3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = 'Hello world'; $result = str_split($text); $result = array_map('ord', $result); $result = array_map('dechex', $result); var_dump("0x" . imlode('', $result));

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)
8.3.60.0070.00718.68
8.3.50.0100.01122.06
8.3.40.0160.00318.98
8.3.30.0070.01419.04
8.3.20.0040.00420.11
8.3.10.0040.00423.71
8.3.00.0070.00319.38
8.2.180.0110.00716.63
8.2.170.0140.00722.96
8.2.160.0110.01120.35
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00422.28
8.2.110.0090.00020.46
8.2.100.0040.00717.97
8.2.90.0060.00319.09
8.2.80.0090.00017.97
8.2.70.0080.00017.75
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0000.00818.22
8.2.30.0000.00718.03
8.2.20.0000.00717.63
8.2.10.0050.00218.09
8.2.00.0080.00017.70
8.1.280.0170.00325.92
8.1.270.0050.00523.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0080.00023.81
8.1.230.0120.00019.08
8.1.220.0000.00817.76
8.1.210.0050.00318.77
8.1.200.0060.00317.13
8.1.190.0050.00317.10
8.1.180.0030.00518.10
8.1.170.0000.00818.59
8.1.160.0000.00821.94
8.1.150.0000.00818.81
8.1.140.0040.00417.34
8.1.130.0070.00017.84
8.1.120.0040.00417.33
8.1.110.0040.00417.39
8.1.100.0040.00417.28
8.1.90.0000.00717.34
8.1.80.0000.00717.30
8.1.70.0000.00717.39
8.1.60.0030.00517.42
8.1.50.0030.00517.50
8.1.40.0040.00417.50
8.1.30.0050.00317.52
8.1.20.0050.00217.64
8.1.10.0060.00317.48
8.1.00.0040.00417.36
8.0.300.0080.00018.77
8.0.290.0060.00316.63
8.0.280.0000.00718.38
8.0.270.0030.00317.20
8.0.260.0060.00017.13
8.0.250.0000.00716.82
8.0.240.0030.00316.87
8.0.230.0030.00316.98
8.0.220.0070.00016.91
8.0.210.0000.00816.88
8.0.200.0080.00316.89
8.0.190.0040.00416.82
8.0.180.0000.00716.96
8.0.170.0070.00016.80
8.0.160.0040.00416.84
8.0.150.0070.00016.80
8.0.140.0110.00016.83
8.0.130.0030.00313.38
8.0.120.0040.00416.80
8.0.110.0050.00316.78
8.0.100.0030.00516.91
8.0.90.0030.00316.93
8.0.80.0070.00716.90
8.0.70.0040.00416.75
8.0.60.0040.00417.00
8.0.50.0000.00716.71
8.0.30.0080.01217.06
8.0.20.0160.00617.40
8.0.10.0040.00416.86
8.0.00.0090.00916.70
7.4.330.0050.00015.09
7.4.320.0030.00316.54
7.4.300.0030.00316.61
7.4.290.0070.00016.56
7.4.280.0040.00416.41
7.4.270.0000.00616.55
7.4.260.0050.00516.62
7.4.250.0000.00716.57
7.4.240.0020.00616.50
7.4.230.0050.00216.63
7.4.220.0120.00616.55
7.4.210.0060.00916.60
7.4.200.0000.00716.58
7.4.160.0000.01616.43
7.4.150.0040.01417.40
7.4.140.0100.00717.86
7.4.130.0050.01116.46
7.4.120.0100.00916.49
7.4.110.0110.00716.63
