3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'http://xkcd.com/936/'; foreach (str_split($string) as $char) { echo chr($char).' '; } echo "\n";

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)
8.3.40.0090.01218.70
8.3.30.0070.00718.71
8.3.20.0060.01218.77
8.3.10.0000.00821.09
8.3.00.0030.00623.55
8.2.170.0070.00722.96
8.2.160.0070.00720.34
8.2.150.0170.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0100.00021.00
8.2.110.0060.00320.35
8.2.100.0080.00317.84
8.2.90.0110.00019.21
8.2.80.0020.00519.34
8.2.70.0050.00317.63
8.2.60.0060.00317.93
8.2.50.0090.00318.07
8.2.40.0030.00618.22
8.2.30.0040.00419.41
8.2.20.0040.00417.72
8.2.10.0030.00617.80
8.2.00.0080.00017.77
8.1.270.0090.00023.99
8.1.260.0070.01126.35
8.1.250.0100.00728.09
8.1.240.0030.00622.55
8.1.230.0040.00820.82
8.1.220.0050.00318.77
8.1.210.0060.00318.98
8.1.200.0030.00617.35
8.1.190.0040.00417.52
8.1.180.0000.00818.10
8.1.170.0060.00320.38
8.1.160.0040.00418.94
8.1.150.0040.00418.59
8.1.140.0040.00417.34
8.1.130.0040.00417.82
8.1.120.0040.00417.47
8.1.110.0000.00717.41
8.1.100.0080.00017.50
8.1.90.0080.00017.47
8.1.80.0000.00817.30
8.1.70.0000.00717.44
8.1.60.0000.00917.51
8.1.50.0040.00417.38
8.1.40.0040.00417.40
8.1.30.0040.00417.66
8.1.20.0040.00417.64
8.1.10.0000.00717.44
8.1.00.0000.00717.46
8.0.300.0040.00419.98
8.0.290.0020.00517.16
8.0.280.0070.00018.44
8.0.270.0000.00817.30
8.0.260.0030.00316.75
8.0.250.0040.00417.04
8.0.240.0000.00717.02
8.0.230.0040.00317.07
8.0.220.0030.00316.93
8.0.210.0030.00316.93
8.0.200.0000.00616.99
8.0.190.0000.00716.99
8.0.180.0070.00016.98
8.0.170.0040.00416.97
8.0.160.0040.00416.84
8.0.150.0030.00316.86
8.0.140.0000.00816.76
8.0.130.0030.00313.41
8.0.120.0040.00416.74
8.0.110.0080.00016.93
8.0.100.0070.00016.76
8.0.90.0040.00316.74
8.0.80.0090.00616.99
8.0.70.0000.00816.99
8.0.60.0070.00016.90
8.0.50.0030.00516.90
8.0.30.0050.01316.92
8.0.20.0080.01217.40
8.0.10.0080.00016.89
8.0.00.0070.01216.80
7.4.330.0000.00516.77
7.4.320.0060.00016.43
7.4.300.0030.00316.55
7.4.290.0000.00716.59
7.4.280.0030.00316.57
7.4.270.0000.00716.57
7.4.260.0060.00013.19
7.4.250.0040.00416.46
7.4.240.0070.00016.59
7.4.230.0070.00016.40
7.4.220.0110.00716.39
7.4.210.0090.00516.49
7.4.200.0000.00716.69
7.4.190.0030.00316.54
7.4.160.0070.01016.41
7.4.150.0120.01217.40
7.4.140.0090.01017.86
7.4.130.0080.00916.54
7.4.120.0060.01116.43
7.4.110.0050.01116.61
7.4.100.0160.00716.46
7.4.90.0110.01316.52
7.4.80.0090.00919.39
