3v4l.org

run code in 300+ PHP versions simultaneously
3<?php $array = array( 8 => 'string1', 4 => 'string2', 3 => 'string3', 5 => 'string4'); $arrays =$array; print_r($array); $array=array(); $i=0; foreach($arrays as $k => $item) { $array[$i]=$item; unset($arrays[$k]); $i++; } print_r($array);

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)
8.3.60.0070.00718.56
8.3.50.0170.00322.01
8.3.40.0180.00318.56
8.3.30.0140.00019.27
8.3.20.0000.00720.39
8.3.10.0040.00420.66
8.3.00.0080.00019.24
8.2.180.0140.00316.50
8.2.170.0110.00722.96
8.2.160.0100.00320.34
8.2.150.0070.00724.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0000.00722.23
8.2.110.0060.00319.18
8.2.100.0100.00017.84
8.2.90.0030.00519.10
8.2.80.0030.00517.97
8.2.70.0030.00517.38
8.2.60.0000.00818.03
8.2.50.0030.00618.07
8.2.40.0050.00318.28
8.2.30.0040.00419.31
8.2.20.0050.00517.80
8.2.10.0070.00018.03
8.2.00.0040.00417.85
8.1.280.0030.01025.92
8.1.270.0060.00323.96
8.1.260.0070.00026.35
8.1.250.0140.00728.09
8.1.240.0030.00621.28
8.1.230.0120.00017.45
8.1.220.0040.00417.91
8.1.210.0030.00618.77
8.1.200.0060.00317.47
8.1.190.0080.00017.23
8.1.180.0000.00818.10
8.1.170.0040.00418.71
8.1.160.0080.00022.05
8.1.150.0000.00718.90
8.1.140.0000.00717.50
8.1.130.0070.00017.88
8.1.120.0040.00417.45
8.1.110.0040.00417.30
8.1.100.0030.00317.42
8.1.90.0000.00717.47
8.1.80.0030.00317.48
8.1.70.0000.00817.32
8.1.60.0040.00417.46
8.1.50.0060.00317.54
8.1.40.0040.00417.43
8.1.30.0080.00017.54
8.1.20.0000.00817.56
8.1.10.0000.00817.52
8.1.00.0040.00417.55
8.0.300.0050.00318.77
8.0.290.0070.00016.63
8.0.280.0040.00418.45
8.0.270.0050.00317.31
8.0.260.0030.00317.25
8.0.250.0030.00316.89
8.0.240.0000.00817.03
8.0.230.0000.00816.98
8.0.220.0000.00716.77
8.0.210.0040.00416.89
8.0.200.0040.00416.91
8.0.190.0030.00516.84
8.0.180.0000.00716.82
8.0.170.0060.00316.80
8.0.160.0070.00016.99
8.0.150.0000.00816.85
8.0.140.0030.00716.84
8.0.130.0000.00613.29
8.0.120.0050.00316.84
8.0.110.0000.00716.84
8.0.100.0040.00416.71
8.0.90.0000.00716.88
8.0.80.0130.00716.88
8.0.70.0030.00516.92
8.0.60.0030.00516.74
8.0.50.0000.00716.74
8.0.30.0120.01317.08
8.0.20.0060.01217.40
8.0.10.0070.00016.88
8.0.00.0120.00916.71
7.4.330.0000.00515.00
7.4.320.0050.00316.51
7.4.300.0000.00616.49
7.4.290.0030.00316.60
7.4.280.0060.00016.51
7.4.270.0040.00416.61
7.4.260.0000.00616.57
7.4.250.0040.00316.46
7.4.240.0020.00516.52
7.4.230.0040.00416.50
7.4.220.0120.00616.53
7.4.210.0060.01316.46
7.4.200.0000.00716.68
7.4.160.0100.01416.38
7.4.150.0150.00917.40
7.4.140.0120.00517.86
7.4.130.0080.00816.49
7.4.120.0100.00816.67
7.4.110.0120.00616.54
7.4.100.0140.00716.73
