3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array( "abc"=>123, "dog"=>array(1,2,3,) ); print_r($x); echo "--"; var_dump($x); echo "--"; $r = var_export($x, true); echo $r;

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)
8.3.40.0040.01118.41
8.3.30.0100.00318.79
8.3.20.0040.00420.22
8.3.10.0030.00620.48
8.3.00.0080.00019.25
8.2.170.0130.00722.96
8.2.160.0030.01020.43
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0020.00526.16
8.2.120.0080.00022.23
8.2.110.0060.00321.11
8.2.100.0040.00717.91
8.2.90.0040.00417.84
8.2.80.0080.00018.22
8.2.70.0000.00917.63
8.2.60.0080.00017.63
8.2.50.0030.00517.59
8.2.40.0000.00917.75
8.2.30.0000.00717.96
8.2.20.0040.00417.54
8.2.10.0030.00618.01
8.2.00.0040.00417.60
8.1.270.0030.00522.14
8.1.260.0050.00326.35
8.1.250.0070.00728.09
8.1.240.0060.00324.04
8.1.230.0110.00021.04
8.1.220.0040.00417.77
8.1.210.0080.00018.82
8.1.200.0060.00317.23
8.1.190.0040.00417.10
8.1.180.0060.00318.10
8.1.170.0030.00617.62
8.1.160.0050.00221.80
8.1.150.0070.00018.72
8.1.140.0040.00417.41
8.1.130.0000.00817.75
8.1.120.0000.00717.36
8.1.110.0000.00817.30
8.1.100.0000.00717.40
8.1.90.0000.00717.39
8.1.80.0000.00817.43
8.1.70.0030.00317.26
8.1.60.0030.00617.41
8.1.50.0040.00417.34
8.1.40.0040.00417.35
8.1.30.0000.00917.56
8.1.20.0000.00717.48
8.1.10.0040.00417.48
8.1.00.0000.00817.38
8.0.300.0040.00419.87
8.0.290.0070.00016.63
8.0.280.0030.00318.44
8.0.270.0050.00317.15
8.0.260.0030.00317.16
8.0.250.0000.00716.95
8.0.240.0000.00716.84
8.0.230.0070.00016.76
8.0.220.0000.00716.75
8.0.210.0080.00016.87
8.0.200.0030.00316.74
8.0.190.0030.00316.84
8.0.180.0040.00416.84
8.0.170.0000.00816.75
8.0.160.0000.00716.79
8.0.150.0030.00316.68
8.0.140.0080.00016.63
8.0.130.0000.00813.20
8.0.120.0050.00216.67
8.0.110.0050.00316.80
8.0.100.0070.00016.68
8.0.90.0040.00416.85
8.0.80.0030.02016.74
8.0.70.0040.00416.64
8.0.60.0000.00716.83
8.0.50.0070.00016.66
8.0.30.0090.01017.15
8.0.20.0110.00917.40
8.0.10.0070.00017.00
8.0.00.0080.00816.66
7.4.330.0050.00015.00
7.4.320.0000.00616.41
7.4.300.0070.00016.46
7.4.290.0030.00316.54
7.4.280.0040.00416.32
7.4.270.0030.00316.48
7.4.260.0000.00716.51
7.4.250.0040.00416.53
7.4.240.0040.00416.54
7.4.230.0030.00316.60
7.4.220.0130.00616.38
7.4.210.0140.00016.63
7.4.200.0000.00816.32
7.4.160.0030.01316.59
7.4.150.0120.01217.40
7.4.140.0120.00817.86
7.4.130.0110.00616.44
7.4.120.0080.00816.43
7.4.110.0160.00616.57
7.4.100.0090.00916.48
7.4.90.0110.01216.21
7.4.80.0100.00719.39
