3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test(){ $x = array( 'first' => 'a', 'second' => 'y', 'thrid' => 'z' ); foreach ($x as $key=>$value){ $value += 'im added'; } return $value; } $y = test(); echo $y;

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)
8.3.60.0110.00718.52
8.3.50.0120.00318.10
8.3.40.0070.00718.98
8.3.30.0150.00318.83
8.3.20.0070.00020.33
8.3.10.0040.00420.65
8.3.00.0000.00821.90
8.2.180.0140.00718.46
8.2.170.0110.00322.96
8.2.160.0070.00719.33
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0000.00821.03
8.2.120.0050.00326.35
8.2.110.0080.00319.34
8.2.100.0120.00018.05
8.2.90.0000.00919.17
8.2.80.0080.00017.97
8.2.70.0060.00317.63
8.2.60.0050.00517.91
8.2.50.0060.00318.09
8.2.40.0000.00920.30
8.2.30.0000.00719.55
8.2.20.0040.00417.89
8.2.10.0040.00418.12
8.2.00.0040.00418.17
8.1.280.0090.00925.92
8.1.270.0040.01122.05
8.1.260.0040.00428.09
8.1.250.0050.00228.09
8.1.240.0060.00323.92
8.1.230.0090.00317.80
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.13
8.1.190.0040.00417.35
8.1.180.0090.00018.10
8.1.170.0040.00818.40
8.1.160.0020.00520.76
8.1.150.0000.00718.94
8.1.140.0040.00419.57
8.1.130.0040.00417.57
8.1.120.0040.00417.50
8.1.110.0040.00417.45
8.1.100.0080.00017.37
8.1.90.0030.00517.46
8.1.80.0040.00417.36
8.1.70.0000.00817.37
8.1.60.0080.00017.47
8.1.50.0030.00517.57
8.1.40.0020.00517.50
8.1.30.0040.00417.66
8.1.20.0000.00917.50
8.1.10.0000.00717.43
8.1.00.0050.00217.48
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0080.00018.50
8.0.270.0070.00017.13
8.0.260.0000.00617.32
8.0.250.0030.00617.06
8.0.240.0040.00417.04
8.0.230.0030.00317.02
8.0.220.0030.00316.88
8.0.210.0030.00316.99
8.0.200.0000.00616.95
8.0.190.0040.00417.01
8.0.180.0050.00216.96
8.0.170.0000.00817.02
8.0.160.0000.00716.96
8.0.150.0000.00716.86
8.0.140.0000.00716.71
8.0.130.0000.00713.42
8.0.120.0040.00416.79
8.0.110.0030.00516.89
8.0.100.0080.00016.91
8.0.90.0000.00716.83
8.0.80.0070.00816.91
8.0.70.0070.00016.93
8.0.60.0000.00716.99
8.0.50.0000.00816.86
8.0.30.0100.00617.34
8.0.20.0150.00417.40
8.0.10.0020.00517.11
8.0.00.0090.00816.89
7.4.330.0000.00616.77
7.4.320.0060.00016.65
7.4.300.0060.00016.50
7.4.290.0030.00316.58
7.4.280.0040.00416.50
7.4.270.0070.00016.63
7.4.260.0000.00716.48
7.4.250.0000.00716.52
7.4.240.0000.00716.49
7.4.230.0000.00816.59
7.4.220.0090.00916.48
7.4.210.0060.00816.56
7.4.200.0030.00316.60
7.4.160.0110.00416.61
7.4.150.0000.01717.40
7.4.140.0160.01117.86
7.4.130.0090.00816.61
7.4.120.0080.01016.46
7.4.110.0060.01616.64
7.4.100.0200.00316.58
7.4.90.0100.00716.44
7.4.80.0060.01019.39
7.4.70.0130.00416.63
7.4.60.0130.01016.45
7.4.50.0030.01316.28
7.4.40.0120.00616.68
7.4.30.0060.01116.74
