3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = "this is a long test"; $arr = []; $len = strlen($text); for($i = 0; $i++; $i < $len) { echo $text[$i]; }

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)
8.3.60.0120.00616.25
8.3.50.0120.00722.78
8.3.40.0120.00318.53
8.3.30.0150.00419.02
8.3.20.0040.00420.21
8.3.10.0040.00423.71
8.3.00.0040.00419.13
8.2.180.0160.00016.50
8.2.170.0170.00322.96
8.2.160.0100.00320.43
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0040.00421.10
8.2.110.0100.00020.58
8.2.100.0000.01118.22
8.2.90.0070.00019.09
8.2.80.0080.00017.97
8.2.70.0080.00017.50
8.2.60.0050.00217.90
8.2.50.0030.00618.07
8.2.40.0000.01017.97
8.2.30.0030.00517.93
8.2.20.0040.00417.66
8.2.10.0070.00018.06
8.2.00.0020.00517.73
8.1.280.0030.01325.92
8.1.270.0070.00023.81
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.12
8.1.230.0070.00319.00
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.23
8.1.190.0020.00517.11
8.1.180.0040.00418.10
8.1.170.0050.00318.49
8.1.160.0000.00822.00
8.1.150.0040.00418.85
8.1.140.0040.00417.37
8.1.130.0000.00717.79
8.1.120.0000.00717.39
8.1.110.0000.00717.39
8.1.100.0060.00317.39
8.1.90.0040.00417.22
8.1.80.0070.00017.24
8.1.70.0030.00317.37
8.1.60.0000.00817.56
8.1.50.0000.00917.34
8.1.40.0040.00417.31
8.1.30.0050.00317.47
8.1.20.0050.00317.52
8.1.10.0020.00517.41
8.1.00.0000.00917.33
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0040.00418.25
8.0.270.0030.00317.11
8.0.260.0000.00617.15
8.0.250.0040.00416.93
8.0.240.0000.00716.82
8.0.230.0060.00016.84
8.0.220.0040.00416.76
8.0.210.0000.00716.73
8.0.200.0000.00716.84
8.0.190.0040.00416.81
8.0.180.0060.00316.84
8.0.170.0030.00516.86
8.0.160.0040.00416.69
8.0.150.0070.00016.79
8.0.140.0030.00616.73
8.0.130.0050.00313.29
8.0.120.0000.00716.67
8.0.110.0000.00716.88
8.0.100.0040.00416.77
8.0.90.0070.00016.76
8.0.80.0030.01216.87
8.0.70.0080.00016.79
8.0.60.0000.00816.82
8.0.50.0000.00716.71
8.0.30.0090.00916.92
8.0.20.0110.00817.40
8.0.10.0030.00617.06
8.0.00.0070.01016.70
7.4.330.0020.00215.00
7.4.320.0060.00016.43
7.4.300.0060.00016.43
7.4.290.0040.00416.33
7.4.280.0040.00416.52
7.4.270.0040.00416.44
7.4.260.0040.00416.37
7.4.250.0000.00716.32
7.4.240.0000.00716.41
7.4.230.0030.00316.55
7.4.220.0060.01216.59
7.4.210.0060.01216.57
7.4.200.0030.00316.52
7.4.160.0040.01216.59
7.4.150.0130.01017.40
7.4.140.0080.01117.86
7.4.130.0060.01116.52
7.4.120.0080.00816.47
7.4.110.0070.01016.39
7.4.100.0140.00716.52
7.4.90.0030.01516.39
