3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array('one', 'two', 'three'); $left = '<b>'; $right = '</b>'; echo join("$right, $left", $data) . "<br>"; echo $left . join("$right, $left", $data) . $right;

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)
8.3.40.0110.00418.67
8.3.30.0140.00719.02
8.3.20.0000.00720.16
8.3.10.0080.00418.77
8.3.00.0050.00319.25
8.2.170.0110.00422.96
8.2.160.0100.00320.44
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.84
8.2.110.0060.00321.04
8.2.100.0030.00717.91
8.2.90.0030.00517.84
8.2.80.0040.00417.97
8.2.70.0040.00417.37
8.2.60.0000.00717.93
8.2.50.0030.00618.07
8.2.40.0000.00818.22
8.2.30.0040.00419.43
8.2.20.0040.00417.68
8.2.10.0070.00017.93
8.2.00.0050.00317.63
8.1.270.0060.00323.97
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00622.57
8.1.230.0060.00620.96
8.1.220.0030.00517.74
8.1.210.0030.00618.95
8.1.200.0080.00017.22
8.1.190.0030.00517.10
8.1.180.0080.00018.10
8.1.170.0040.00418.42
8.1.160.0040.00422.05
8.1.150.0000.00718.75
8.1.140.0000.00817.50
8.1.130.0030.00317.79
8.1.120.0000.00717.44
8.1.110.0070.00017.45
8.1.100.0000.00817.45
8.1.90.0000.00717.45
8.1.80.0000.00717.34
8.1.70.0000.00717.41
8.1.60.0060.00617.51
8.1.50.0030.00517.53
8.1.40.0030.00617.53
8.1.30.0030.00617.46
8.1.20.0040.00417.62
8.1.10.0060.00317.51
8.1.00.0070.00017.32
8.0.300.0040.00419.86
8.0.290.0030.00316.75
8.0.280.0050.00518.45
8.0.270.0000.00717.17
8.0.260.0000.00617.13
8.0.250.0070.00016.95
8.0.240.0070.00016.99
8.0.230.0040.00316.96
8.0.220.0040.00416.93
8.0.210.0000.00716.91
8.0.200.0000.00616.83
8.0.190.0000.00716.93
8.0.180.0000.00816.82
8.0.170.0040.00416.94
8.0.160.0040.00416.87
8.0.150.0070.00016.77
8.0.140.0050.00316.89
8.0.130.0000.00713.24
8.0.120.0030.00616.77
8.0.110.0040.00416.84
8.0.100.0080.00016.88
8.0.90.0000.00816.79
8.0.80.0140.00216.89
8.0.70.0070.00016.77
8.0.60.0040.00416.90
8.0.50.0050.00216.90
8.0.30.0090.01017.16
8.0.20.0100.01217.40
8.0.10.0000.00716.82
8.0.00.0110.00916.95
7.4.330.0030.00315.00
7.4.320.0000.00616.50
7.4.300.0000.00616.56
7.4.290.0070.00316.58
7.4.280.0040.00416.40
7.4.270.0000.00716.60
7.4.260.0000.00716.50
7.4.250.0000.00716.54
7.4.240.0020.00516.55
7.4.230.0000.00616.43
7.4.220.0110.00716.50
7.4.210.0070.00716.61
7.4.200.0070.00016.33
7.4.160.0100.00716.53
7.4.150.0120.00617.40
7.4.140.0090.00817.86
7.4.130.0060.01316.43
7.4.120.0100.00816.43
7.4.110.0100.00716.34
7.4.100.0130.00616.37
7.4.90.0060.01116.38
7.4.80.0180.00619.39
7.4.70.0070.01116.33
7.4.60.0030.01416.36
7.4.50.0040.00416.44
7.4.40.0060.00916.43
7.4.30.0080.00816.42
7.4.00.0000.01715.13
7.3.330.0000.00613.06
7.3.320.0050.00013.22
7.3.310.0080.00016.40
7.3.300.0030.00316.18
7.3.290.0090.00616.39
7.3.280.0070.01216.31
7.3.270.0110.00817.40
7.3.260.0070.01016.30
7.3.250.0150.00516.38
7.3.240.0100.00716.32
7.3.230.0040.01216.39
7.3.210.0110.01116.54
7.3.200.0060.01219.39
7.3.190.0040.01316.32
7.3.180.0150.00016.36
7.3.170.0070.01516.27
7.3.160.0060.00916.30
7.2.330.0100.00716.43
7.2.320.0030.01216.44
7.2.310.0100.00716.51
7.2.300.0080.00816.54
7.2.290.0090.01216.67
7.2.60.0210.00616.32
7.2.00.0070.00719.08
7.1.200.0070.01016.06
7.1.100.0000.01618.10
7.1.70.0030.00717.31
7.1.60.0070.01719.61
7.1.50.0150.00716.86
7.1.00.0200.07322.43
7.0.200.0000.00916.86
7.0.140.0100.06722.09
7.0.60.0070.08319.90
7.0.50.0070.04017.66
7.0.40.0100.08320.23
7.0.30.0270.05020.13
7.0.20.0200.07320.20
