3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('a', 'b', 'c', 'd', null); for($i = 0; $i < count($a); $i += 2) { echo $i . " "; if (array_key_exists($i + 1, $a)) { echo $a[$i + 1] . " "; } echo ($i + 1) . PHP_EOL; } $n = explode('|', $a[5]); var_dump($n);

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)
8.3.60.0120.00918.65
8.3.50.0070.00716.24
8.3.40.0060.01218.79
8.3.30.0120.00918.80
8.3.20.0040.00420.22
8.3.10.0030.00621.89
8.3.00.0060.00319.80
8.2.180.0140.00718.19
8.2.170.0000.01522.96
8.2.160.0000.01519.03
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0080.00021.11
8.2.120.0080.00026.35
8.2.110.0030.00620.54
8.2.100.0070.00317.97
8.2.90.0080.00019.17
8.2.80.0030.00517.97
8.2.70.0040.00417.63
8.2.60.0080.00018.01
8.2.50.0000.00818.10
8.2.40.0080.00020.77
8.2.30.0040.00419.41
8.2.20.0000.00718.03
8.2.10.0040.00418.14
8.2.00.0000.00718.02
8.1.280.0110.00325.92
8.1.270.0000.00822.19
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00720.91
8.1.230.0090.00318.98
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0030.00617.23
8.1.190.0000.00817.22
8.1.180.0030.00618.10
8.1.170.0000.00818.47
8.1.160.0040.00419.01
8.1.150.0060.00320.69
8.1.140.0050.00319.55
8.1.130.0030.00318.80
8.1.120.0040.00417.43
8.1.110.0040.00417.41
8.1.100.0050.00317.34
8.1.90.0000.00717.47
8.1.80.0040.00417.34
8.1.70.0040.00417.46
8.1.60.0040.00417.47
8.1.50.0050.00317.44
8.1.40.0000.00817.48
8.1.30.0030.00617.59
8.1.20.0040.00417.57
8.1.10.0040.00417.53
8.1.00.0050.00217.49
8.0.300.0000.00718.77
8.0.290.0050.00216.63
8.0.280.0050.00218.44
8.0.270.0000.00717.25
8.0.260.0000.00716.78
8.0.250.0000.00716.90
8.0.240.0000.01017.05
8.0.230.0030.00317.05
8.0.220.0030.00316.89
8.0.210.0080.00016.86
8.0.200.0050.00217.01
8.0.190.0000.01116.93
8.0.180.0070.00016.99
8.0.170.0030.00316.95
8.0.160.0050.00317.07
8.0.150.0080.00016.84
8.0.140.0030.00316.91
8.0.130.0000.00613.34
8.0.120.0000.00716.82
8.0.110.0050.00316.93
8.0.100.0030.00516.93
8.0.90.0070.00016.81
8.0.80.0100.01016.93
8.0.70.0040.00416.86
8.0.60.0080.00016.86
8.0.50.0000.00716.82
8.0.30.0100.00817.07
8.0.20.0090.01017.41
8.0.10.0040.00417.13
8.0.00.0100.01416.77
7.4.330.0030.00315.55
7.4.320.0030.00316.41
7.4.300.0030.00316.46
7.4.290.0030.00316.50
7.4.280.0080.00016.49
7.4.270.0070.00016.51
7.4.260.0070.00416.52
7.4.250.0040.00416.46
7.4.240.0040.00416.52
7.4.230.0030.00316.57
7.4.220.0150.00616.62
7.4.210.0030.01716.61
7.4.200.0040.00416.57
7.4.160.0110.00916.58
7.4.150.0360.02217.40
7.4.140.0150.00617.86
7.4.130.0100.01316.54
7.4.120.0120.00716.54
7.4.110.0120.00616.63
7.4.100.0070.01316.54
7.4.90.0080.00816.79
7.4.80.0120.00919.39
7.4.70.0030.01216.43
7.4.60.0100.00616.59
7.4.50.0030.01016.68
7.4.40.0090.00816.55
7.4.30.0110.01116.42
7.4.00.0070.01015.04
7.3.330.0050.00013.23
7.3.320.0050.00013.29
7.3.310.0030.00316.20
7.3.300.0030.00316.33
7.3.290.0090.00516.37
7.3.280.0100.00616.34
7.3.270.0130.00617.40
7.3.260.0120.00916.49
7.3.250.0100.00816.38
7.3.240.0100.00816.45
7.3.230.0070.01016.60
7.3.210.0100.01316.35
7.3.200.0090.00616.56
7.3.190.0060.01216.49
7.3.180.0120.00316.44
7.3.170.0040.01216.46
7.3.160.0070.01016.43
7.2.330.0090.01216.54
7.2.320.0100.01216.80
7.2.310.0100.00616.59
7.2.300.0130.01016.75
7.2.290.0140.00416.76
7.2.60.0130.00016.71
7.2.00.0000.01319.17
7.1.200.0060.00616.02
7.1.100.0070.00418.03
7.1.70.0030.01017.06
7.1.60.0200.00735.15
7.1.50.0170.01034.89
7.1.40.0140.01134.50
7.1.30.0200.00734.48
7.1.20.0200.00734.70
7.1.10.0100.01016.61
7.1.00.0150.00016.60
7.0.200.0030.00916.90
7.0.190.0150.00016.63
7.0.180.0070.00716.14
7.0.170.0030.00916.21
7.0.160.0070.00716.16
7.0.150.0100.01016.26
7.0.140.0030.01016.27
7.0.130.0030.01016.80
7.0.120.0060.00816.58
7.0.110.0060.00916.43
7.0.100.0030.01016.30
7.0.90.0070.00716.42
7.0.80.0000.01216.33
7.0.70.0030.01416.30
7.0.60.0000.01216.08
7.0.50.0000.01416.45
7.0.40.0090.00616.45
7.0.30.0000.01316.53
7.0.20.0060.00616.49
7.0.10.0070.00716.67
7.0.00.0030.01016.33

preferences:
49.4 ms | 401 KiB | 5 Q