7.4.70.0120.00616.50
7.4.60.0080.00816.40
7.4.50.0000.00816.28
7.4.40.0080.01216.47
7.4.30.0090.01216.54
7.4.00.0070.00914.60
7.3.330.0000.00713.02
7.3.320.0000.00613.04
7.3.310.0030.00316.18
7.3.300.0040.00416.08
7.3.290.0100.00416.21
7.3.280.0050.01216.22
7.3.270.0100.01017.40
7.3.260.0140.00416.66
7.3.250.0110.00616.32
7.3.240.0090.00816.31
7.3.230.0120.00916.39
7.3.210.0110.01416.64
7.3.200.0150.00819.39
7.3.190.0100.01116.45
7.3.180.0090.00616.04
7.3.170.0140.00816.27
7.3.160.0120.00416.17
7.3.120.0090.00914.89
7.3.110.0070.01014.62
7.3.100.0070.00714.75
7.3.90.0040.01214.83
7.3.80.0110.00414.65
7.3.70.0030.00614.72
7.3.60.0000.01614.79
7.3.50.0060.00314.69
7.3.40.0000.01614.75
7.3.30.0090.00614.79
7.3.20.0040.00816.75
7.3.10.0090.00616.44
7.3.00.0070.00716.74
7.2.330.0130.00616.53
7.2.320.0090.01016.25
7.2.310.0090.01316.49
7.2.300.0110.00616.59
7.2.290.0110.00616.50
7.2.250.0120.00614.90
7.2.240.0100.01015.13
7.2.230.0070.00714.90
7.2.220.0070.00714.89
7.2.210.0000.01414.89
7.2.200.0040.01114.90
7.2.190.0060.01014.74
7.2.180.0000.01514.75
7.2.170.0040.01114.81
7.2.00.0260.01319.16
7.1.330.0030.00915.89
7.1.320.0100.01015.60
7.1.310.0080.00415.75
7.1.300.0060.00515.55
7.1.290.0100.00315.71
7.1.280.0070.00715.82
7.1.270.0030.00815.70
7.1.260.0040.01115.70
7.1.100.0000.01417.80
7.1.70.0000.01517.14
7.1.60.0100.01319.32
7.1.50.0030.00916.98
7.1.00.0030.07722.48
7.0.200.0030.00616.66
7.0.140.0000.07722.12
7.0.60.0130.07019.89
7.0.50.0030.08317.95
7.0.40.0030.06020.18
7.0.30.0530.06320.25
7.0.20.0230.04320.16
7.0.10.0000.08320.19
7.0.00.0070.05720.18
5.6.280.0070.07021.06
5.6.210.0100.08020.56
5.6.200.0000.04718.17
5.6.190.0100.07320.63
5.6.180.0530.07020.60
5.6.170.0230.04320.62
5.6.160.0030.07720.58
5.6.150.0030.07018.19
5.6.140.0100.07718.17
5.6.130.0130.08018.18
5.6.120.0130.07720.93
5.6.110.0130.08020.97
5.6.100.0100.08020.95
5.6.90.0170.07721.02
5.6.80.0100.03020.37
5.5.350.0230.04320.44
5.5.340.0100.04317.98
5.5.330.0000.05320.37
5.5.320.0330.03720.23
5.5.310.0270.08020.34
5.5.300.0130.07317.97
5.5.290.0070.08018.06
5.5.280.0070.08720.76
5.5.270.0030.04320.84
5.5.260.0070.09020.87
5.5.250.0100.03720.57
5.5.240.0170.04320.25
5.4.450.0330.03719.64
5.4.440.1200.05719.47
5.4.430.1000.05319.46
5.4.420.0670.00019.39
5.4.410.0630.00019.52
5.4.400.0630.00019.25
5.4.390.0630.00019.23
5.4.380.0670.00019.11
5.4.370.0630.00019.25
5.4.360.0630.00019.26
5.4.350.0670.00019.16
5.4.340.0630.00019.07
5.4.320.0050.03712.48
