3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array ( 1=>"a", 2=>"b", 3=>"c" ); $d = test($a); echo "d:<br />"; while(list($key, $val)=each($d)) { echo $val." "; } function test($a) { while(list($key, $val)=each($a)) { $a[$key] = $val . "t3"; } return $a; }

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)
8.3.70.0120.00316.75
8.3.60.0060.00916.48
8.3.50.0110.00721.15
8.3.40.0090.00618.85
8.3.30.0070.00719.10
8.3.20.0030.00520.39
8.3.10.0040.00421.74
8.3.00.0070.00418.82
8.2.190.0100.01016.88
8.2.180.0060.01318.41
8.2.170.0140.01019.13
8.2.160.0070.00722.96
8.2.150.0000.00725.66
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00419.65
8.2.110.0000.00920.93
8.2.100.0080.00417.91
8.2.90.0040.00417.75
8.2.80.0000.00818.91
8.2.70.0040.00417.93
8.2.60.0080.00018.22
8.2.50.0000.00818.10
8.2.40.0060.00320.91
8.2.30.0040.00419.11
8.2.20.0000.00717.64
8.2.10.0070.00017.87
8.2.00.0040.00418.05
8.1.280.0070.01025.92
8.1.270.0120.00320.20
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0000.01018.99
8.1.230.0030.00920.94
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00617.23
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0000.00918.51
8.1.160.0070.00019.13
8.1.150.0000.00718.79
8.1.140.0040.00417.39
8.1.130.0040.00417.82
8.1.120.0040.00417.41
8.1.110.0040.00417.39
8.1.100.0000.00717.41
8.1.90.0040.00417.44
8.1.80.0030.00317.29
8.1.70.0080.00017.27
8.1.60.0000.00817.65
8.1.50.0050.00317.54
8.1.40.0080.00017.38
8.1.30.0030.00517.63
8.1.20.0080.00017.70
8.1.10.0050.00317.58
8.1.00.0040.00417.50
8.0.300.0030.00718.77
8.0.290.0060.00316.63
8.0.280.0050.00318.38
8.0.270.0050.00216.81
8.0.260.0000.00717.17
8.0.250.0000.00716.96
8.0.240.0000.00816.98
8.0.230.0040.00416.97
8.0.220.0000.00716.91
8.0.210.0030.00316.86
8.0.200.0000.00616.94
8.0.190.0070.00016.91
8.0.180.0060.00316.78
8.0.170.0080.00016.88
8.0.160.0030.00516.89
8.0.150.0050.00316.82
8.0.140.0040.00416.82
8.0.130.0030.00313.33
8.0.120.0080.00016.75
8.0.110.0000.00716.84
8.0.100.0000.00716.93
8.0.90.0040.00416.70
8.0.80.0170.00316.93
8.0.70.0040.00416.85
8.0.60.0070.00016.90
8.0.50.0070.00016.78
8.0.30.0120.00917.08
8.0.20.0120.00717.40
8.0.10.0040.00417.08
8.0.00.0100.00716.72
7.4.330.0000.00415.03
7.4.320.0000.00616.55
7.4.300.0000.00616.58
7.4.290.0030.00316.56
7.4.280.0000.00716.50
7.4.270.0000.00616.60
7.4.260.0030.00316.63
7.4.250.0040.00416.57
7.4.240.0050.00216.51
7.4.230.0000.00716.69
7.4.220.0120.00316.46
7.4.210.0020.01216.57
7.4.200.0050.00216.68
7.4.160.0090.00616.47
7.4.150.0120.00917.40
7.4.140.0120.00617.86
7.4.130.0110.00616.53
7.4.120.0090.01116.52
7.4.110.0110.00716.39
7.4.100.0170.00716.70