7.4.100.0070.01016.39
7.4.90.0120.00616.38
7.4.80.0080.00819.39
7.4.70.0100.00716.66
7.4.60.0090.00616.67
7.4.50.0000.00416.43
7.4.40.0100.00716.59
7.4.30.0090.00916.36
7.4.00.0060.00814.87
7.3.330.0060.00013.14
7.3.320.0050.00012.98
7.3.310.0050.00316.11
7.3.300.0000.00716.25
7.3.290.0070.00716.28
7.3.280.0070.01116.25
7.3.270.0060.01217.40
7.3.260.0100.00816.21
7.3.250.0080.01216.42
7.3.240.0130.01016.22
7.3.230.0030.01416.39
7.3.210.0100.00716.48
7.3.200.0180.00019.39
7.3.190.0120.00616.48
7.3.180.0030.01316.31
7.3.170.0050.01116.41
7.3.160.0130.00316.29
7.3.120.0090.00914.58
7.3.110.0030.01414.78
7.3.100.0030.01314.58
7.3.90.0070.01314.80
7.3.80.0070.00714.77
7.3.70.0100.00014.55
7.3.60.0000.01114.88
7.3.50.0030.01014.73
7.3.40.0070.00714.82
7.3.30.0040.01114.77
7.3.20.0070.00716.64
7.3.10.0040.00816.41
7.3.00.0070.00416.40
7.2.330.0090.00916.50
7.2.320.0060.01116.65
7.2.310.0110.00716.45
7.2.300.0060.00916.47
7.2.290.0120.00616.73
7.2.250.0070.01314.81
7.2.240.0070.01014.65
7.2.230.0130.00315.16
7.2.220.0000.01115.26
7.2.210.0030.01214.97
7.2.200.0140.00014.77
7.2.190.0130.00314.97
7.2.180.0030.00615.02
7.2.170.0100.00714.64
7.2.60.0240.00016.04
7.2.00.0030.00919.40
7.1.330.0000.01515.90
7.1.320.0150.00415.53
7.1.310.0050.00515.42
7.1.300.0000.01515.91
7.1.290.0000.01415.65
7.1.280.0030.01015.72
7.1.270.0040.00815.70
7.1.260.0100.00615.78
7.1.200.0070.00715.79
7.1.100.0070.00717.97
7.1.70.0000.00817.11
7.1.60.0100.01419.32
7.1.50.0120.01216.60
7.1.00.0030.07722.40
7.0.200.0150.00316.73
7.0.140.0030.07022.12
7.0.60.0070.06319.97
7.0.50.0200.07017.82
7.0.40.0030.04320.40
7.0.30.0370.07020.09
7.0.20.0200.05020.12
7.0.10.0130.03720.30
7.0.00.0130.05720.19
5.6.280.0070.06721.09
5.6.210.0030.06720.65
5.6.200.0100.07718.08
5.6.190.0100.07320.49
5.6.180.0170.04320.49
5.6.170.0300.07720.50
5.6.160.0030.08320.41
5.6.150.0000.04018.22
5.6.140.0070.08718.08
5.6.130.0170.07018.20
5.6.120.0030.05020.96
5.6.110.0100.08021.09
5.6.100.0100.04321.03
5.6.90.0100.03320.87
5.6.80.0170.07720.36
5.5.350.2970.03320.42
5.5.340.0100.04717.99
5.5.330.0070.03720.13
5.5.320.0200.05020.41
5.5.310.0330.07020.12
5.5.300.0000.04317.88
5.5.290.0000.05018.00
5.5.280.0070.04720.96
5.5.270.0070.05320.95
5.5.260.0070.08720.75
5.5.250.0100.09020.45
5.5.240.0170.07720.11
5.4.450.0500.03719.10
5.4.440.0370.05019.41
5.4.430.1070.03319.40
5.4.420.0700.00019.68
5.4.410.0830.00019.57
5.4.400.0630.00019.05
5.4.390.0730.00019.15
5.4.380.0630.00019.05
5.4.370.0600.00018.91
5.4.360.0600.00019.14
5.4.350.0630.00019.26