7.4.90.0100.00716.38
7.4.80.0100.00719.37
7.4.70.0140.00316.62
7.4.60.0030.01416.39
7.4.50.0070.00016.48
7.4.40.0110.00716.63
7.4.30.0060.00916.47
7.4.00.0130.00315.00
7.3.330.0000.00513.22
7.3.320.0030.00313.25
7.3.310.0080.00016.18
7.3.300.0030.00316.34
7.3.290.0000.01616.28
7.3.280.0090.00716.33
7.3.270.0100.01317.40
7.3.260.0060.01116.64
7.3.250.0090.00916.54
7.3.240.0160.00016.49
7.3.230.0090.00916.59
7.3.210.0060.01016.56
7.3.200.0100.00719.39
7.3.190.0030.01416.29
7.3.180.0110.00816.46
7.3.170.0090.00916.76
7.3.160.0060.01416.37
7.2.330.0100.00716.34
7.2.320.0030.01916.51
7.2.310.0100.00716.43
7.2.300.0060.01016.56
7.2.290.0070.01016.64
7.2.00.0090.00319.33
7.1.100.0030.01018.14
7.1.70.0040.00416.85
7.1.60.0180.00719.32
7.1.50.0000.02216.84
7.1.00.0000.08022.44
7.0.200.0030.00516.64
7.0.140.0070.07022.09
7.0.100.0200.08320.07
7.0.90.0170.04019.87
7.0.80.0130.05019.86
7.0.70.0000.04720.05
7.0.60.0070.08319.96
7.0.50.0100.07320.26
7.0.40.0070.08020.11
7.0.30.0070.08319.95
7.0.20.0130.06020.17
7.0.10.0070.04720.14
7.0.00.0070.07320.05
5.6.280.0130.06020.89
5.6.250.0070.08020.61
5.6.240.0130.07320.63
5.6.230.0100.04020.50
5.6.220.0070.05020.61
5.6.210.0070.08020.61
5.6.200.0070.08021.17
5.6.190.0030.05721.03
5.6.180.0070.04321.07
5.6.170.0030.09021.07
5.6.160.0130.07721.18
5.6.150.0100.04021.03
5.6.140.0100.08721.07
5.6.130.0100.08721.03
5.6.120.0130.07321.16
5.6.110.0070.08721.08
5.6.100.0030.04720.91
5.6.90.0100.04021.02
5.6.80.0030.04020.46
5.6.70.0070.03720.43
5.6.60.0070.05020.31
5.6.50.0100.03320.34
5.6.40.0030.04020.30
5.6.30.0000.04320.42
5.6.20.0000.04320.41
5.6.10.0130.03020.45
5.6.00.0070.04020.38
5.5.380.0100.04320.40
5.5.370.0030.05020.35
5.5.360.0070.07320.48
5.5.350.0130.07320.41
5.5.340.0030.05020.83
5.5.330.0070.08320.76
5.5.320.0070.05020.91
5.5.310.0070.08020.88
5.5.300.0100.07720.82
5.5.290.0100.07020.83
5.5.280.0070.08320.76
5.5.270.0030.08020.82
5.5.260.0100.08320.88
5.5.250.0100.04320.54
5.5.240.0030.04720.28
5.5.230.0070.04720.29
5.5.220.0030.04020.26
5.5.210.0030.03720.30
5.5.200.0070.03719.96
5.5.190.0000.04320.19
5.5.180.0070.03719.98
5.5.160.0070.04020.12
5.5.150.0100.03320.10
5.5.140.0070.08020.14
5.5.130.0100.07020.07
5.5.120.0070.06320.21
5.5.110.0070.04020.25
5.5.100.0070.04020.07
5.5.90.0030.03720.07
5.5.80.0100.03720.16
5.5.70.0030.04020.14
5.5.60.0100.06020.11
5.5.50.0030.03720.15
5.5.40.0000.04320.05
5.5.30.0070.07720.02
5.5.20.0000.07720.09
5.5.10.0100.03319.95
5.5.00.0070.06020.12
5.4.450.0030.06719.46
5.4.440.0030.07719.48
5.4.430.0100.08019.45
5.4.420.0030.04019.17
5.4.410.0070.05019.28
5.4.400.0100.03019.23
5.4.390.0000.04319.03