7.4.90.0100.00616.59
7.4.80.0120.01219.39
7.4.70.0150.00816.51
7.4.60.0060.00916.38
7.4.50.0000.00816.28
7.4.40.0080.00816.70
7.4.30.0110.01416.54
7.4.00.0030.01314.92
7.3.330.0030.00313.29
7.3.320.0030.00313.38
7.3.310.0030.00316.32
7.3.300.0000.00716.40
7.3.290.0030.00316.44
7.3.280.0130.00616.45
7.3.270.0060.01217.40
7.3.260.0070.01016.39
7.3.250.0100.00816.52
7.3.240.0100.00716.59
7.3.230.0120.00616.39
7.3.210.0070.01016.61
7.3.200.0050.01119.39
7.3.190.0110.00416.43
7.3.180.0120.00316.29
7.3.170.0040.01816.33
7.3.160.0100.00616.57
7.2.330.0100.00716.32
7.2.320.0060.01216.72
7.2.310.0130.00716.78
7.2.300.0070.01016.63
7.2.290.0140.00316.54
7.2.60.0000.01416.88
7.1.200.0080.00515.34
7.1.70.0000.00917.09
7.1.60.0060.01919.86
7.1.50.0070.01317.06
7.1.00.0000.08022.37
7.0.200.0000.00716.88
7.0.100.0100.07019.89
7.0.90.0100.07719.92
7.0.80.0130.07319.99
7.0.70.0070.07719.99
7.0.60.0030.07719.93
7.0.50.0170.06720.29
7.0.40.0100.08020.09
7.0.30.0100.06019.95
7.0.20.0170.07320.09
7.0.10.0200.07320.12
7.0.00.0170.07720.14
5.6.280.0000.07721.03
5.6.250.0000.06320.63
5.6.240.0130.08320.60
5.6.230.0130.07720.69
5.6.220.0030.08320.48
5.6.210.0070.07320.75
5.6.200.0130.08721.12
5.6.190.0030.09321.01
5.6.180.0130.07021.06
5.6.170.0070.08021.02
5.6.160.0200.06721.10
5.6.150.0100.07721.14
5.6.140.0030.05021.05
5.6.130.0070.07020.89
5.6.120.0130.07320.93
5.6.110.0070.07721.07
5.6.100.0100.05721.07
5.6.90.0030.08721.02
5.6.80.0100.06320.32
5.6.70.0070.07720.46
5.6.60.0070.04720.41
5.6.50.0070.04020.38
5.6.40.0030.04320.53
5.6.30.0030.05720.32
5.6.20.0000.06720.40
5.6.10.0030.05720.39
5.6.00.0070.03720.51
5.5.380.0170.07320.41
5.5.370.0100.08020.46
5.5.360.0000.09020.34
5.5.350.0130.07320.38
5.5.340.0270.07020.73
5.5.330.0170.06720.80
5.5.320.0170.07720.65
5.5.310.0030.09020.76
5.5.300.0030.09320.92
5.5.290.0130.06720.80
5.5.280.0070.08320.89
5.5.270.0130.08320.92
5.5.260.0030.09020.82
5.5.250.0070.08720.70
5.5.240.0100.08320.16
5.5.230.0030.08320.21
5.5.220.0100.06320.26
5.5.210.0070.07320.30
5.5.200.0030.04020.27
5.5.190.0030.05320.23
5.5.180.0070.08020.15
5.5.160.0100.03720.14
5.5.150.0130.05319.99
5.5.140.0000.04320.18
5.5.130.0070.05720.23
5.5.120.0070.05320.22
5.5.110.0070.07020.18
5.5.100.0100.05720.07
5.5.90.0000.04320.13
5.5.80.0100.05719.96
5.5.70.0030.07020.10
5.5.60.0070.05720.04
5.5.50.0100.03020.14
5.5.40.0170.07020.16
5.5.30.0030.04720.14
5.5.20.0030.08320.14
5.5.10.0070.07720.07
5.5.00.0030.08320.09
5.4.450.0070.08019.23
5.4.440.0070.09019.37
5.4.430.0100.08019.35
5.4.420.0070.07319.36
5.4.410.0200.07019.43
5.4.400.0100.07019.05
5.4.390.0030.08019.04
5.4.380.0030.06319.25