7.4.80.0100.00719.39
7.4.70.0100.00716.63
7.4.60.0130.00316.35
7.4.50.0000.00816.52
7.4.40.0070.01016.41
7.4.30.0120.00416.50
7.4.00.0080.00914.75
7.3.330.0040.00412.93
7.3.320.0050.00013.12
7.3.310.0070.00016.19
7.3.300.0070.00016.12
7.3.290.0060.01416.27
7.3.280.0060.00916.29
7.3.270.0140.00517.40
7.3.260.0060.01316.19
7.3.250.0110.00516.30
7.3.240.0060.01416.29
7.3.230.0040.01316.39
7.3.210.0070.01016.46
7.3.200.0070.01019.39
7.3.190.0070.01016.50
7.3.180.0080.00816.56
7.3.170.0120.00616.57
7.3.160.0120.00416.63
7.3.120.0030.01014.49
7.3.110.0080.00814.79
7.3.100.0070.01014.80
7.3.90.0070.01014.51
7.3.80.0030.01314.88
7.3.70.0060.00614.46
7.3.60.0040.01114.76
7.3.50.0070.00714.67
7.3.40.0060.01114.71
7.3.30.0040.00714.64
7.3.20.0040.00816.75
7.3.10.0060.00816.56
7.3.00.0050.00516.57
7.2.330.0120.00616.48
7.2.320.0000.01716.65
7.2.310.0100.00716.48
7.2.300.0140.00316.59
7.2.290.0090.00916.40
7.2.250.0030.01714.91
7.2.240.0040.01614.88
7.2.230.0060.01015.10
7.2.220.0030.01514.81
7.2.210.0070.01015.11
7.2.200.0050.00514.88
7.2.190.0090.00915.02
7.2.180.0000.01415.02
7.2.170.0040.01114.96
7.1.330.0080.00415.98
7.1.320.0030.01015.33
7.1.310.0030.01015.68
7.1.300.0110.00015.61
7.1.290.0070.00715.60
7.1.280.0030.01015.69
7.1.270.0000.01315.46
7.1.260.0030.01015.78
7.1.200.0100.00315.64
7.1.70.0020.00517.11
7.1.60.0160.00319.40
7.1.50.0230.01334.80
7.1.00.0030.07722.45
7.0.200.0070.00316.73
7.0.140.0000.07722.16
7.0.60.0030.07719.84
7.0.50.0100.08017.86
7.0.40.0070.07020.20
7.0.30.0670.06320.17
7.0.20.0300.08020.09
7.0.10.0030.05320.18
7.0.00.0100.07320.09
5.6.280.0030.07020.82
5.6.210.0230.05320.50
5.6.200.0070.07318.11
5.6.190.0030.04320.27
5.6.180.3200.05020.73
5.6.170.0370.03720.50
5.6.160.0070.03720.40
5.6.150.0030.04318.17
5.6.140.0030.08718.14
5.6.130.0030.08318.17
5.6.120.0070.08321.11
5.6.110.0070.06021.11
5.6.100.0170.07020.96
5.6.90.0130.08321.01
5.6.80.0000.04020.39
5.6.70.4100.04020.39
5.5.350.0200.07020.52
5.5.340.0030.04317.91
5.5.330.0030.06320.15
5.5.320.0430.05020.30
5.5.310.0270.06720.21
5.5.300.0070.05718.00
5.5.290.0070.06317.88
5.5.280.0000.07020.95
5.5.270.0070.05720.79
5.5.260.0130.07720.72
5.5.250.0030.06320.58
5.5.240.0130.08020.19
5.4.450.0300.04319.23
5.4.440.0300.04019.57
5.4.430.0570.04319.41
5.4.420.0370.04319.57
5.4.410.0470.04319.35
5.4.400.0230.04019.08
5.4.390.0400.04019.13
5.4.380.0370.05318.67
5.4.370.0530.03318.50
5.4.360.0370.05018.50
5.4.350.0330.04718.68
5.4.340.0370.05718.76
