3v4l.org

run code in 300+ PHP versions simultaneously
<?php $users[923] = 'TelRev'; $users[100] = 'Skellington'; $users[1202] = 'CapnBlack'; $userids = array_keys($users); var_dump($userids); ?>

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)
8.3.60.0110.00418.43
8.3.50.0100.01018.03
8.3.40.0070.00718.97
8.3.30.0140.00018.92
8.3.20.0050.00320.16
8.3.10.0080.00023.54
8.3.00.0050.00219.04
8.2.180.0040.01118.54
8.2.170.0040.01122.96
8.2.160.0100.00320.53
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00019.77
8.2.110.0060.00322.11
8.2.100.0060.00617.91
8.2.90.0030.00519.27
8.2.80.0000.01317.97
8.2.70.0060.00317.93
8.2.60.0050.00517.97
8.2.50.0030.00618.10
8.2.40.0050.00319.24
8.2.30.0050.00219.23
8.2.20.0050.00317.63
8.2.10.0040.00418.03
8.2.00.0040.00417.56
8.1.280.0030.01025.92
8.1.270.0080.00018.77
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0040.00423.92
8.1.230.0080.00318.93
8.1.220.0060.00317.74
8.1.210.0090.00018.77
8.1.200.0080.00317.35
8.1.190.0000.00817.22
8.1.180.0080.00018.10
8.1.170.0000.00820.88
8.1.160.0030.00318.86
8.1.150.0030.00618.73
8.1.140.0040.00417.25
8.1.130.0030.00717.86
8.1.120.0000.00817.30
8.1.110.0040.00417.36
8.1.100.0000.00717.30
8.1.90.0030.00417.40
8.1.80.0000.00717.28
8.1.70.0030.00317.38
8.1.60.0060.00317.39
8.1.50.0000.00817.35
8.1.40.0040.00417.34
8.1.30.0000.00817.59
8.1.20.0000.00817.56
8.1.10.0040.00417.43
8.1.00.0040.00417.36
8.0.300.0040.00419.69
8.0.290.0040.00416.63
8.0.280.0040.00418.41
8.0.270.0070.00017.20
8.0.260.0040.00417.18
8.0.250.0030.00316.95
8.0.240.0040.00416.77
8.0.230.0000.00616.75
8.0.220.0070.00016.82
8.0.210.0070.00016.83
8.0.200.0070.00016.83
8.0.190.0070.00016.88
8.0.180.0000.00716.74
8.0.170.0060.00316.76
8.0.160.0000.00816.70
8.0.150.0030.00516.81
8.0.140.0030.00316.77
8.0.130.0030.00313.20
8.0.120.0030.00516.79
8.0.110.0040.00416.82
8.0.100.0000.00716.76
8.0.90.0040.00416.77
8.0.80.0030.01316.75
8.0.70.0040.00416.80
8.0.60.0040.00416.88
8.0.50.0070.00016.75
8.0.30.0050.01616.88
8.0.20.0070.01217.40
8.0.10.0000.00717.00
8.0.00.0120.00516.78
7.4.330.0050.00015.09
7.4.320.0030.00316.45
7.4.300.0000.00616.50
7.4.290.0050.00216.51
7.4.280.0040.00416.27
7.4.270.0000.00616.34
7.4.260.0030.00616.43
7.4.250.0000.00716.43
7.4.240.0050.00216.51
7.4.230.0070.00016.55
7.4.220.0040.01416.39
7.4.210.0110.00416.62
7.4.200.0040.00416.59
7.4.160.0060.00916.58
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0110.00716.37
7.4.120.0090.01116.40
7.4.110.0160.00616.43
7.4.100.0060.01116.36
7.4.90.0080.01216.37
7.4.80.0100.00719.39
7.4.70.0070.01016.51
7.4.60.0110.00416.45
7.4.50.0020.00216.63
7.4.40.0090.01316.45
7.4.30.0100.00716.52
7.4.00.0070.01014.61
7.3.330.0030.00312.94
7.3.320.0000.00712.89
7.3.310.0080.00016.10
7.3.300.0000.00716.10
7.3.290.0060.01016.24
7.3.280.0080.00816.18
7.3.270.0120.00617.40
7.3.260.0110.01116.45
7.3.250.0110.00816.24
7.3.240.0100.00716.65
7.3.230.0110.00716.45
7.3.210.0140.00316.18
7.3.200.0040.01419.39
7.3.190.0090.01316.59
7.3.180.0080.01216.14
7.3.170.0110.00916.27
7.3.160.0110.00616.30
7.3.10.0140.00416.00
7.3.00.0110.00715.95
7.2.330.0090.00916.41
7.2.320.0170.00616.50
7.2.310.0130.01016.76
7.2.300.0090.00616.20
7.2.290.0070.01516.59
7.2.130.0120.00616.20
7.2.120.0070.01516.33
7.2.110.0040.01216.38
7.2.100.0110.00616.36
7.2.90.0130.01016.04
7.2.80.0180.01016.24
7.2.70.0190.00516.11
7.2.60.0130.00816.26
7.2.50.0180.00916.23
7.2.40.0090.00916.08
7.2.30.0040.01116.11
7.2.20.0100.01716.57
7.2.10.0090.01216.09
7.2.00.0160.00618.01
7.1.250.0140.00715.46
7.1.200.0060.00615.89
7.1.100.0040.01118.13
7.1.70.0070.01017.13
