3v4l.org

run code in 300+ PHP versions simultaneously
<?php $alphabet = 'abcdefghijklmnopqrstuvwxyz'; $letters = str_split($alphabet, 2); print_r($letters); ?>

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)
8.4.10.0070.01320.59
8.3.140.0110.00718.73
8.3.130.0120.00618.07
8.3.120.0130.00618.79
8.3.110.0070.00720.94
8.3.100.0130.00624.06
8.3.90.0080.00026.77
8.3.80.0030.00616.63
8.3.70.0140.00716.58
8.3.60.0100.00718.00
8.3.50.0130.00216.50
8.3.40.0120.00318.42
8.3.30.0030.01018.34
8.3.20.0070.00021.77
8.3.10.0000.00821.80
8.3.00.0040.00421.89
8.2.250.0150.00416.76
8.2.240.0060.00316.91
8.2.230.0040.00422.58
8.2.220.0060.00337.54
8.2.210.0130.00626.77
8.2.200.0000.00916.63
8.2.190.0090.00916.58
8.2.180.0120.00616.61
8.2.170.0090.00918.77
8.2.160.0130.00722.96
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0120.00321.13
8.2.110.0030.00720.54
8.2.100.0120.00017.72
8.2.90.0040.00418.16
8.2.80.0000.00717.97
8.2.70.0000.00819.65
8.2.60.0000.00818.16
8.2.50.0060.00618.10
8.2.40.0000.00819.17
8.2.30.0000.00720.30
8.2.20.0040.00418.04
8.2.10.0000.00819.14
8.2.00.0030.00317.92
8.1.300.0000.00820.39
8.1.290.0050.00530.84
8.1.280.0040.01125.92
8.1.270.0040.00420.15
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0030.00622.02
8.1.230.0030.00721.03
8.1.220.0040.00417.74
8.1.210.0000.00818.87
8.1.200.0060.00317.23
8.1.190.0030.00617.10
8.1.180.0000.00818.10
8.1.170.0030.00518.31
8.1.160.0020.00518.77
8.1.150.0050.00318.78
8.1.140.0000.00718.93
8.1.130.0060.00020.22
8.1.120.0030.00617.35
8.1.110.0040.00417.41
8.1.100.0040.00417.24
8.1.90.0040.00417.37
8.1.80.0040.00417.37
8.1.70.0050.00217.25
8.1.60.0090.00017.52
8.1.50.0050.00317.43
8.1.40.0030.00517.46
8.1.30.0080.00017.55
8.1.20.0000.00917.47
8.1.10.0000.00817.42
8.1.00.0050.00217.39
8.0.300.0040.00419.86
8.0.290.0080.00016.63
8.0.280.0070.00018.28
8.0.270.0000.00716.61
8.0.260.0030.00318.25
8.0.250.0070.00416.88
8.0.240.0000.00716.86
8.0.230.0040.00416.87
8.0.220.0040.00416.76
8.0.210.0030.00316.88
8.0.200.0030.00316.75
8.0.190.0000.00916.92
8.0.180.0000.00816.84
8.0.170.0000.00916.86
8.0.160.0000.00916.71
8.0.150.0000.00816.87
8.0.140.0040.00416.67
8.0.130.0000.00513.24
8.0.120.0040.00416.81
8.0.110.0080.00016.88
8.0.100.0070.00016.73
8.0.90.0000.00716.76
8.0.80.0080.00716.75
8.0.70.0000.00716.68
8.0.60.0050.00316.88
8.0.50.0030.00516.73
8.0.30.0110.00816.99
8.0.20.0120.00616.86
8.0.10.0000.00816.96
8.0.00.0110.00616.71
7.4.330.0000.00616.61
7.4.320.0000.00616.52
7.4.300.0000.00616.53
7.4.290.0030.00316.55