7.4.70.0100.01316.62
7.4.60.0130.01016.54
7.4.50.0000.00516.62
7.4.40.0000.01222.77
7.4.30.0080.00816.33
7.4.00.0030.01415.14
7.3.330.0050.00013.12
7.3.320.0000.00713.04
7.3.310.0070.00016.03
7.3.300.0090.00016.18
7.3.290.0130.00016.14
7.3.280.0100.00916.18
7.3.270.0080.00917.40
7.3.260.0100.01118.24
7.3.250.0080.00916.13
7.3.240.0130.01016.23
7.3.230.0100.00716.48
7.3.210.0120.00616.67
7.3.200.0030.01419.39
7.3.190.0160.00616.28
7.3.180.0150.00016.22
7.3.170.0070.01316.42
7.3.160.0080.00816.48
7.3.120.0030.01015.00
7.3.10.0130.01016.50
7.3.00.0100.00716.75
7.2.330.0180.00016.40
7.2.320.0140.00916.59
7.2.310.0080.00816.49
7.2.300.0100.00716.36
7.2.290.0030.01316.51
7.2.130.0180.01016.66
7.2.120.0190.00716.84
7.2.110.0090.00916.69
7.2.100.0070.00716.76
7.2.90.0000.01616.85
7.2.80.0100.00516.77
7.2.70.0030.01116.72
7.2.60.0080.00716.70
7.2.50.0030.01016.67
7.2.40.0060.00316.67
7.2.30.0040.00816.96
7.2.20.0000.01417.02
7.2.10.0000.01016.92
7.2.00.0040.01118.21
7.1.250.0040.01315.71
7.1.240.0120.01315.71
7.1.230.0120.00715.60
7.1.220.0130.00715.78
7.1.210.0030.00815.53
7.1.200.0040.00615.77
7.1.190.0000.00815.55
7.1.180.0030.00515.45
7.1.170.0120.00615.75
7.1.160.0090.00615.81
7.1.150.0050.00215.75
7.1.140.0100.00615.56
7.1.130.0080.00415.72
7.1.120.0130.00415.61
7.1.110.0100.00315.64
7.1.100.0050.00816.95
7.1.90.0040.00715.80
7.1.80.0110.01115.68
7.1.70.0030.01216.42
7.1.60.3050.00824.31
7.1.50.0160.00715.95
7.1.40.0060.00615.39
7.1.30.0040.00815.49
7.1.20.0080.00615.50
7.1.10.0000.01515.46
7.1.00.0030.03119.01
7.0.330.0140.00915.31
7.0.320.0180.00015.15
7.0.310.0000.01215.07
7.0.300.0030.00714.90
7.0.290.0040.00815.30
7.0.280.0070.00715.05
7.0.270.0060.00615.21
7.0.260.0000.01015.30
7.0.250.0080.00815.28
7.0.240.0080.00815.18
7.0.230.0060.00615.11
7.0.220.0080.01215.40
7.0.210.0190.00615.45
7.0.200.0080.00616.00
7.0.190.0120.00415.33
7.0.180.0100.00015.00
7.0.170.0040.00415.10
7.0.160.0070.00715.36
7.0.150.0040.00715.10
7.0.140.0080.03818.50
7.0.130.0070.01015.34
7.0.120.0170.00815.39
7.0.110.0080.01715.47
7.0.100.0170.02817.58
7.0.90.0140.04517.54
7.0.80.0150.04317.53
7.0.70.0130.04317.66
7.0.60.0160.04117.48
7.0.50.0180.03818.01
7.0.40.0080.04116.62
7.0.30.0050.04216.67
7.0.20.0100.03716.56
7.0.10.0050.02816.80
7.0.00.0050.04516.62
5.6.380.0000.01014.05
5.6.370.0030.00614.46
5.6.360.0090.00314.27
5.6.350.0000.01214.30
5.6.340.0080.00314.14
5.6.330.0000.00914.39
5.6.320.0040.00414.16
5.6.310.0060.00314.26
