3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ "prefix1 foo", "prefix2 bar", "prefix1 aaa", "prefix2 bbb", "prefix3 ccc", "prefix1 111", "prefix2 222" ]; foreach ($array as $v) { [$prefix, $value] = explode(' ', $v, 2); if (isset($batch[$prefix])) { $result[] = $batch; $batch = [$prefix => $value]; } else{ $batch[$prefix] = $value; } } $result[] = $batch; var_export($result);

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)
8.3.70.0160.00618.56
8.3.60.0160.00618.56
8.3.50.0040.01118.01
8.3.40.0160.00018.66
8.3.30.0110.00418.63
8.3.20.0040.00418.99
8.3.10.0070.00023.66
8.3.00.0040.00420.50
8.2.190.0090.00616.60
8.2.180.0040.01118.54
8.2.170.0120.00622.96
8.2.160.0100.00322.11
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0070.00019.82
8.2.120.0030.00526.35
8.2.110.0040.00421.00
8.2.100.0110.00019.64
8.2.90.0080.00017.63
8.2.80.0000.00818.90
8.2.70.0050.00317.75
8.2.60.0080.00017.75
8.2.50.0040.00418.10
8.2.40.0070.00019.34
8.2.30.0020.00519.19
8.2.20.0080.00018.27
8.2.10.0040.00418.10
8.2.00.0030.00517.63
8.1.280.0130.00325.92
8.1.270.0040.00422.02
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0030.00719.56
8.1.230.0110.00020.99
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0060.00317.52
8.1.190.0000.00817.35
8.1.180.0080.00018.10
8.1.170.0030.00518.60
8.1.160.0000.00718.82
8.1.150.0070.00018.93
8.1.140.0070.00022.01
8.1.130.0070.00020.13
8.1.120.0060.00317.43
8.1.110.0000.00717.46
8.1.100.0040.00417.45
8.1.90.0000.00717.31
8.1.80.0030.00517.28
8.1.70.0030.00517.45
8.1.60.0030.00517.48
8.1.50.0050.00317.52
8.1.40.0030.00617.48
8.1.30.0070.00317.65
8.1.20.0060.00317.63
8.1.10.0050.00217.55
8.1.00.0000.01117.40
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0070.00018.47
8.0.270.0030.00317.18
8.0.260.0000.00618.35
8.0.250.0000.00816.96
8.0.240.0000.00716.92
8.0.230.0030.00316.84
8.0.220.0030.00316.82
8.0.210.0030.00316.93
8.0.200.0080.00017.01
8.0.190.0000.00716.93
8.0.180.0000.00716.91
8.0.170.0000.00916.79
8.0.160.0000.00816.93
8.0.150.0050.00316.80
8.0.140.0070.00016.86
8.0.130.0000.00613.27
8.0.120.0070.00016.86
8.0.110.0000.00716.67
8.0.100.0000.00816.84
8.0.90.0070.00016.76
8.0.80.0130.00316.87
8.0.70.0040.00416.83
8.0.60.0070.00016.92
8.0.50.0000.00816.92
8.0.30.0100.00917.09
8.0.20.0110.01017.40
8.0.10.0050.00217.03
8.0.00.0080.01016.77
7.4.330.0000.00515.55
7.4.320.0000.00616.60
7.4.300.0000.00616.50
7.4.290.0000.00716.51
7.4.280.0060.00316.40
7.4.270.0030.00616.57
7.4.260.0070.00016.55
7.4.250.0040.00416.63
7.4.240.0040.00416.45
7.4.230.0030.00316.69
7.4.220.0040.00416.63
7.4.210.0070.00816.49
7.4.200.0050.00216.39
7.4.160.0080.00816.42
7.4.140.0120.00517.86
7.4.130.0160.00616.41
7.4.120.0090.00816.46
7.4.110.0070.01116.41
7.4.100.0090.00916.72
7.4.90.0100.00716.29
7.4.80.0090.00919.39
7.4.70.0060.01116.49
7.4.60.0000.01916.57
7.4.50.0060.00816.50
7.4.40.0100.00716.63
7.4.00.0040.01215.02
7.3.330.0000.00713.06
7.3.320.0070.00013.05
7.3.310.0050.00316.18
7.3.300.0000.00716.23
7.3.290.0030.00316.36
7.3.280.0090.00916.32
7.3.260.0120.00716.45
7.3.240.0080.01016.44
7.3.230.0000.01716.35
7.3.210.0060.01116.17
7.3.200.0040.01116.41
7.3.190.0080.01116.39
7.3.180.0070.00816.39
7.3.170.0070.01416.39
7.3.160.0070.01016.23
7.2.330.0100.00716.73
7.2.320.0090.00916.50
7.2.310.0060.01616.50
7.2.300.0050.01616.49
7.2.290.0110.01116.77
7.2.110.0030.01516.29
7.2.100.0120.01116.62
7.2.90.0190.00616.48
7.2.80.0200.00316.70
7.2.70.0190.00316.91
7.2.60.0180.00716.82
7.2.50.0140.00816.78
7.2.40.0140.01016.80
7.2.30.0170.00616.82
7.2.20.0150.01017.01
7.2.10.0170.00716.87
7.2.00.0140.00016.95
7.1.230.0120.00815.88
7.1.220.0180.00015.88
7.1.210.0170.00415.86
7.1.200.0100.01015.46
7.1.190.0130.00815.51
7.1.180.0120.01015.41
7.1.170.0080.01215.69
7.1.160.0090.01315.83
7.1.150.0140.01015.63
7.1.140.0120.00815.54
7.1.130.0150.00315.70
7.1.120.0100.01415.89
7.1.110.0040.01515.86
7.1.100.0100.01115.72
7.1.90.0100.01015.80
7.1.80.0130.01015.71
7.1.70.0140.00715.53
7.1.60.0280.01333.55
7.1.50.0300.01633.72
7.1.40.0320.00733.43
7.1.30.0250.01933.69
7.1.20.0210.02233.86
7.1.10.0190.00315.49
7.1.00.0190.00415.62
5.6.380.0030.00913.70

preferences:
59.08 ms | 401 KiB | 5 Q