3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 1 => 'string1', 2 => 'string2', 4 => 'string3', 5 => 'string4'); $arrays =$array; print_r($array); $array=array(); $i=0; foreach($arrays as $k => $item) { $array[$i]=$item; unset($arrays[$k]); $i++; } var_dump(array_values($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)
8.3.60.0130.00318.08
8.3.50.0120.00922.00
8.3.40.0100.00318.66
8.3.30.0090.00619.09
8.3.20.0030.00520.25
8.3.10.0000.00823.65
8.3.00.0040.00420.92
8.2.180.0190.00016.63
8.2.170.0070.00722.96
8.2.160.0070.01020.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0000.00920.90
8.2.110.0110.00719.31
8.2.100.0000.01217.91
8.2.90.0030.00619.39
8.2.80.0050.00317.97
8.2.70.0080.00017.50
8.2.60.0030.00618.16
8.2.50.0050.00318.10
8.2.40.0050.00319.94
8.2.30.0000.01118.30
8.2.20.0040.00417.80
8.2.10.0040.00418.18
8.2.00.0040.00417.68
8.1.280.0150.00025.92
8.1.270.0040.01123.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.15
8.1.230.0070.00417.95
8.1.220.0040.00417.79
8.1.210.0030.00618.77
8.1.200.0030.00617.35
8.1.190.0080.00017.22
8.1.180.0050.00318.10
8.1.170.0000.00818.50
8.1.160.0030.00322.01
8.1.150.0030.00318.56
8.1.140.0070.00017.34
8.1.130.0000.00717.87
8.1.120.0040.00417.54
8.1.110.0040.00417.46
8.1.100.0050.00217.33
8.1.90.0000.00717.35
8.1.80.0050.00317.36
8.1.70.0000.00717.46
8.1.60.0040.00417.59
8.1.50.0030.00617.52
8.1.40.0080.00017.52
8.1.30.0070.00417.58
8.1.20.0070.00017.59
8.1.10.0050.00317.41
8.1.00.0040.00717.46
8.0.300.0080.00019.75
8.0.290.0040.00416.63
8.0.280.0070.00018.36
8.0.270.0000.00817.13
8.0.260.0060.00017.19
8.0.250.0000.00716.83
8.0.240.0060.00316.85
8.0.230.0000.00816.85
8.0.220.0070.00016.91
8.0.210.0030.00316.84
8.0.200.0070.00016.86
8.0.190.0000.00916.91
8.0.180.0060.00316.93
8.0.170.0030.00516.88
8.0.160.0030.00316.89
8.0.150.0030.00316.76
8.0.140.0040.00416.78
8.0.130.0000.00513.31
8.0.120.0040.00416.75
8.0.110.0070.00016.81
8.0.100.0040.00416.92
8.0.90.0050.00216.89
8.0.80.0060.00916.86
8.0.70.0080.00016.93
8.0.60.0050.00316.69
8.0.50.0040.00416.77
8.0.30.0130.00617.07
8.0.20.0080.01117.40
8.0.10.0000.00716.88
8.0.00.0100.01016.80
7.4.330.0050.00015.15
7.4.320.0000.00616.63
7.4.300.0030.00316.52
7.4.290.0040.00416.49
7.4.280.0040.00416.59
7.4.270.0060.00316.61
7.4.260.0030.00316.54
7.4.250.0030.00516.47
7.4.240.0040.00316.52
7.4.230.0070.00016.34
7.4.220.0090.00916.59
7.4.210.0150.00016.55
7.4.200.0030.00316.41
7.4.160.0110.01116.41
7.4.150.0150.00417.40
7.4.140.0130.00417.86
7.4.130.0090.00816.50
7.4.120.0110.01016.57
7.4.110.0090.00916.43
