3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = ['one', 'two', 'three', 'four',]; $result = []; $temp = &$arr; foreach($arr as $v){ $temp[$v] = $arr; } print_r($arr); print_r($temp);

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)
8.3.60.0110.00416.50
8.3.50.0100.01016.35
8.3.40.0100.00518.50
8.3.30.0150.00018.42
8.3.20.0090.00020.25
8.3.10.0040.00421.82
8.3.00.0040.00419.66
8.2.180.0040.01116.63
8.2.170.0060.00922.96
8.2.160.0100.00720.35
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00419.37
8.2.110.0100.00022.25
8.2.100.0090.00317.75
8.2.90.0040.00419.35
8.2.80.0040.00417.97
8.2.70.0060.00317.75
8.2.60.0030.00618.16
8.2.50.0000.00818.07
8.2.40.0000.00719.38
8.2.30.0040.00420.62
8.2.20.0040.00417.62
8.2.10.0060.00318.18
8.2.00.0040.00418.00
8.1.280.0110.00725.92
8.1.270.0180.00022.11
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0030.00621.28
8.1.230.0070.00417.42
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0000.00817.00
8.1.180.0000.00718.10
8.1.170.0040.00418.70
8.1.160.0040.00421.91
8.1.150.0060.00318.88
8.1.140.0040.00417.50
8.1.130.0030.00517.65
8.1.120.0040.00417.46
8.1.110.0000.00817.39
8.1.100.0030.00517.48
8.1.90.0040.00417.46
8.1.80.0000.00817.35
8.1.70.0000.00717.49
8.1.60.0040.00417.53
8.1.50.0040.00417.46
8.1.40.0000.00817.41
8.1.30.0080.00217.62
8.1.20.0050.00317.47
8.1.10.0050.00317.41
8.1.00.0030.00617.40
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00818.42
8.0.270.0000.00717.26
8.0.260.0000.00917.21
8.0.250.0040.00416.99
8.0.240.0050.00216.84
8.0.230.0040.00416.95
8.0.220.0000.00716.91
8.0.210.0050.00316.77
8.0.200.0000.00716.91
8.0.190.0040.00416.88
8.0.180.0030.00516.86
8.0.170.0040.00416.78
8.0.160.0000.00716.79
8.0.150.0030.00316.92
8.0.140.0000.00716.73
8.0.130.0000.00613.28
8.0.120.0070.00016.75
8.0.110.0000.00716.78
8.0.100.0040.00416.86
8.0.90.0030.00516.68
8.0.80.0080.00716.87
8.0.70.0000.00716.77
8.0.60.0000.00816.79
8.0.50.0000.00716.68
8.0.30.0080.00716.90
8.0.20.0140.00517.40
8.0.10.0040.00416.96
8.0.00.0060.01516.70
7.4.330.0020.00215.08
7.4.320.0000.00616.60
7.4.300.0000.00616.49
7.4.290.0030.00316.47
7.4.280.0040.00416.58
7.4.270.0000.00616.54
7.4.260.0000.00816.52
7.4.250.0000.00716.43
7.4.240.0070.00016.56
7.4.230.0040.00416.49
7.4.220.0040.01416.57
7.4.210.0050.01016.45
7.4.200.0000.00716.59
7.4.160.0040.01116.61
7.4.150.0060.01317.40
7.4.140.0080.01217.86
7.4.130.0120.00616.41
7.4.120.0070.01016.46
7.4.110.0090.00916.59
7.4.100.0110.00716.47
7.4.90.0140.00416.56
7.4.80.0110.00719.39
7.4.70.0100.00716.43
7.4.60.0100.00716.49
7.4.50.0080.00016.57
7.4.40.0100.01016.35
7.4.30.0090.00916.40
7.4.00.0090.00915.00
7.3.330.0000.00613.25
7.3.320.0050.00013.06
7.3.310.0000.00816.26
7.3.300.0030.00316.31
7.3.290.0090.00816.33
7.3.280.0120.00916.30
7.3.270.0110.00917.40
7.3.260.0090.00816.40
7.3.240.0110.01116.48
7.3.230.0150.00316.39
7.3.210.0040.01216.57
7.3.200.0100.00716.56
7.3.190.0070.01016.64
7.3.180.0110.00416.57