7.4.280.0050.00316.43
7.4.270.0000.00716.48
7.4.260.0030.00316.56
7.4.250.0000.00816.48
7.4.240.0070.00016.48
7.4.230.0070.00016.57
7.4.220.0040.00416.51
7.4.210.0100.00716.48
7.4.200.0030.00316.45
7.4.160.0070.00916.29
7.4.130.0040.01416.32
7.4.120.0080.00816.36
7.4.110.0090.00916.52
7.4.100.0120.00616.31
7.4.90.0130.00516.33
7.4.80.0190.00319.39
7.4.70.0100.00716.54
7.4.60.0100.00716.33
7.4.50.0090.00916.25
7.4.40.0080.00816.22
7.4.00.0090.00714.92
7.3.330.0050.00013.01
7.3.320.0050.00013.15
7.3.310.0040.00416.18
7.3.300.0050.00216.04
7.3.290.0070.00016.00
7.3.280.0100.00716.10
7.3.260.0120.01316.23
7.3.240.0080.00916.27
7.3.230.0060.01316.47
7.3.210.0130.00316.40
7.3.200.0120.00416.25
7.3.190.0090.01216.29
7.3.180.0080.00816.08
7.3.170.0130.00316.23
7.3.160.0110.01116.09
7.3.120.0100.00814.86
7.3.110.0080.01114.72
7.3.100.0100.00514.54
7.3.90.0040.01014.72
7.3.80.0070.00714.65
7.3.70.0020.01114.65
7.3.60.0080.00314.69
7.3.50.0050.00914.60
7.3.40.0080.00914.42
7.3.30.0050.00814.64
7.3.20.0070.00715.99
7.3.10.0060.00616.04
7.3.00.0090.00816.00
7.2.330.0070.01016.48
7.2.320.0070.01016.58
7.2.310.0090.01216.16
7.2.300.0130.00316.31
7.2.290.0120.01316.51
7.2.250.0050.01114.86
7.2.240.0040.01314.88
7.2.230.0060.00714.78
7.2.220.0080.00914.85
7.2.210.0050.01014.92
7.2.200.0020.01414.84
7.2.190.0060.00814.84
7.2.180.0060.00914.90
7.2.170.0090.00514.84
7.2.160.0090.00714.96
7.2.150.0110.00916.13
7.2.140.0060.00916.06
7.2.130.0080.00615.95
7.2.120.0100.00716.10
7.2.110.0070.00816.11
7.2.100.0070.00516.08
7.2.90.0080.00616.09
7.2.80.0070.00616.24
7.2.70.0080.00716.25
7.2.60.0120.00816.00
7.2.50.0090.00716.19
7.2.40.0090.00916.23
7.2.30.0090.00316.02
7.2.20.0060.00716.08
7.2.10.0080.00716.22
7.2.00.0120.00616.21
7.1.330.0090.00615.72
7.1.320.0050.01315.68
7.1.310.0070.00615.86
7.1.300.0030.01115.60
7.1.290.0070.00615.51
7.1.280.0070.00615.20
7.1.270.0110.00415.26
7.1.260.0110.00515.18
7.1.250.0060.00615.23
7.1.240.0000.01215.75
7.1.230.0110.00415.83
7.1.220.0000.01415.78
7.1.210.0110.00315.77
7.1.200.0060.00315.77
7.1.190.0070.00315.84
7.1.180.0040.00815.84
7.1.170.0030.01015.66
7.1.160.0030.01315.73
7.1.150.0060.00315.41
7.1.140.0060.00315.75
7.1.130.0000.01515.80
7.1.120.0070.00715.62
7.1.110.0080.00415.70
7.1.100.0100.00015.62
7.1.90.0040.01115.91
7.1.80.0000.01315.84
7.1.70.0100.00015.52
7.1.60.0030.00615.81
7.1.50.0100.00715.89
7.1.40.0100.00315.57
7.1.30.0080.00815.70
7.1.20.0000.01415.70
7.1.10.0030.00615.46
7.1.00.0030.00515.66

preferences:
65.22 ms | 403 KiB | 5 Q