7.1.60.0070.01719.22
7.1.50.0060.00616.94
7.1.00.0000.07722.57
7.0.200.0000.00916.79
7.0.140.0000.03721.96
7.0.60.0000.04319.95
7.0.50.0000.09317.89
7.0.40.0130.07320.05
7.0.30.0330.07320.17
7.0.20.0230.05320.13
7.0.10.0170.07320.30
7.0.00.0030.06720.08
5.6.210.0070.05720.55
5.6.200.0000.04318.18
5.6.190.0130.04320.60
5.6.180.0270.04320.77
5.6.170.0230.03720.50
5.6.160.0100.08020.39
5.6.150.0070.08318.19
5.6.140.0100.06018.12
5.6.130.0100.04718.11
5.6.120.0030.05720.89
5.6.110.0100.08020.98
5.6.100.0100.08320.98
5.6.90.0030.04021.10
5.6.80.0070.04020.37
5.5.350.0300.07020.49
5.5.340.0130.07017.96
5.5.330.0230.07020.21
5.5.320.0130.08320.31
5.5.310.0330.06720.30
5.5.300.0100.07717.95
5.5.290.0100.07317.95
5.5.280.0030.04020.89
5.5.270.0070.05020.96
5.5.260.0030.08720.86
5.5.250.0070.08020.68
5.5.240.0070.04320.25
5.4.450.0300.05019.48
5.4.440.0130.06019.37
5.4.430.0200.05019.17
5.4.420.0170.05319.14
5.4.410.0370.03719.42
5.4.400.0170.05019.34
5.4.390.0030.06318.82
5.4.380.0970.07018.68
5.4.370.1100.05018.58
5.4.360.1970.04718.72
5.4.350.0930.05718.70
5.4.340.0970.07318.49
5.4.320.2870.07318.71
5.4.310.1400.06718.77
5.4.300.1870.06018.56
5.4.290.1000.05718.44
5.4.280.1830.05718.68
5.4.270.0800.06318.57
5.4.260.0930.06718.74
5.4.250.1830.05718.77
5.4.240.0970.05018.55
5.4.230.1000.05018.43
5.4.220.2070.05018.50
5.4.210.0970.05018.68
5.4.200.2170.06316.51
5.4.190.1030.04718.43
5.4.180.1930.05318.55
5.4.170.0970.05718.57
5.4.160.2570.06718.57
5.4.150.1200.07018.56
5.4.140.1000.05316.18
5.4.130.1000.05016.30
5.4.120.2170.05016.25
5.4.110.1030.04316.16
5.4.100.2700.06716.20
5.4.90.1100.04716.35
5.4.80.2100.04716.24
5.4.70.1170.06316.23
5.4.60.0930.05316.20
5.4.50.2000.06016.33
5.4.40.0970.04716.13
5.4.30.1900.04316.11
5.4.20.0970.04716.04
5.4.10.0870.05316.26
5.4.00.2030.06015.63
5.3.290.1070.05714.65
5.3.280.0930.06314.50
5.3.270.1000.05314.71
5.3.260.1870.05714.69
5.3.250.2230.05714.60
5.3.240.0970.05314.57
5.3.230.1000.04714.59
5.3.220.1830.05314.52
5.3.210.1070.05014.49
5.3.200.1000.05314.47
5.3.190.1970.04714.57
5.3.180.1070.04314.56
5.3.170.1900.05714.66
5.3.160.1030.06014.59
5.3.150.1100.04714.46
5.3.140.2200.05014.52
5.3.130.0870.06714.47
5.3.120.2070.06014.54
5.3.110.1000.04714.46
5.3.100.1870.05314.09
5.3.90.1030.06714.11
5.3.80.1030.06014.01
5.3.70.2570.06313.95
5.3.60.0930.05314.10
5.3.50.1830.06014.04
5.3.40.0930.05013.92
5.3.30.1170.03313.80
5.3.20.1930.05013.76
5.3.10.1130.05313.59
5.3.00.1000.04313.73
5.2.170.0930.04011.17
5.2.160.1600.05011.15
5.2.150.0770.04311.14
5.2.140.1630.04711.17
5.2.130.1000.04011.24
5.2.120.0870.04011.09
5.2.110.1830.03711.13
5.2.100.0870.03711.25
5.2.90.1970.04711.24
5.2.80.0800.04711.16
5.2.70.0870.04711.10
5.2.60.1800.04011.10
5.2.50.0800.03711.05
5.2.40.0700.03710.96
5.2.30.1770.03311.12
5.2.20.0770.04710.87
5.2.10.0630.04010.83
5.2.00.1600.04010.69
5.1.60.0630.03710.11
5.1.50.0570.04010.02
5.1.40.1670.04310.02
5.1.30.0630.04010.39
5.1.20.1700.03310.35
5.1.10.0630.03310.13
5.1.00.0700.03710.12
5.0.50.0330.0278.57
5.0.40.0400.0338.44
5.0.30.0330.0438.32
5.0.20.1830.0378.33
5.0.10.0400.0338.23
5.0.00.0270.0508.13
4.4.90.0300.0235.88
4.4.80.0330.0205.81
4.4.70.1230.0205.81
4.4.60.0330.0205.89
4.4.50.0330.0235.91
4.4.40.0370.0305.82
4.4.30.0270.0235.87
4.4.20.0330.0235.96
4.4.10.0370.0275.87
4.4.00.0270.0405.92
4.3.110.0300.0235.75
4.3.100.0300.0205.84
4.3.90.1430.0235.78
4.3.80.0300.0335.88
4.3.70.0300.0205.80
4.3.60.0300.0235.79
4.3.50.0370.0175.79
4.3.40.0330.0335.74
4.3.30.0130.0334.57
4.3.20.0170.0204.54
4.3.10.0130.0234.48
4.3.00.0070.0207.58

preferences:
64.91 ms | 400 KiB | 5 Q