7.4.100.0080.01116.55
7.4.90.0030.01316.52
7.4.80.0030.01619.39
7.4.70.0120.00916.38
7.4.60.0170.00316.32
7.4.50.0080.00016.19
7.4.40.0090.01516.24
7.4.30.0130.00316.50
7.4.00.0050.01115.10
7.3.330.0000.00813.21
7.3.320.0050.00013.25
7.3.310.0070.00016.26
7.3.300.0030.00316.18
7.3.290.0100.01016.29
7.3.280.0120.00716.29
7.3.270.0090.01517.40
7.3.260.0030.01316.29
7.3.250.0090.00916.40
7.3.240.0150.00716.58
7.3.230.0060.01216.54
7.3.210.0110.00516.55
7.3.200.0080.00819.39
7.3.190.0170.00316.22
7.3.180.0080.01316.36
7.3.170.0050.01116.27
7.3.160.0120.00916.37
7.3.120.0070.01214.86
7.3.110.0110.00715.04
7.3.100.0040.01415.06
7.3.90.0000.01014.58
7.3.80.0070.00714.76
7.3.70.0030.01514.99
7.3.60.0090.00314.63
7.3.50.0040.00714.77
7.3.40.0090.00614.63
7.3.30.0090.00314.70
7.3.20.0040.00816.76
7.3.10.0030.01016.67
7.3.00.0040.00816.77
7.2.330.0120.00616.56
7.2.320.0070.01016.72
7.2.310.0140.00316.38
7.2.300.0060.01216.75
7.2.290.0060.01216.66
7.2.250.0100.00714.91
7.2.240.0120.00314.89
7.2.230.0100.00714.97
7.2.220.0090.00614.83
7.2.210.0040.01114.98
7.2.200.0030.01014.88
7.2.190.0110.00414.81
7.2.180.0030.01015.04
7.2.170.0000.01514.73
7.2.110.0130.00616.29
7.2.60.0100.00316.50
7.2.00.0040.00719.13
7.1.330.0100.00315.65
7.1.320.0090.00615.86
7.1.310.0000.01215.45
7.1.300.0060.00315.66
7.1.290.0120.00315.79
7.1.280.0070.01015.80
7.1.270.0060.00615.78
7.1.260.0080.00415.74
7.1.200.0060.00615.83
7.1.100.0000.01118.19
7.1.70.0040.01117.37
7.1.60.0100.01419.70
7.1.50.0270.01034.55
7.1.00.0030.07722.36
7.0.200.0240.01015.14
7.0.140.0030.07322.00
7.0.60.0070.06319.89
7.0.50.0030.08317.87
7.0.40.0130.08319.96
7.0.30.0230.07720.10
7.0.20.0330.07720.04
7.0.10.0130.07320.22
7.0.00.0070.05320.25
5.6.280.0000.07720.97
5.6.210.0100.07720.62
5.6.200.0030.08718.16
5.6.190.0070.07720.63
5.6.180.0270.06720.60
5.6.170.0130.04720.50
5.6.160.0070.05020.47
5.6.150.0030.04718.18
5.6.140.0070.03718.14
5.6.130.0130.07718.14
5.6.120.0130.07720.96
5.6.110.0030.04020.98
5.6.100.0070.07321.13
5.6.90.0030.08320.96
5.6.80.0170.06720.53
5.6.70.4430.03720.39
5.5.350.0130.07320.44
5.5.340.0030.07317.98
5.5.330.0070.09020.46
5.5.320.0100.08020.34
5.5.310.0370.07320.23
5.5.300.0000.04318.01
5.5.290.0130.04318.04
5.5.280.0030.04020.73
5.5.270.0030.06020.96
5.5.260.0100.08320.79
5.5.250.0030.04020.46
5.5.240.0070.07720.18
5.4.450.3470.03319.55
5.4.440.3770.04319.47
5.4.430.3830.04319.57
5.4.420.3600.04319.47
5.4.410.3500.03319.18
5.4.400.4170.03018.99
5.4.390.3430.04019.09
5.4.380.3470.04019.20
5.4.370.3570.04019.22
5.4.360.3600.03318.98
5.4.350.3970.02719.05
