3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ 'First', 'Second', ]; var_dump($arr); $elm = reset($arr); var_dump($elm); var_dump($arr);

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)
8.3.60.0140.00718.30
8.3.50.0100.00316.21
8.3.40.0120.00318.59
8.3.30.0100.01318.59
8.3.20.0080.00019.98
8.3.10.0060.00321.68
8.3.00.0040.00420.77
8.2.180.0070.00718.16
8.2.170.0070.00722.96
8.2.160.0060.00922.15
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00422.11
8.2.120.0080.00026.35
8.2.110.0060.00322.05
8.2.100.0110.00017.78
8.2.90.0030.00519.22
8.2.80.0080.00018.04
8.2.70.0040.00417.50
8.2.60.0040.00417.92
8.2.50.0040.00418.10
8.2.40.0040.00422.32
8.2.30.0040.00420.98
8.2.20.0050.00317.98
8.2.10.0000.00718.04
8.2.00.0050.00318.08
8.1.270.0090.00022.08
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0090.00023.84
8.1.230.0110.00022.13
8.1.220.0030.00617.76
8.1.210.0000.00818.77
8.1.200.0090.00017.35
8.1.190.0090.00017.23
8.1.180.0030.00518.10
8.1.170.0040.00418.50
8.1.160.0040.00419.04
8.1.150.0000.00820.52
8.1.140.0000.00719.55
8.1.130.0110.00018.71
8.1.120.0000.00717.43
8.1.110.0040.00417.22
8.1.100.0040.00417.37
8.1.90.0000.00717.39
8.1.80.0070.00017.37
8.1.70.0030.00317.40
8.1.60.0030.00617.41
8.1.50.0040.00417.34
8.1.40.0040.00417.41
8.1.30.0040.00417.49
8.1.20.0020.00517.43
8.1.10.0030.00617.44
8.1.00.0000.00817.36
8.0.300.0050.00218.77
8.0.290.0040.00416.75
8.0.280.0030.00318.29
8.0.270.0040.00417.18
8.0.260.0030.00316.73
8.0.250.0030.00316.90
8.0.240.0000.00716.79
8.0.230.0030.00516.90
8.0.220.0070.00016.71
8.0.210.0000.00716.68
8.0.200.0040.00416.88
8.0.190.0060.00316.90
8.0.180.0000.00716.82
8.0.170.0040.00416.86
8.0.160.0000.00716.90
8.0.150.0000.00716.84
8.0.140.0070.00016.75
8.0.130.0030.00513.23
8.0.120.0000.00716.69
8.0.110.0030.00516.84
8.0.100.0070.00016.80
8.0.90.0040.00416.64
8.0.80.0040.01216.75
8.0.70.0070.00016.71
8.0.60.0000.00716.71
8.0.50.0000.00716.84
8.0.30.0050.01316.84
8.0.20.0080.01117.40
8.0.10.0030.00316.98
8.0.00.0100.00716.85
7.4.330.0000.00515.55
7.4.320.0000.00716.43
7.4.300.0030.00316.57
7.4.290.0000.00716.39
7.4.280.0040.00416.56
7.4.270.0040.00416.53
7.4.260.0070.00316.40
7.4.250.0060.00016.40
7.4.240.0030.00316.43
7.4.230.0070.00016.18
7.4.220.0120.00916.60
7.4.210.0040.01316.38
7.4.200.0030.00316.62
7.4.160.0090.00616.59
7.4.150.0110.00717.40
7.4.140.0120.00717.86
7.4.130.0180.00716.46
7.4.120.0090.01016.38
7.4.110.0200.00616.46
7.4.100.0110.00816.53
7.4.90.0070.01016.43
7.4.80.0030.01319.39
7.4.70.0060.00916.42
7.4.60.0100.00616.36
7.4.50.0080.00616.26
7.4.40.0060.01516.31
7.4.30.0000.01616.40
7.4.00.0060.01115.00
7.3.330.0000.00512.93
7.3.320.0060.00013.05
7.3.310.0000.00716.06
7.3.300.0030.00316.08
7.3.290.0000.00716.15
7.3.280.0080.00816.07
7.3.270.0100.00717.40
7.3.260.0080.00916.23
7.3.250.0090.01116.27
7.3.240.0110.00616.21
7.3.230.0110.00816.27
7.3.210.0070.01116.24
7.3.200.0080.00816.44
7.3.190.0030.01316.25
7.3.180.0130.00316.32
7.3.170.0080.01116.52
7.3.160.0040.01216.45
7.3.120.0040.01014.89
7.3.110.0070.01114.88
7.3.100.0090.00614.93
7.3.90.0070.01114.71
7.3.80.0100.01014.29
7.3.70.0100.00614.48
7.3.60.0080.00814.75
7.3.50.0090.00014.55
7.3.40.0070.00714.71
7.3.30.0120.00314.68
7.3.20.0030.00716.44
7.3.10.0120.00016.54
7.3.00.0070.00716.46
7.2.330.0090.00916.66
7.2.320.0060.01216.52
7.2.310.0130.00316.58
7.2.300.0000.01616.44
7.2.290.0100.00616.20
7.2.250.0150.00315.05
7.2.240.0100.00714.40
7.2.230.0090.00615.00
7.2.220.0030.01014.77
7.2.210.0030.01614.95
7.2.200.0000.01414.88
7.2.190.0080.00414.93
7.2.180.0060.00314.86
7.2.170.0070.00715.07
7.2.60.0110.00316.64
7.2.00.0030.01219.08
7.1.330.0060.01015.78
7.1.320.0060.00915.91
7.1.310.0030.01015.81
7.1.300.0070.00715.78
7.1.290.0060.00815.53
7.1.280.0030.01015.48
7.1.270.0100.00015.78
7.1.260.0060.00915.77
7.1.200.0040.01115.61
7.1.100.0030.00918.20
7.1.70.0040.01216.88
7.1.60.0630.00733.06
7.1.50.0700.00732.82
7.1.40.0600.00732.50
7.1.30.0770.02032.66
7.1.20.0870.01332.69
7.1.10.0630.00714.63
7.1.00.0600.01014.71
7.0.200.0470.00714.67
7.0.190.0600.01014.75
7.0.180.0530.01314.32
7.0.170.0400.01714.26
7.0.160.0630.01014.23
7.0.150.0570.01314.20
7.0.140.0530.00714.31
7.0.130.0330.01714.50
7.0.120.0630.01014.48
7.0.110.0530.01014.42
7.0.100.0500.01014.56
7.0.90.0530.02014.41
7.0.80.0470.00714.40
7.0.70.0770.00314.27
7.0.60.0470.01714.32
7.0.50.0470.01014.33
7.0.40.0900.01314.51
7.0.30.0330.01314.51
7.0.20.0400.01314.49
7.0.10.0370.01014.28
7.0.00.0330.01014.59

preferences:
48.02 ms | 400 KiB | 5 Q