3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Initial Configuration global $aHash; $i = 0; $tmp = ''; while($i < 10000) { $tmp .= 'a'; ++$i; } $aHash = array_fill(100000000000000000000000, 100, $tmp); unset($i, $tmp); var_dump($aHash);

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)
8.3.60.0110.00716.61
8.3.50.0070.01422.12
8.3.40.0090.00618.97
8.3.30.0110.01419.27
8.3.20.0040.00420.34
8.3.10.0060.00323.51
8.3.00.0040.00419.38
8.2.180.0070.01316.50
8.2.170.0070.00722.96
8.2.160.0040.01118.89
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0120.00622.26
8.2.110.0030.00622.25
8.2.100.0060.00817.97
8.2.90.0040.00419.14
8.2.80.0040.00418.16
8.2.70.0080.00317.63
8.2.60.0050.00317.93
8.2.50.0050.00318.07
8.2.40.0000.00818.22
8.2.30.0040.00418.26
8.2.20.0040.00417.91
8.2.10.0030.00618.04
8.2.00.0070.00317.97
8.1.280.0140.00425.92
8.1.270.0000.00822.19
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00323.82
8.1.230.0080.00319.10
8.1.220.0000.00817.78
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0050.00317.43
8.1.180.0080.00018.10
8.1.170.0050.00318.78
8.1.160.0090.00022.00
8.1.150.0000.00818.73
8.1.140.0000.00817.35
8.1.130.0000.00717.89
8.1.120.0030.00617.54
8.1.110.0000.00817.53
8.1.100.0050.00317.51
8.1.90.0050.00217.52
8.1.80.0080.00017.45
8.1.70.0030.00317.36
8.1.60.0000.00817.67
8.1.50.0080.00017.54
8.1.40.0090.00017.60
8.1.30.0030.00517.73
8.1.20.0050.00317.69
8.1.10.0090.00017.73
8.1.00.0060.00317.59
8.0.300.0000.00718.77
8.0.290.0000.00717.16
8.0.280.0000.00718.50
8.0.270.0000.00717.23
8.0.260.0070.00016.93
8.0.250.0000.00817.05
8.0.240.0050.00217.02
8.0.230.0000.00717.05
8.0.220.0070.00017.07
8.0.210.0040.00416.99
8.0.200.0030.00616.92
8.0.190.0070.00017.07
8.0.180.0040.00417.00
8.0.170.0000.00916.97
8.0.160.0000.00716.97
8.0.150.0040.00416.92
8.0.140.0030.00516.87
8.0.130.0030.00613.44
8.0.120.0000.00916.99
8.0.110.0000.00816.98
8.0.100.0040.00416.81
8.0.90.0000.00716.88
8.0.80.0090.00617.06
8.0.70.0040.00417.11
8.0.60.0050.00316.95
8.0.50.0050.00316.87
8.0.30.0140.00517.16
8.0.20.0110.01117.40
8.0.10.0030.00516.98
8.0.00.0090.01116.79
7.4.330.0060.00015.09
7.4.320.0030.00316.59
7.4.300.0040.00416.64
7.4.290.0030.00716.48
7.4.280.0050.00316.55
7.4.270.0000.00716.64
7.4.260.0070.00016.42
7.4.250.0000.00816.66
7.4.240.0040.00416.48
7.4.230.0040.00416.44
7.4.220.0100.00716.58
7.4.210.0090.00716.68
7.4.200.0000.00816.35
7.4.190.0040.00416.52
7.4.160.0140.00316.39
7.4.150.0090.00917.40
7.4.140.0150.00617.86
7.4.130.0070.00916.45
7.4.120.0090.00916.53
7.4.110.0090.00916.71
7.4.100.0070.01416.54
7.4.90.0070.01016.68
7.4.80.0070.01019.39
7.4.70.0100.01716.34
7.4.60.0000.01716.60
7.4.50.0040.00416.49
7.4.40.0060.00622.77
7.4.30.0070.01016.61
7.4.00.0030.00915.15
7.3.330.0000.00613.27
7.3.320.0050.00013.37
7.3.310.0040.00416.43
7.3.300.0070.00016.48
7.3.290.0040.01416.38
7.3.280.0090.01016.45
7.3.270.0030.01417.40
7.3.260.0150.00316.42
7.3.250.0120.00716.57
7.3.240.0140.00316.54
7.3.230.0130.00316.49
7.3.210.0090.00916.59
7.3.200.0120.00619.39
7.3.190.0150.00716.62
7.3.180.0120.00916.63
7.3.170.0060.01116.65
7.3.160.0100.00716.39
7.3.120.0030.01415.15
7.2.330.0070.01416.58
7.2.320.0110.00816.74
7.2.310.0100.00716.65
7.2.300.0080.00816.64
7.2.290.0130.00316.72
7.2.00.0080.00819.29
7.1.100.0000.01218.11
7.1.70.0000.00817.34
7.1.60.0030.02119.33
7.1.50.0070.01316.93
7.0.200.0040.00415.14

preferences:
39.76 ms | 401 KiB | 5 Q