3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [1, 2, 3, 4, 5, 6, 7]; echo key($arr).PHP_EOL; next($arr); echo key($arr).PHP_EOL;

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)
8.3.70.0100.01016.25
8.3.60.0070.00716.63
8.3.50.0120.00921.03
8.3.40.0090.00618.59
8.3.30.0070.00718.59
8.3.20.0000.00818.51
8.3.10.0120.00921.73
8.3.00.0040.00417.68
8.2.180.0040.01116.38
8.2.170.0070.01322.96
8.2.160.0100.01020.89
8.2.150.0070.01124.18
8.2.140.0040.00424.66
8.2.130.0040.00717.78
8.2.120.0140.00326.35
8.2.110.0030.00719.31
8.2.100.0060.00917.72
8.2.90.0040.00419.13
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0040.00417.68
8.2.50.0050.00318.07
8.2.40.0000.00719.88
8.2.30.0040.00418.04
8.2.20.0070.00017.72
8.2.10.0070.00017.89
8.2.00.0000.00718.03
8.1.280.0070.00725.92
8.1.270.0110.00723.69
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0000.00922.07
8.1.230.0110.00018.87
8.1.220.0040.00417.76
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0040.00417.13
8.1.180.0000.00818.10
8.1.170.0000.00818.45
8.1.160.0000.00722.00
8.1.150.0070.00018.77
8.1.140.0040.00419.49
8.1.130.0070.00017.61
8.1.120.0050.00217.37
8.1.110.0040.00417.29
8.1.100.0040.00417.33
8.1.90.0000.00817.38
8.1.80.0040.00417.34
8.1.70.0030.00317.43
8.1.60.0030.00517.55
8.1.50.0030.00517.49
8.1.40.0040.00417.45
8.1.30.0040.00417.62
8.1.20.0050.00217.60
8.1.10.0040.00417.39
8.1.00.0040.00417.48
8.0.300.0000.00818.77
8.0.290.0030.00316.63
8.0.280.0030.00318.34
8.0.270.0070.00017.24
8.0.260.0040.00517.28
8.0.250.0030.00316.84
8.0.240.0070.00016.81
8.0.230.0030.00316.97
8.0.220.0000.00716.86
8.0.210.0000.00716.87
8.0.200.0030.00516.93
8.0.190.0040.00416.82
8.0.180.0000.00816.79
8.0.170.0000.00816.88
8.0.160.0030.00316.76
8.0.150.0000.00716.77
8.0.140.0030.00516.82
8.0.130.0000.00513.34
8.0.120.0000.00816.87
8.0.110.0040.00416.89
8.0.100.0070.00016.74
8.0.90.0000.00716.91
8.0.80.0060.01316.75
8.0.70.0040.00416.79
8.0.60.0050.00216.88
8.0.50.0000.00716.84
8.0.30.0110.00816.95
8.0.20.0100.00817.40
8.0.10.0000.00716.78
8.0.00.0100.01016.89
7.4.330.0000.00515.08
7.4.320.0060.00016.51
7.4.300.0000.00616.58
7.4.290.0050.00216.59
7.4.280.0000.00816.31
7.4.270.0000.00716.51
7.4.260.0070.00016.50
7.4.250.0050.00316.51
7.4.240.0020.00516.43
7.4.230.0040.00416.24
7.4.220.0130.01316.54
7.4.210.0080.00616.46
7.4.200.0040.00416.22
7.4.160.0100.00616.43
7.4.150.0130.00617.40
7.4.140.0080.01117.86
7.4.130.0090.00816.37
7.4.120.0060.01216.46
7.4.110.0080.01216.26
7.4.100.0150.00816.53
7.4.90.0060.01016.43
7.4.80.0100.01319.39
7.4.70.0070.01716.37
7.4.60.0070.01416.44
7.4.50.0030.00916.33
7.4.40.0070.01116.62
7.4.30.0060.01016.36
7.4.00.0040.01114.67
7.3.330.0030.00413.21
7.3.320.0050.00013.07
7.3.310.0000.00716.15
7.3.300.0000.00716.10
7.3.290.0030.00316.01
7.3.280.0080.00716.15
7.3.270.0150.00317.40
7.3.260.0110.00816.15
7.3.250.0110.00816.37
7.3.240.0080.00916.49
7.3.230.0100.00716.39
7.3.210.0080.00816.39
7.3.200.0150.00319.39
7.3.190.0110.00516.56
7.3.180.0100.01016.09
7.3.170.0060.01016.26
7.3.160.0100.00716.20
7.3.10.0090.00316.37
7.3.00.0030.00816.55
7.2.330.0090.00816.69
7.2.320.0100.00716.32
7.2.310.0110.00716.61
7.2.300.0160.00016.55
7.2.290.0070.01016.55
7.2.130.0020.01116.82
7.2.120.0070.00516.94
7.2.110.0030.00716.72