5.4.320.0080.04712.45
5.4.310.0050.03812.45
5.4.300.0070.03812.45
5.4.290.0030.04212.45
5.4.280.0100.04612.35
5.4.270.0060.03912.35
5.4.260.0040.03812.35
5.4.250.0070.03612.35
5.4.240.0070.03412.35
5.4.230.0060.03712.34
5.4.220.0050.03512.34
5.4.210.0050.03612.34
5.4.200.0050.03812.34
5.4.190.0060.03512.34
5.4.180.0040.03712.34
5.4.170.0070.03412.35
5.4.160.0060.03512.35
5.4.150.0080.03212.34
5.4.140.0080.03412.02
5.4.130.0080.03212.01
5.4.120.0090.03111.97
5.4.110.0040.03611.96
5.4.100.0060.03511.97
5.4.90.0060.03711.96
5.4.80.0040.03811.96
5.4.70.0050.04311.96
5.4.60.0060.03811.96
5.4.50.0020.03811.96
5.4.40.0050.03411.95
5.4.30.0080.03511.95
5.4.20.0060.04511.94
5.4.10.0050.04511.95
5.4.00.0050.03711.43
5.3.290.0040.04412.80
5.3.280.0060.03612.71
5.3.270.0070.05612.73
5.3.260.0070.04212.72
5.3.250.0020.04012.72
5.3.240.0050.03812.72
5.3.230.0070.03612.71
5.3.220.0060.03912.68
5.3.210.0050.04812.68
5.3.200.0070.03512.68
5.3.190.0080.03512.68
5.3.180.0050.03712.68
5.3.170.0080.03812.67
5.3.160.0070.03612.68
5.3.150.0080.03612.67
5.3.140.0070.03612.66
5.3.130.0070.04912.66
5.3.120.0110.03612.66
5.3.110.0110.04312.66
5.3.100.0060.04512.12
5.3.90.0080.03612.09
5.3.80.0120.04612.08
5.3.70.0120.05012.07
5.3.60.0050.04112.06
5.3.50.0050.04212.00
5.3.40.0060.06012.00
5.3.30.0100.05311.95
5.3.20.0050.03711.73
5.3.10.0060.03511.70
5.3.00.0100.03611.68
5.2.170.0100.0429.18
5.2.160.0060.0339.18
5.2.150.0050.0319.18
5.2.140.0050.0379.17
5.2.130.0040.0349.14
5.2.120.0050.0329.14
5.2.110.0090.0329.15
5.2.100.0060.0419.14
5.2.90.0050.0439.14
5.2.80.0050.0459.14
5.2.70.0030.0379.14
5.2.60.0050.0379.09
5.2.50.0040.0359.06
5.2.40.0060.0309.03
5.2.30.0070.0299.02
5.2.20.0050.0319.00
5.2.10.0080.0298.93
5.2.00.0060.0308.78
5.1.60.0030.0268.07
5.1.50.0010.0298.06
5.1.40.0060.0248.04
5.1.30.0020.0298.40
5.1.20.0050.0278.42
5.1.10.0040.0278.14
5.1.00.0070.0268.14
5.0.50.0020.0236.62
5.0.40.0060.0176.48
5.0.30.0030.0336.29
5.0.20.0040.0196.27
5.0.10.0030.0206.24
5.0.00.0030.0316.23
4.4.90.0020.0174.78
4.4.80.0050.0134.76
4.4.70.0020.0164.76
4.4.60.0040.0144.75
4.4.50.0020.0164.77
4.4.40.0040.0324.71
4.4.30.0040.0184.76
4.4.20.0050.0144.84
4.4.10.0040.0174.85
4.4.00.0050.0244.76
4.3.110.0030.0204.67
4.3.100.0020.0184.67
4.3.90.0040.0144.63
4.3.80.0060.0234.59
4.3.70.0030.0144.63
4.3.60.0030.0194.62
4.3.50.0040.0144.63
4.3.40.0020.0264.54
4.3.30.0020.0163.28
4.3.20.0030.0233.26
4.3.10.0030.0193.21
4.3.00.0030.02015.66

preferences:
63.32 ms | 401 KiB | 5 Q