7.3.170.0100.00616.55
7.3.160.0060.01016.40
7.3.120.0000.01314.88
7.3.110.0030.01214.81
7.3.100.0040.00814.86
7.3.90.0070.00314.57
7.3.80.0040.01114.91
7.3.70.0090.00914.96
7.3.60.0070.00714.64
7.3.50.0000.01414.81
7.3.40.0090.00314.66
7.3.30.0070.00714.48
7.3.20.0100.00316.48
7.3.10.0100.00716.45
7.3.00.0070.00716.63
7.2.330.0110.00716.71
7.2.320.0120.01216.64
7.2.310.0030.01316.65
7.2.300.0120.00616.57
7.2.290.0070.01116.48
7.2.240.0040.01115.15
7.2.230.0090.00915.04
7.2.220.0030.00814.91
7.2.210.0060.01015.21
7.2.200.0000.01615.09
7.2.190.0060.00614.94
7.2.180.0000.01114.96
7.2.170.0000.01014.95
7.2.160.0060.00614.87
7.2.150.0080.00416.90
7.2.140.0070.00716.70
7.2.130.0080.00816.79
7.2.120.0060.01016.83
7.2.110.0110.00616.64
7.2.100.0070.00716.59
7.2.90.0050.01316.76
7.2.80.0150.00516.63
7.2.70.0080.00816.84
7.2.60.0060.00916.87
7.2.50.0070.01516.44
7.2.40.0140.00716.80
7.2.30.0100.00516.67
7.2.20.0090.00816.90
7.2.10.0090.01216.66
7.2.00.0090.00417.66
7.1.330.0100.00316.00
7.1.320.0000.01015.82
7.1.310.0060.00915.86
7.1.300.0170.00016.00
7.1.290.0000.01315.88
7.1.280.0070.00715.74
7.1.270.0040.01116.04
7.1.260.0070.00715.83
7.1.250.0060.00815.59
7.1.200.0030.01015.66
7.1.100.0040.00718.14
7.1.70.0040.00416.87
7.1.60.0040.01219.27
7.1.50.0250.01334.80
7.1.00.0000.08022.32
7.0.200.0040.00816.74
7.0.60.0070.04320.04
7.0.50.0000.04317.86
7.0.40.0030.08320.40
7.0.30.0200.04720.24
7.0.20.0200.06320.06
7.0.10.0130.03720.07
7.0.00.0070.08020.07
5.6.280.0070.05721.09
5.6.210.0170.07320.50
5.6.200.0130.06318.27
5.6.190.0030.09020.55
5.6.180.3200.04320.77
5.6.170.0370.07320.71
5.6.160.0070.06020.42
5.6.150.0070.03718.16
5.6.140.0170.07318.26
5.6.130.0070.04018.16
5.6.120.0130.04320.99
5.6.110.0130.07021.04
5.6.100.0170.06321.06
5.6.90.0030.04321.01
5.6.80.0170.04720.38
5.6.70.2830.04320.29
5.5.350.0400.07320.44
5.5.340.0100.06317.92
5.5.330.0130.05320.40
5.5.320.3500.03720.30
5.5.310.0270.08020.30
5.5.300.0030.05017.94
5.5.290.0030.04717.95
5.5.280.0130.08020.98
5.5.270.0200.06720.77
5.5.260.0100.04720.67
5.5.250.0170.06720.49
5.5.240.0130.03720.28
5.4.450.3770.04319.39
5.4.440.3500.04319.33
5.4.430.3730.04019.19
5.4.420.4200.03719.38
5.4.410.4530.04019.26
5.4.400.4300.04019.31
5.4.390.4000.03319.15
5.4.380.4430.03319.09
5.4.370.4570.03718.98
5.4.360.3970.03719.09
5.4.350.4470.03719.24
5.4.340.3870.03319.15
5.4.320.4000.04018.87
5.4.310.3570.03719.13
5.4.300.4330.04019.05
5.4.290.4500.03019.15
5.4.280.4470.04019.13
5.4.270.4530.03719.16
5.4.260.4570.04719.14
5.4.250.4070.03319.07
5.4.240.3970.03719.12
5.4.230.4030.03319.19
5.4.220.3570.04319.21
5.4.210.3430.03718.95
5.4.200.3200.03018.98
5.4.190.3170.05319.23
5.4.180.3470.03318.95
5.4.170.3500.04318.84
5.4.160.3570.04019.13
5.4.150.3470.03719.04
5.4.140.3930.03316.35
5.4.130.3830.04016.49
5.4.120.3700.03316.34
5.4.110.3770.03316.19
5.4.100.4300.04016.16
5.4.90.3830.03016.58
5.4.80.3970.03716.17

preferences:
57.46 ms | 400 KiB | 5 Q