24
7.3.310.0070.00016.33
7.3.300.0000.00716.26
7.3.290.0060.00916.31
7.3.280.0130.00816.21
7.3.270.0160.00917.40
7.3.260.0070.01116.22
7.3.250.0090.01016.40
7.3.240.0080.00816.25
7.3.230.0110.00616.57
7.3.210.0100.00716.21
7.3.200.0030.01316.31
7.3.190.0040.01516.61
7.3.180.0130.00316.70
7.3.170.0160.00716.39
7.3.160.0090.01216.29
7.3.10.0070.00916.45
7.3.00.0110.00416.50
7.2.330.0100.01316.43
7.2.320.0160.00716.59
7.2.310.0070.01016.71
7.2.300.0120.00916.61
7.2.290.0150.00416.50
7.2.130.0110.00616.77
7.2.120.0070.00716.66
7.2.110.0070.00616.53
7.2.100.0080.00916.92
7.2.90.0120.00516.64
7.2.80.0070.00816.77
7.2.70.0080.00816.75
7.2.60.0090.00416.83
7.2.50.0150.00516.72
7.2.40.0000.01716.78
7.2.30.0130.00516.72
7.2.20.0070.00816.83
7.2.10.0100.00116.81
7.2.00.0090.00417.66
7.1.250.0050.01015.45
7.1.200.0030.00615.97
7.1.100.0040.00718.34
7.1.70.0050.00317.17
7.1.60.0060.01919.36
7.1.50.0100.01316.89
7.1.00.0100.07322.49
7.0.200.0000.00716.92
7.0.60.0300.06320.00
7.0.50.0100.04017.79
7.0.40.0130.07719.98
7.0.30.0300.08320.04
7.0.20.0300.06320.09
7.0.10.0030.06020.21
7.0.00.0100.05020.01
5.6.280.0000.06320.89
5.6.210.0030.08320.66
5.6.200.0070.07718.19
5.6.190.0030.08720.58
5.6.180.0400.06320.63
5.6.170.0370.07020.38
5.6.160.0070.03718.17
5.6.150.0100.08018.18
5.6.140.0070.07718.13
5.6.130.0030.04018.09
5.6.120.0100.08021.01
5.6.110.0070.09020.96
5.6.100.0030.09721.13
5.6.90.0100.07720.98
5.6.80.0030.03720.53
5.5.350.0200.07320.47
5.5.340.0100.03717.96
5.5.330.0130.08020.06
5.5.320.0230.03720.27
5.5.310.0330.07320.24
5.5.300.0100.04318.02
5.5.290.0100.07718.02
5.5.280.0130.07320.98
5.5.270.0100.08020.71
5.5.260.0130.07320.67
5.5.250.0130.08320.65
5.5.240.2070.02720.15

preferences:
56.17 ms | 401 KiB | 5 Q