3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "This is my test case for an example."; $result = explode(' ', $string); foreach ($result as $i => $word) { if (isset($result[$i + 1])) { $result[$i] .= " {$result[$i + 1]}"; } else { unset($result[$i]); } } 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)
8.4.130.0090.00617.82
8.4.120.0050.00720.59
8.4.110.0130.00718.84
8.4.100.0110.00917.64
8.4.90.0130.00520.69
8.4.80.0120.00618.76
8.4.70.0130.00618.62
8.4.60.0100.01119.02
8.4.50.0090.01122.14
8.4.40.0040.01119.51
8.4.30.0160.00318.48
8.4.20.0140.00317.76
8.4.10.0100.01023.94
8.3.260.0130.00516.48
8.3.250.0150.00417.27
8.3.240.0140.00516.56
8.3.230.0120.00716.76
8.3.220.0050.00318.89
8.3.210.0100.01018.59
8.3.200.0060.00316.63
8.3.190.0060.00417.15
8.3.180.0080.01118.92
8.3.170.0150.00618.43
8.3.160.0100.00718.85
8.3.150.0090.00017.32
8.3.140.0050.00320.59
8.3.130.0030.00616.63
8.3.120.0050.00320.63
8.3.110.0100.01016.50
8.3.100.0090.00618.59
8.3.90.0060.01216.63
8.3.80.0080.00816.63
8.3.70.0120.00316.63
8.3.60.0110.00716.50
8.3.50.0150.00619.89
8.3.40.0100.01021.89
8.3.30.0150.00018.85
8.3.20.0080.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.290.0110.00916.68
8.2.280.0120.00818.17
8.2.270.0090.00920.52
8.2.260.0040.00416.56
8.2.250.0000.01516.80
8.2.240.0100.01018.97
8.2.230.0030.00620.94
8.2.220.0090.00024.06
8.2.210.0070.00726.77
8.2.200.0090.00016.38
8.2.190.0000.01516.58
8.2.180.0130.00325.92
8.2.170.0110.00419.02
8.2.160.0090.00522.96
8.2.150.0040.00425.66
8.2.140.0050.00224.66
8.2.130.0050.00226.16
8.2.120.0040.00426.16
8.2.110.0030.00720.28
8.2.100.0060.00617.91
8.2.90.0080.00317.84
8.2.80.0090.00018.05
8.2.70.0030.00617.63
8.2.60.0040.00418.05
8.2.50.0060.00318.05
8.2.40.0040.00418.28
8.2.30.0040.00418.19
8.2.20.0080.00019.21
8.2.10.0090.00018.12
8.2.00.0000.00719.32
8.1.330.0130.00716.12
8.1.320.0130.00517.85
8.1.310.0000.00816.81
8.1.300.0000.00818.45
8.1.290.0110.00030.84
8.1.280.0090.00625.92
8.1.270.0040.00421.95
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.06
8.1.230.0080.00422.11
8.1.220.0030.00517.76
8.1.210.0090.00018.88
8.1.200.0110.00017.22
8.1.190.0000.00817.25
8.1.180.0030.00518.10
8.1.170.0040.00418.94
8.1.160.0020.00518.95
8.1.150.0030.00618.73
8.1.140.0040.00417.32
8.1.130.0070.00018.94
8.1.120.0000.00717.46
8.1.110.0160.00017.46
8.1.100.0110.00617.29
8.1.90.0140.00217.38
8.1.80.0120.00517.38
8.1.70.0120.00517.39
8.1.60.0180.00017.60
8.1.50.0140.00517.56
8.1.40.0130.00517.50
8.1.30.0110.00717.61
8.1.20.0160.00317.62
8.1.10.0130.00317.49
8.1.00.0130.00417.38
8.0.300.0060.00319.54
8.0.290.0030.00516.63
8.0.280.0070.00018.31
8.0.270.0000.00717.27
8.0.260.0000.01018.35
8.0.250.0030.00316.84
8.0.240.0130.00316.80
8.0.230.0100.00516.99
8.0.220.0080.00816.87
8.0.210.0080.00816.72
8.0.200.0120.00216.88
8.0.190.0080.00716.94
8.0.180.0100.00616.76
8.0.170.0120.00316.73
8.0.160.0080.00816.76
8.0.150.0110.00416.82
8.0.140.0130.00216.74
8.0.130.0100.00516.57
8.0.120.0070.00716.84
8.0.110.0070.00716.72
8.0.100.0120.00316.76
8.0.90.0040.01216.79
8.0.80.0070.00716.80
8.0.70.0060.00916.76
8.0.60.0130.00516.70
8.0.50.0150.00016.78
8.0.30.0090.00716.87
8.0.20.0070.00716.94
8.0.10.0080.00817.05
7.4.330.0000.00615.55
7.4.320.0090.00016.59
7.4.300.0090.00616.56
7.4.290.0050.01216.48
7.4.280.0100.00316.53
7.4.270.0080.00016.57
7.4.260.0070.00716.59
7.4.250.0120.00616.35
7.4.240.0120.00616.48
7.4.230.0090.00616.48
7.4.220.0070.00716.50
7.4.210.0110.00316.59
7.4.200.0070.00716.43
7.4.190.0110.00316.61
7.4.180.0140.00016.68
7.4.160.0080.00716.44
7.4.150.0090.00516.50
7.4.140.0040.01116.43
7.4.130.0140.00016.35
7.4.120.0090.00516.35
7.4.110.0140.00016.35
7.4.100.0130.00016.56
7.4.90.0140.00016.33
7.4.80.0100.00416.46
7.4.70.0050.00916.43
7.4.60.0080.00616.35
7.4.50.0080.00416.32
7.4.40.0090.00516.35
7.4.30.0050.01016.45
7.4.20.0150.00016.38
7.4.10.0070.00716.46
7.4.00.0040.00916.39

preferences:
26.84 ms | 403 KiB | 5 Q