3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'a,b,c'; foreach(explode(",", $str) as $key){ $res[$key] = null; } print_r($res);

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)
8.3.80.0110.00016.50
8.3.70.0040.01116.58
8.3.60.0040.01118.40
8.3.50.0090.00924.46
8.3.40.0070.01118.66
8.3.30.0140.00718.64
8.3.20.0000.00821.63
8.3.10.0000.00721.95
8.3.00.0040.00423.53
8.2.200.0090.00016.75
8.2.190.0120.00316.58
8.2.180.0120.00616.38
8.2.170.0080.00822.96
8.2.160.0130.00322.09
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00419.89
8.2.110.0090.00020.88
8.2.100.0120.00318.03
8.2.90.0000.00918.03
8.2.80.0000.00820.39
8.2.70.0060.00317.46
8.2.60.0040.00417.48
8.2.50.0040.00417.55
8.2.40.0030.00519.29
8.2.30.0000.00719.21
8.2.20.0000.00818.01
8.2.10.0050.00319.36
8.2.00.0020.00519.29
8.1.290.0060.00318.88
8.1.280.0100.00725.92
8.1.270.0040.00422.02
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00322.20
8.1.230.0060.00620.97
8.1.220.0080.00017.74
8.1.210.0030.00618.88
8.1.200.0080.00017.36
8.1.190.0000.00817.25
8.1.180.0030.00518.10
8.1.170.0030.00618.90
8.1.160.0030.00519.07
8.1.150.0000.00718.94
8.1.140.0000.00818.89
8.1.130.0000.00720.23
8.1.120.0000.00817.39
8.1.110.0000.00717.34
8.1.100.0050.00317.46
8.1.90.0040.00417.47
8.1.80.0000.00917.50
8.1.70.0040.00417.38
8.1.60.0030.00517.60
8.1.50.0030.00517.50
8.1.40.0080.00017.51
8.1.30.0000.00817.54
8.1.20.0080.00017.57
8.1.10.0000.00817.38
8.1.00.0040.00417.42
8.0.300.0000.00720.15
8.0.290.0070.00016.63
8.0.280.0040.00418.42
8.0.270.0030.00316.80
8.0.260.0040.00420.24
8.0.250.0070.00016.96
8.0.240.0040.00416.81
8.0.230.0000.00816.91
8.0.220.0070.00016.78
8.0.210.0000.00716.90
8.0.200.0000.00616.95
8.0.190.0050.00216.86
8.0.180.0000.00716.79
8.0.170.0060.00316.89
8.0.160.0040.00416.82
8.0.150.0040.00416.68
8.0.140.0030.00516.73
8.0.130.0000.00513.27
8.0.120.0040.00416.75
8.0.110.0040.00416.83
8.0.100.0040.00416.89
8.0.90.0000.00916.94
8.0.80.0050.01116.89
8.0.70.0050.00316.94
8.0.60.0050.00216.93
8.0.50.0070.00016.71
8.0.30.0070.01416.90
8.0.20.0110.00717.19
8.0.10.0040.00416.85
8.0.00.0100.01516.88
7.4.330.0020.00215.55
7.4.320.0000.00616.59
7.4.300.0060.00016.52
7.4.290.0040.00416.63
7.4.280.0030.00516.63
7.4.270.0060.00016.57
7.4.260.0030.00313.29
7.4.250.0070.00016.48
7.4.240.0000.00716.47
7.4.230.0040.00416.33
7.4.220.0010.00616.42
7.4.210.0070.00916.54
7.4.200.0000.00716.50
7.4.130.0090.00916.56
7.4.120.0190.00316.53
7.4.110.0140.00416.41
7.4.100.0090.01016.39
7.4.90.0070.01016.55
7.4.80.0110.00719.39
7.4.70.0100.01016.49
7.4.60.0060.00916.62
7.4.50.0060.00916.52
7.4.40.0060.00916.41
7.4.30.0140.00316.45
7.4.20.0030.01416.64
7.4.10.0080.00816.29
7.4.00.0140.00316.63
7.3.330.0070.00016.18
7.3.320.0050.00013.26
7.3.310.0030.00316.41
7.3.300.0000.00616.12
7.3.290.0060.01016.31
7.3.280.0090.00916.37
7.3.260.0130.00716.40
7.3.240.0100.00916.35
7.3.230.0070.01016.57
7.3.210.0110.00616.51
7.3.200.0090.00616.28
7.3.190.0080.00816.46
7.3.180.0120.00916.28
7.3.170.0150.00816.38
7.3.160.0100.01016.21
7.3.150.0070.01116.23
7.3.140.0130.00816.23
7.3.130.0140.00416.24
7.3.120.0110.00616.38
7.3.110.0030.01316.39
7.3.100.0070.01016.52
7.3.90.0030.01416.41
7.3.80.0130.00316.32
7.3.70.0080.00816.34
7.3.60.0120.00416.34
7.3.50.0090.00616.45
7.3.40.0060.01016.25
7.3.30.0060.01316.38
7.3.20.0350.00916.41
7.3.10.0100.01016.48
7.3.00.0060.01016.45
7.2.330.0110.01116.60
7.2.320.0140.00816.49
7.2.310.0100.00716.64
7.2.300.0160.00316.36
7.2.290.0030.01416.38
7.2.280.0090.00916.59
7.2.270.0070.01016.47
7.2.260.0090.00916.68
7.2.250.0120.00616.66
7.2.240.0070.01116.38
7.2.230.0040.01316.45
7.2.220.0120.00616.61
7.2.210.0090.00816.47
7.2.200.0000.01716.53
7.2.190.0110.00616.53
7.2.180.0110.00716.59
7.2.170.0090.00916.61
7.2.160.0070.01016.50
7.2.150.0090.00916.63
7.2.140.0030.01316.57
7.2.130.0070.01016.53
7.2.120.0040.01616.43
7.2.110.0070.01416.47
7.2.100.0130.00616.52
7.2.90.0090.00916.43
7.2.80.0180.00016.55
7.2.70.0160.00016.52
7.2.60.0110.00816.50
7.2.50.0030.01616.38
7.2.40.0060.01216.50
7.2.30.0090.01016.50
7.2.20.0140.00716.64
7.2.10.0040.01416.51
7.2.00.0070.01116.46

preferences:
29.05 ms | 401 KiB | 5 Q