5.4.310.0030.04212.48
5.4.300.0060.03712.48
5.4.290.0080.03512.47
5.4.280.0050.04912.37
5.4.270.0080.03812.38
5.4.260.0060.03612.38
5.4.250.0040.03912.37
5.4.240.0050.03712.38
5.4.230.0030.04112.37
5.4.220.0080.03912.36
5.4.210.0090.04412.37
5.4.200.0080.03912.36
5.4.190.0110.03112.36
5.4.180.0060.03612.36
5.4.170.0030.03912.38
5.4.160.0060.03512.37
5.4.150.0040.03612.36
5.4.140.0060.03612.05
5.4.130.0050.03612.04
5.4.120.0060.03512.00
5.4.110.0050.03611.99
5.4.100.0070.03311.99
5.4.90.0050.03711.99
5.4.80.0030.03911.99
5.4.70.0060.03411.99
5.4.60.0070.03311.99
5.4.50.0030.03811.98
5.4.40.0070.03311.97
5.4.30.0050.03811.98
5.4.20.0050.04011.98
5.4.10.0070.03311.97
5.4.00.0090.03811.46
5.3.290.0070.03912.80
5.3.280.0030.04012.71
5.3.270.0080.03712.73
5.3.260.0040.04112.72
5.3.250.0030.04112.72
5.3.240.0070.03612.72
5.3.230.0100.03312.71
5.3.220.0050.03812.68
5.3.210.0100.03512.68
5.3.200.0020.04112.68
5.3.190.0060.03812.68
5.3.180.0090.03312.67
5.3.170.0080.03412.66
5.3.160.0080.03312.68
5.3.150.0100.03212.68
5.3.140.0050.03612.66
5.3.130.0060.03812.66
5.3.120.0070.03812.66
5.3.110.0050.04112.66
5.3.100.0050.03812.12
5.3.90.0030.04412.09
5.3.80.0060.03612.08
5.3.70.0040.03812.07
5.3.60.0050.03712.07
5.3.50.0040.03712.01
5.3.40.0070.03512.01
5.3.30.0060.03411.97
5.3.20.0060.03611.75
5.3.10.0050.03711.72
5.3.00.0030.03811.70
5.2.170.0090.0329.20
5.2.160.0040.0319.21
5.2.150.0050.0299.21
5.2.140.0040.0319.20
5.2.130.0050.0309.17
5.2.120.0060.0269.17
5.2.110.0040.0299.18
5.2.100.0020.0309.17
5.2.90.0080.0259.17
5.2.80.0050.0299.16
5.2.70.0030.0319.17
5.2.60.0060.0289.12
5.2.50.0050.0299.09
5.2.40.0060.0309.06
5.2.30.0040.0309.04
5.2.20.0030.0309.03
5.2.10.0050.0348.94
5.2.00.0070.0328.80
5.1.60.0050.0238.08
5.1.50.0030.0298.08
5.1.40.0030.0338.06
5.1.30.0050.0348.41
5.1.20.0090.0328.43
5.1.10.0070.0318.16
5.1.00.0080.0328.15
5.0.50.0040.0206.63
5.0.40.0010.0226.49
5.0.30.0040.0306.30
5.0.20.0030.0196.28
5.0.10.0060.0176.25
5.0.00.0030.0316.24
4.4.90.0030.0154.78
4.4.80.0020.0164.76
4.4.70.0030.0184.75
4.4.60.0040.0144.76
4.4.50.0010.0174.77
4.4.40.0040.0274.71
4.4.30.0010.0174.76
4.4.20.0040.0144.85
4.4.10.0020.0164.85
4.4.00.0040.0234.76
4.3.110.0040.0144.66
4.3.100.0030.0154.66
4.3.90.0050.0124.63
4.3.80.0010.0264.58
4.3.70.0020.0214.63
4.3.60.0050.0134.63
4.3.50.0010.0174.63
4.3.40.0060.0214.54
4.3.30.0030.0153.30
4.3.20.0040.0143.27
4.3.10.0030.0153.23
4.3.00.0100.01316.50

preferences:
41.58 ms | 400 KiB | 5 Q