7.0.10.0070.09020.16
7.0.00.0100.08020.17
5.6.280.0000.07721.09
5.6.210.0030.04020.47
5.6.200.0070.08318.09
5.6.190.0030.07020.63
5.6.180.0500.06720.41
5.6.170.0270.06020.52
5.6.160.0030.08020.54
5.6.150.0200.06018.18
5.6.140.0070.04318.11
5.6.130.0070.03718.11
5.6.120.0000.04320.88
5.6.110.0100.08021.11
5.6.100.0070.08321.02
5.6.90.0100.07720.94
5.6.80.0130.06020.51
5.5.350.0130.05320.41
5.5.340.0100.06317.99
5.5.330.0130.04020.36
5.5.320.0300.04020.31
5.5.310.0300.03720.51
5.5.300.0070.05017.97
5.5.290.0000.06017.96
5.5.280.0070.09020.84
5.5.270.0100.08020.74
5.5.260.0030.08720.95
5.5.250.0100.08020.77
5.5.240.0200.04020.14
5.4.450.1170.03319.54
5.4.440.0400.05019.21
5.4.430.0130.05719.63
5.4.420.0170.05719.66
5.4.410.0170.05319.29
5.4.400.0200.05019.22
5.4.390.0370.06019.02
5.4.380.0470.05018.62
5.4.370.0230.06318.49
5.4.360.0170.05318.64
5.4.350.0400.04318.64
5.4.340.0300.05718.72
5.4.320.0050.04112.45
5.4.310.0070.04912.45
5.4.300.0080.04012.45
5.4.290.0100.04712.45
5.4.280.0050.03712.34
5.4.270.0030.04012.34
5.4.260.0080.04812.34
5.4.250.0070.04312.35
5.4.240.0030.03712.34
5.4.230.0090.04012.34
5.4.220.0100.03712.34
5.4.210.0030.03812.34
5.4.200.0070.03612.34
5.4.190.0040.03712.34
5.4.180.0050.03712.33
5.4.170.0040.03812.35
5.4.160.0060.03812.34
5.4.150.0070.03512.34
5.4.140.0060.04412.02
5.4.130.0070.03612.01
5.4.120.0060.03411.96
5.4.110.0090.03911.96
5.4.100.0070.03411.96
5.4.90.0060.03811.96
5.4.80.0060.04511.96
5.4.70.0080.03711.96
5.4.60.0120.03311.96
5.4.50.0050.03611.96
5.4.40.0050.03511.95
5.4.30.0070.03511.95
5.4.20.0090.03211.95
5.4.10.0100.03411.95
5.4.00.0050.03811.44
5.3.290.0070.04712.80
5.3.280.0070.03912.71
5.3.270.0110.04312.73
5.3.260.0070.04112.72
5.3.250.0080.03712.72
5.3.240.0070.03812.72
5.3.230.0100.04112.70
5.3.220.0060.03912.68
5.3.210.0100.04012.68
5.3.200.0100.03812.68
5.3.190.0060.03712.67
5.3.180.0120.03512.68
5.3.170.0120.04012.67
5.3.160.0060.04212.68
5.3.150.0060.03912.67
5.3.140.0060.04412.66
5.3.130.0050.04612.66
5.3.120.0080.04612.65
5.3.110.0050.04112.65
5.3.100.0120.03612.12
5.3.90.0080.03612.09
5.3.80.0100.03412.08
5.3.70.0080.03712.07
5.3.60.0060.03612.07
5.3.50.0050.04012.00
5.3.40.0050.03812.00
5.3.30.0100.03111.94
5.3.20.0030.03811.72
5.3.10.0070.03311.69
5.3.00.0050.03611.67
5.2.170.0060.0299.18
5.2.160.0020.0319.18
5.2.150.0040.0339.17
5.2.140.0060.0389.17
5.2.130.0000.0369.14
5.2.120.0110.0289.13
5.2.110.0060.0379.14
5.2.100.0070.0309.14
5.2.90.0060.0339.14
5.2.80.0060.0329.14
5.2.70.0030.0319.13
5.2.60.0100.0249.09
5.2.50.0070.0279.06
5.2.40.0050.0289.04
5.2.30.0050.0299.00
5.2.20.0090.0279.00
5.2.10.0070.0338.92
5.2.00.0040.0308.78
5.1.60.0070.0238.06
5.1.50.0060.0288.05
5.1.40.0060.0238.04
5.1.30.0080.0238.39
5.1.20.0040.0288.41
5.1.10.0080.0248.14
5.1.00.0060.0298.13
5.0.50.0050.0196.62
5.0.40.0050.0196.48
5.0.30.0050.0306.29
5.0.20.0030.0196.26
5.0.10.0050.0186.24
5.0.00.0040.0326.23
4.4.90.0030.0184.77
4.4.80.0020.0174.75
4.4.70.0050.0174.76
4.4.60.0030.0224.76
4.4.50.0040.0184.77
4.4.40.0040.0264.71
4.4.30.0010.0214.76
4.4.20.0050.0204.84
4.4.10.0050.0164.85
4.4.00.0060.0234.76
4.3.110.0050.0164.67
4.3.100.0050.0264.66
4.3.90.0040.0204.64
4.3.80.0030.0344.58
4.3.70.0030.0224.63
4.3.60.0060.0174.63
4.3.50.0020.0204.63
4.3.40.0030.0284.54
4.3.30.0010.0193.28
4.3.20.0010.0173.26
4.3.10.0010.0213.22
4.3.00.0030.02014.59

preferences:
39.65 ms | 400 KiB | 5 Q