5.4.340.3500.04019.06
5.4.320.3970.03319.06
5.4.310.4470.04018.87
5.4.300.4300.03718.98
5.4.290.4130.03019.08
5.4.280.3670.03719.30
5.4.270.4130.04319.13
5.4.260.4130.03319.13
5.4.250.3830.03719.30
5.4.240.3800.03719.19
5.4.230.3600.03718.84
5.4.220.3170.04319.21
5.4.210.3870.04319.08
5.4.200.3730.03319.14
5.4.190.3830.03719.07
5.4.180.3770.04319.20
5.4.170.4070.03319.15
5.4.160.3830.03718.91
5.4.150.4500.04019.06
5.4.140.3670.03716.33
5.4.130.4070.03716.36
5.4.120.3730.03716.51
5.4.110.0000.08016.36
5.4.100.4270.03316.37
5.4.90.4200.03716.56
5.4.80.3500.04716.36
5.4.70.3700.04316.52
5.4.60.3670.03716.15
5.4.50.3900.04316.23
5.4.40.3570.04016.38
5.4.30.3600.03316.48
5.4.20.2230.03716.53
5.4.10.3230.04016.23
5.4.00.3070.03315.89
5.3.290.4170.03714.76
5.3.280.3670.03314.81
5.3.270.3800.04014.60
5.3.260.3630.04014.51
5.3.250.3330.04014.82
5.3.240.3830.03014.61
5.3.230.3470.04314.68
5.3.220.1330.03714.78
5.3.210.0030.07714.78
5.3.200.0430.07314.53
5.3.190.4130.03714.58
5.3.180.3830.03714.47
5.3.170.3900.03714.71
5.3.160.3400.04314.57
5.3.150.3570.03314.56
5.3.140.3300.03714.55
5.3.130.3370.03014.76
5.3.120.4770.03714.55
5.3.110.3330.03314.76
5.3.100.1870.03313.94
5.3.90.0070.03014.24
5.3.80.0070.03714.23
5.3.70.0030.04314.13
5.3.60.3500.04014.05
5.3.50.2800.03714.02
5.3.40.3600.03313.94
5.3.30.3530.03313.83
5.3.20.3570.03713.61
5.3.10.3570.03713.77
5.3.00.2770.04013.54
5.2.170.2400.02711.05
5.2.160.2700.03011.25
5.2.150.2700.03011.05
5.2.140.2830.03011.21
5.2.130.3300.01711.25
5.2.120.3130.03711.05
5.2.110.3100.03311.02
5.2.100.3170.03311.32
5.2.90.2900.03011.14
5.2.80.3100.03011.06
5.2.70.3300.02711.14
5.2.60.2930.03010.91
5.2.50.3200.03010.91
5.2.40.2670.03311.21
5.2.30.2630.03010.97
5.2.20.2570.02711.07
5.2.10.2400.02710.81
5.2.00.2770.02310.82
5.1.60.2630.02310.09
5.1.50.2370.02310.11
5.1.40.2730.02310.04
5.1.30.2470.02710.38
5.1.20.2470.03010.29
5.1.10.2470.02010.04
5.1.00.2500.03010.04
5.0.50.1400.02010.04
5.0.40.1230.02010.04
5.0.30.1730.03310.04
5.0.20.1430.01710.04
5.0.10.1400.02310.04
5.0.00.1430.03010.04
4.4.90.1300.01310.04
4.4.80.1400.01710.04
4.4.70.1170.01710.04
4.4.60.1470.01710.04
4.4.50.1430.01310.04
4.4.40.1200.02010.04
4.4.30.1500.01010.04
4.4.20.1530.02010.04
4.4.10.1030.02010.04
4.4.00.1500.02010.04
4.3.110.1170.01310.04
4.3.100.1700.02010.04
4.3.90.1400.01710.04
4.3.80.1470.04310.04
4.3.70.1370.02010.04
4.3.60.1430.01310.04
4.3.50.1530.01310.04
4.3.40.1470.02310.04
4.3.30.0830.02310.04
4.3.20.0830.02310.04
4.3.10.0900.02310.04
4.3.00.0800.02310.04

preferences:
35.26 ms | 401 KiB | 5 Q