7.2.100.0050.00516.77
7.2.90.0050.00616.70
7.2.80.0040.00716.54
7.2.70.0050.00816.69
7.2.60.0030.00816.65
7.2.50.0020.00716.76
7.2.40.0060.00616.89
7.2.30.0060.00516.70
7.2.20.0050.00616.66
7.2.10.0030.00816.69
7.2.00.0060.00717.62
7.1.250.0020.00915.70
7.1.240.0050.00715.70
7.1.230.0090.00315.80
7.1.220.0100.00315.70
7.1.210.0100.00315.75
7.1.200.0050.00515.70
7.1.190.0030.00615.71
7.1.180.0030.00915.41
7.1.170.0040.00415.62
7.1.160.0070.00715.67
7.1.150.0100.00315.90
7.1.140.0060.00315.29
7.1.130.0030.00615.44
7.1.120.0070.00315.63
7.1.110.0000.01115.57
7.1.100.0050.00916.68
7.1.90.0100.00015.75
7.1.80.0030.00715.52
7.1.70.0040.00816.50
7.1.60.0040.01417.33
7.1.50.0090.00315.72
7.1.40.0030.01015.13
7.1.30.0030.01015.67
7.1.20.0030.00615.34
7.1.10.0070.00415.78
7.1.00.0070.04319.14
7.0.330.0060.00315.37
7.0.320.0080.00015.30
7.0.310.0040.00415.18
7.0.300.0060.00314.99
7.0.290.0030.00815.23
7.0.280.0000.01015.09
7.0.270.0000.00815.04
7.0.260.0030.01015.47
7.0.250.0030.00615.06
7.0.240.0090.00315.09
7.0.230.0040.00415.32
7.0.220.0040.00415.24
7.0.210.0030.00615.35
7.0.200.0030.00815.85
7.0.190.0030.00715.34
7.0.180.0030.00715.37
7.0.170.0040.00715.38
7.0.160.0060.00315.39
7.0.150.0000.00915.18
7.0.140.0030.01015.39
7.0.130.0030.00315.31
7.0.120.0000.01215.37
7.0.110.0030.01315.51
7.0.100.0030.00715.06
7.0.90.0040.00715.24
7.0.80.0060.00615.29
7.0.70.0000.00915.52
7.0.60.0050.01718.64
7.0.50.0100.04017.86
7.0.40.0150.03016.95
7.0.30.0120.03516.93
7.0.20.0120.03916.82
7.0.10.0190.03116.82
7.0.00.0150.02716.73
5.6.380.0030.00714.27
5.6.370.0100.00014.29
5.6.360.0070.00314.12
5.6.350.0070.00313.87
5.6.340.0000.00914.27
5.6.330.0030.00713.80
5.6.320.0030.01013.81
5.6.310.0030.00714.40
5.6.300.0000.01014.73
5.6.290.0070.00314.31
5.6.280.0030.04317.64
5.6.270.0060.00614.15
5.6.260.0040.01114.29
5.6.250.0080.00314.38
5.6.240.0030.00914.20
5.6.230.0080.00414.32
5.6.220.0070.00714.11
5.6.210.0110.03017.30
5.6.200.0100.03617.68
5.6.190.0180.03017.63
5.6.180.0130.03217.61
5.6.170.0160.03017.78
5.6.160.0230.02817.61
5.6.150.0190.04417.85
5.6.140.0120.03317.56
5.6.130.0170.02717.63
5.6.120.0050.04217.61
5.6.110.0100.03917.80
5.6.100.0120.03217.69
5.6.90.0050.03917.66
5.6.80.0160.02617.20
5.6.70.0130.03317.30
5.6.60.0160.03217.43
5.6.50.0160.02817.32
5.6.40.0230.03017.41
5.6.30.0110.03117.30
5.6.20.0090.03017.38
5.6.10.0060.03917.30
5.6.00.0120.02817.28
5.5.380.0000.00710.90
5.5.370.0070.00010.90
5.5.360.0030.00411.15
5.5.350.0170.03015.70
5.5.340.0170.03415.93
5.5.330.0150.02715.94
5.5.320.0150.02816.06
5.5.310.0120.03016.00
5.5.300.0080.03615.93
5.5.290.0080.03015.97
5.5.280.0050.03615.94
5.5.270.0140.02816.12
5.5.260.0030.03516.13
5.5.250.0030.03415.76
5.5.240.0100.03015.57
5.5.230.0100.03515.69
5.5.220.0130.03015.63
5.5.210.0100.03315.72
5.5.200.0080.03215.58
5.5.190.0150.02715.54
5.5.180.0150.02715.58
5.5.170.0060.00611.07
5.5.160.0120.02915.58
5.5.150.0120.02815.55
5.5.140.0050.03615.49
5.5.130.0070.03615.49
5.5.120.0100.03315.64
5.5.110.0050.03315.64
5.5.100.0170.02615.57
5.5.90.0100.03215.50
5.5.80.0120.02815.58
5.5.70.0080.03015.42
5.5.60.0140.02315.56
5.5.50.0050.03015.47
5.5.40.0070.03015.56
5.5.30.0120.02715.49
5.5.20.0120.02715.41
5.5.10.0130.02515.49
5.5.00.0080.03015.48

preferences:
34.18 ms | 401 KiB | 5 Q