5.4.370.0000.04318.89
5.4.360.0100.05719.09
5.4.350.0030.07019.03
5.4.340.0070.04019.14
5.4.320.0000.04019.03
5.4.310.0000.07019.03
5.4.300.0100.06719.16
5.4.290.0100.06319.12
5.4.280.0030.06019.03
5.4.270.0030.08019.04
5.4.260.0030.04019.04
5.4.250.0130.06018.87
5.4.240.0000.07019.02
5.4.230.0030.04019.17
5.4.220.0000.04319.11
5.4.210.0070.04319.23
5.4.200.0070.03718.89
5.4.190.0070.07318.84
5.4.180.0100.07718.91
5.4.170.0030.03719.04
5.4.160.0000.04718.85
5.4.150.0070.07719.07
5.4.140.0000.08016.33
5.4.130.0030.07316.14
5.4.120.0130.07016.24
5.4.110.0000.07716.51
5.4.100.0100.06716.39
5.4.90.0070.07016.41
5.4.80.0100.04716.36
5.4.70.0070.07016.42
5.4.60.0100.06316.25
5.4.50.0070.04016.33
5.4.40.0130.03016.30
5.4.30.0030.03716.36
5.4.20.0100.03016.24
5.4.10.0100.03716.46
5.4.00.0030.03715.88
5.3.290.0030.03714.60
5.3.280.0130.06014.57
5.3.270.0030.06714.73
5.3.260.0030.07714.59
5.3.250.0070.05314.57
5.3.240.0030.07714.70
5.3.230.0100.05314.63
5.3.220.0070.06014.50
5.3.210.0100.07014.54
5.3.200.0070.03314.52
5.3.190.0070.05014.59
5.3.180.0130.07314.56
5.3.170.0030.03714.70
5.3.160.0170.06314.58
5.3.150.0070.07314.62
5.3.140.0000.05014.52
5.3.130.0000.04714.67
5.3.120.0100.03714.64
5.3.110.0170.02714.64
5.3.100.0070.03314.00
5.3.90.0030.03714.15
5.3.80.0100.03013.95
5.3.70.0070.03314.13
5.3.60.0000.04314.06
5.3.50.0070.03313.95
5.3.40.0000.04013.98
5.3.30.0000.03014.02
5.3.20.0030.02713.80
5.3.10.0030.03313.79
5.3.00.0030.03313.70
5.2.170.0000.03311.03
5.2.160.0030.02711.18
5.2.150.0030.02311.20
5.2.140.0030.03011.19
5.2.130.0070.01711.22
5.2.120.0030.02310.96
5.2.110.0000.02711.19
5.2.100.0030.02311.21
5.2.90.0000.03711.11
5.2.80.0000.02711.20
5.2.70.0070.05011.15
5.2.60.0000.06711.05
5.2.50.0030.02311.11
5.2.40.0030.06011.05
5.2.30.0000.03310.86
5.2.20.0030.03010.98
5.2.10.0030.02710.91
5.2.00.0000.03010.78
5.1.60.0030.02310.69
5.1.50.0000.02710.69
5.1.40.0000.03710.69
5.1.30.0070.02710.69
5.1.20.0000.02710.69
5.1.10.0030.02710.69
5.1.00.0070.02310.69
5.0.50.0030.01710.69
5.0.40.0000.02310.69
5.0.30.0000.03310.69
5.0.20.0030.02010.69
5.0.10.0000.02010.69
5.0.00.0070.02710.69
4.4.90.0030.02310.69
4.4.80.0000.01710.69
4.4.70.0030.01310.69
4.4.60.0000.02310.69
4.4.50.0000.03710.69
4.4.40.0000.02710.69
4.4.30.0000.01710.69
4.4.20.0000.01710.69
4.4.10.0000.02010.69
4.4.00.0000.02710.69
4.3.110.0030.01310.69
4.3.100.0000.01310.69
4.3.90.0000.01310.69
4.3.80.0000.02010.69
4.3.70.0030.01310.69
4.3.60.0000.01310.69
4.3.50.0000.01710.69
4.3.40.0000.02010.69
4.3.30.0000.01310.69
4.3.20.0000.01310.69
4.3.10.0000.01310.69
4.3.00.0030.01010.69

preferences:
41.28 ms | 401 KiB | 5 Q