5.4.340.0080.03511.97
5.4.320.0090.03412.46
5.4.310.0050.04012.45
5.4.300.0060.03812.46
5.4.290.0050.03912.45
5.4.280.0060.03712.35
5.4.270.0050.03712.35
5.4.260.0040.04012.35
5.4.250.0060.03812.35
5.4.240.0060.03712.35
5.4.230.0070.03612.34
5.4.220.0050.03612.34
5.4.210.0060.03512.34
5.4.200.0060.03812.34
5.4.190.0040.04912.34
5.4.180.0050.03712.34
5.4.170.0060.03612.35
5.4.160.0070.04012.34
5.4.150.0060.04712.34
5.4.140.0100.03212.02
5.4.130.0030.03812.02
5.4.120.0040.04011.97
5.4.110.0030.03811.97
5.4.100.0070.03411.96
5.4.90.0050.03811.97
5.4.80.0070.03611.97
5.4.70.0050.03511.96
5.4.60.0050.03711.96
5.4.50.0080.03311.96
5.4.40.0050.03611.95
5.4.30.0080.03411.95
5.4.20.0090.03311.95
5.4.10.0030.03711.95
5.4.00.0050.03811.45
5.3.290.0070.04012.80
5.3.280.0080.03512.71
5.3.270.0090.04212.72
5.3.260.0070.04012.72
5.3.250.0110.03312.72
5.3.240.0080.04212.72
5.3.230.0100.03512.71
5.3.220.0080.03512.68
5.3.210.0060.05012.68
5.3.200.0060.03712.68
5.3.190.0080.04012.67
5.3.180.0070.03712.67
5.3.170.0070.03812.67
5.3.160.0090.03312.67
5.3.150.0050.03812.68
5.3.140.0040.03812.66
5.3.130.0060.03912.66
5.3.120.0070.03912.66
5.3.110.0060.03912.66
5.3.100.0060.03812.12
5.3.90.0090.03312.08
5.3.80.0050.03712.07
5.3.70.0050.04012.08
5.3.60.0090.03412.06
5.3.50.0040.03812.00
5.3.40.0060.03612.00
5.3.30.0050.03711.95
5.3.20.0050.03611.73
5.3.10.0050.03611.70
5.3.00.0070.04111.68
5.2.170.0070.0449.18
5.2.160.0080.0279.18
5.2.150.0080.0339.18
5.2.140.0050.0319.18
5.2.130.0050.0299.14
5.2.120.0060.0399.14
5.2.110.0070.0289.14
5.2.100.0040.0309.14
5.2.90.0050.0299.14
5.2.80.0030.0329.14
5.2.70.0050.0299.14
5.2.60.0030.0329.09
5.2.50.0020.0339.06
5.2.40.0020.0319.04
5.2.30.0050.0299.01
5.2.20.0050.0299.00
5.2.10.0030.0298.93
5.2.00.0050.0298.78
5.1.60.0020.0268.07
5.1.50.0030.0268.07
5.1.40.0040.0258.05
5.1.30.0050.0248.40
5.1.20.0050.0258.42
5.1.10.0040.0268.14
5.1.00.0040.0258.14
5.0.50.0030.0206.62
5.0.40.0040.0196.48
5.0.30.0040.0306.29
5.0.20.0040.0196.27
5.0.10.0030.0206.24
5.0.00.0020.0326.23
4.4.90.0050.0134.78
4.4.80.0040.0144.75
4.4.70.0010.0174.75
4.4.60.0030.0154.75
4.4.50.0030.0144.77
4.4.40.0030.0244.71
4.4.30.0020.0164.76
4.4.20.0030.0154.84
4.4.10.0040.0154.85
4.4.00.0040.0284.76
4.3.110.0040.0194.67
4.3.100.0030.0184.66
4.3.90.0010.0204.63
4.3.80.0050.0224.59
4.3.70.0020.0154.63
4.3.60.0050.0134.63
4.3.50.0040.0164.63
4.3.40.0040.0234.54
4.3.30.0030.0153.28
4.3.20.0020.0163.26
4.3.10.0020.0163.22
4.3.00.0000.01710.58

preferences:
40.9 ms | 401 KiB | 5 Q