7.4.00.0030.01414.87
7.3.330.0030.00313.20
7.3.320.0040.00413.19
7.3.310.0000.00716.30
7.3.300.0030.00316.22
7.3.290.0050.00216.28
7.3.280.0070.00916.32
7.3.270.0120.00617.40
7.3.260.0100.00716.38
7.3.250.0080.00916.48
7.3.240.0100.00716.44
7.3.230.0070.01016.39
7.3.210.0100.01316.54
7.3.200.0170.00016.65
7.3.190.0100.00716.51
7.3.180.0090.00616.36
7.3.170.0080.00816.49
7.3.160.0030.01316.31
7.3.10.0070.00716.75
7.3.00.0030.01016.50
7.2.330.0130.00316.50
7.2.320.0140.00316.64
7.2.310.0100.00716.79
7.2.300.0130.00316.80
7.2.290.0060.00916.48
7.2.130.0100.00616.89
7.2.120.0000.01216.77
7.2.110.0070.00716.93
7.2.100.0030.01116.95
7.2.90.0020.01417.01
7.2.80.0030.00917.04
7.2.70.0070.00616.93
7.2.60.0070.00716.95
7.2.50.0090.00516.96
7.2.40.0080.00616.81
7.2.30.0050.00716.89
7.2.20.0070.00617.01
7.2.10.0050.00717.03
7.2.00.0030.00817.75
7.1.250.0050.00815.94
7.1.200.0050.00515.87
7.1.100.0000.01118.22
7.1.70.0000.00817.02
7.1.60.0130.01019.19
7.1.50.0090.01216.96
7.1.00.0070.07322.35
7.0.200.0850.00414.39
7.0.100.0000.05019.96
7.0.90.0170.04320.13
7.0.80.0030.08719.88
7.0.70.0030.07320.12
7.0.60.0070.08019.92
7.0.50.0230.07020.24
7.0.40.0070.08720.05
7.0.30.0100.08020.18
7.0.20.0130.09020.10
7.0.10.0030.03720.10
7.0.00.0070.08720.09
5.6.280.0030.03021.12
5.6.250.0100.06720.72
5.6.240.0070.04320.68
5.6.230.0070.04720.51
5.6.220.0170.03720.53
5.6.210.0100.07320.58
5.6.200.0100.08021.04
5.6.190.0130.06721.05
5.6.180.0130.08021.17
5.6.170.0100.08021.07
5.6.160.0130.07021.09
5.6.150.0130.04721.14
5.6.140.0100.04021.00
5.6.130.0070.08021.05
5.6.120.0070.08021.04
5.6.110.0070.08321.08
5.6.100.0100.08021.05
5.6.90.0100.08320.93
5.6.80.0030.07020.41
5.6.70.0130.07320.43
5.6.60.0070.07720.45
5.6.50.0070.07720.50
5.6.40.0130.08320.43
5.6.30.0070.05320.47
5.6.20.0130.04320.43
5.6.10.0100.06320.27
5.6.00.0030.08020.27
5.5.380.0000.07320.39
5.5.370.0100.05320.36
5.5.360.0030.08020.34
5.5.350.0030.07720.43
5.5.340.0100.06720.84
5.5.330.0070.08720.91
5.5.320.0070.05020.91
5.5.310.0170.07320.86
5.5.300.0070.08020.77
5.5.290.0130.07720.90
5.5.280.0000.08020.75
5.5.270.0070.04720.87
5.5.260.0070.08020.64
5.5.250.0070.06720.73
5.5.240.0100.04720.29
5.5.230.0100.07320.27
5.5.220.0000.09020.13
5.5.210.0030.04020.27
5.5.200.0100.08320.28
5.5.190.0130.06720.18
5.5.180.0070.07720.18
5.5.160.0100.07320.21
5.5.150.0100.06020.25
5.5.140.0100.08020.27
5.5.130.0100.06720.19
5.5.120.0170.06720.12
5.5.110.0200.06020.07
5.5.100.0030.09020.08
5.5.90.0030.04720.06
5.5.80.0100.06720.11
5.5.70.0170.06719.97
5.5.60.0070.07720.06
5.5.50.0070.05320.14
5.5.40.0100.07320.05
5.5.30.0100.08020.00
5.5.20.0030.08320.08
5.5.10.0130.06719.98
5.5.00.0030.08320.03

preferences:
58.42 ms | 401 KiB | 5 Q