5.4.380.0100.04719.04
5.4.370.0000.04019.23
5.4.360.0000.04019.16
5.4.350.0070.03718.90
5.4.340.0000.04018.88
5.4.320.0070.03719.18
5.4.310.0130.02719.23
5.4.300.0030.07019.02
5.4.290.0000.05018.94
5.4.280.0030.03719.23
5.4.270.0030.05719.13
5.4.260.0070.07318.87
5.4.250.0130.04019.23
5.4.240.0100.07019.14
5.4.230.0130.04019.22
5.4.220.0070.07719.04
5.4.210.0030.03719.12
5.4.200.0030.04019.11
5.4.190.0070.04318.93
5.4.180.0170.05019.11
5.4.170.0030.07319.09
5.4.160.0070.03719.02
5.4.150.0000.07318.88
5.4.140.0070.07016.29
5.4.130.0000.07016.29
5.4.120.0100.06316.40
5.4.110.0100.06316.43
5.4.100.0030.06716.39
5.4.90.0000.07016.36
5.4.80.0030.07316.34
5.4.70.0030.05316.48
5.4.60.0070.07016.36
5.4.50.0030.07016.31
5.4.40.0030.08016.45
5.4.30.0070.06716.48
5.4.20.0100.06716.29
5.4.10.0000.07016.50
5.4.00.0030.07315.87
5.3.290.0070.03714.77
5.3.280.0000.04714.60
5.3.270.0070.05714.63
5.3.260.0030.06314.61
5.3.250.0030.03714.73
5.3.240.0130.04714.55
5.3.230.0070.03014.73
5.3.220.0100.03714.50
5.3.210.0070.07014.61
5.3.200.0130.06314.48
5.3.190.0070.05314.49
5.3.180.0000.06714.54
5.3.170.0100.07714.59
5.3.160.0130.08014.56
5.3.150.0130.06714.62
5.3.140.0030.05314.54
5.3.130.0030.07314.63
5.3.120.0130.05314.56
5.3.110.0030.08014.57
5.3.100.0070.05014.03
5.3.90.0100.07314.07
5.3.80.0100.06313.93
5.3.70.0100.04714.03
5.3.60.0200.06014.02
5.3.50.0130.07013.99
5.3.40.0030.07713.86
5.3.30.0070.06713.80
5.3.20.0070.05313.78
5.3.10.0100.07013.74
5.3.00.0100.06713.73
5.2.170.0070.06311.67
5.2.160.0130.05311.67
5.2.150.0030.03711.67
5.2.140.0100.05711.67
5.2.130.0030.06311.67
5.2.120.0000.04311.67
5.2.110.0070.05011.67
5.2.100.0030.03311.67
5.2.90.0070.05711.67
5.2.80.0170.05011.67
5.2.70.0130.03311.67
5.2.60.0030.06711.67
5.2.50.0070.06311.67
5.2.40.0030.06311.67
5.2.30.0070.05011.67
5.2.20.0030.06011.67
5.2.10.0130.04311.67
5.2.00.0100.02711.67
5.1.60.0070.05011.67
5.1.50.0030.05311.67
5.1.40.0070.05311.67
5.1.30.0130.05011.67
5.1.20.0100.05311.67
5.1.10.0100.04311.67
5.1.00.0030.04311.67
5.0.50.0100.03711.67
5.0.40.0100.04011.67
5.0.30.0030.06011.67
5.0.20.0070.02011.67
5.0.10.0030.02311.67
5.0.00.0000.06711.67
4.4.90.0030.03311.67
4.4.80.0070.03011.67
4.4.70.0000.02011.67
4.4.60.0030.03311.67
4.4.50.0200.00711.67
4.4.40.0100.02011.67
4.4.30.0070.03311.67
4.4.20.0000.03711.67
4.4.10.0070.03011.67
4.4.00.0030.05011.67
4.3.110.0000.03711.67
4.3.100.0000.03711.67
4.3.90.0030.02311.67
4.3.80.0000.03711.67
4.3.70.0070.03011.67
4.3.60.0030.03711.67
4.3.50.0000.03311.67
4.3.40.0030.05011.67
4.3.30.0000.02011.67
4.3.20.0000.04011.67
4.3.10.0000.03711.67
4.3.00.0000.03011.67

preferences:
45.2 ms | 401 KiB | 5 Q