5.6.300.0040.01014.20
5.6.290.0000.01514.10
5.6.280.0080.03917.65
5.6.270.0060.00914.25
5.6.260.0040.00714.21
5.6.250.0080.03717.34
5.6.240.0030.04817.64
5.6.230.0100.04317.52
5.6.220.0100.03817.48
5.6.210.0140.04017.28
5.6.200.0100.04017.50
5.6.190.0070.04617.56
5.6.180.0030.04617.75
5.6.170.0070.04417.56
5.6.160.0040.03517.59
5.6.150.0050.04517.68
5.6.140.0060.04617.46
5.6.130.0090.04317.38
5.6.120.0050.05017.55
5.6.110.0110.04117.52
5.6.100.0100.02517.37
5.6.90.0100.03117.53
5.6.80.0020.03817.16
5.6.70.0020.03417.08
5.6.60.0080.04417.13
5.6.50.0090.02317.11
5.6.40.0060.04217.43
5.6.30.0110.04517.23
5.6.20.0060.04017.13
5.6.10.0090.02517.16
5.6.00.0070.03317.34
5.5.380.0030.03815.94
5.5.370.0020.05215.70
5.5.360.0070.03615.69
5.5.350.0050.04315.66
5.5.340.0140.03615.86
5.5.330.0110.04115.88
5.5.320.0070.04015.90
5.5.310.0070.03815.93
5.5.300.0120.04015.82
5.5.290.0070.03015.86
5.5.280.0110.04015.91
5.5.270.0060.04715.81
5.5.260.0080.02515.87
5.5.250.0090.04015.78
5.5.240.0060.03715.61
5.5.230.0110.02515.49
5.5.220.0030.04315.60
5.5.210.0040.03815.48
5.5.200.0140.03715.51
5.5.190.0080.04015.53
5.5.180.0050.04315.53
5.5.170.0030.00511.06
5.5.160.0040.04715.59
5.5.150.0100.01815.61
5.5.140.0020.04115.51
5.5.130.0070.04215.44
5.5.120.0000.03915.55
5.5.110.0050.04315.39
5.5.100.0080.04015.39
5.5.90.0030.04415.34
5.5.80.0030.02915.55
5.5.70.0050.03615.42
5.5.60.0020.02215.44
5.5.50.0030.03315.51
5.5.40.0060.04315.55
5.5.30.0030.03915.44
5.5.20.0050.04215.36
5.5.10.0100.02615.39
5.5.00.0020.03715.34
5.4.450.0050.03814.99
5.4.440.0060.02414.98
5.4.430.0060.03415.08
5.4.420.0030.03814.93
5.4.410.0050.04815.14
5.4.400.0050.04514.93
5.4.390.0080.01814.98
5.4.380.0060.04114.95
5.4.370.0060.04614.76
5.4.360.0090.03714.93
5.4.350.0050.03714.96
5.4.340.0080.02315.10
5.4.330.0030.00310.75
5.4.320.0070.04015.11
5.4.310.0050.03914.91
5.4.300.0050.02715.05
5.4.290.0070.02214.95
5.4.280.0070.01914.98
5.4.270.0050.02414.95
5.4.260.0070.04514.93
5.4.250.0050.04014.89
5.4.240.0080.03815.01
5.4.230.0070.03314.95
5.4.220.0070.03515.02
5.4.210.0100.03815.11
5.4.200.0050.03814.84
5.4.190.0030.04214.97
5.4.180.0050.02514.96
5.4.170.0080.03814.87
5.4.160.0050.04014.95
5.4.150.0070.03214.90
5.4.140.0080.03713.59
5.4.130.0020.04013.71
5.4.120.0090.03013.65
5.4.110.0090.03513.65
5.4.100.0070.03913.49
5.4.90.0080.03513.54
5.4.80.0050.02213.50
5.4.70.0100.03313.60
5.4.60.0050.03213.65
5.4.50.0050.04613.55
5.4.40.0070.04013.55
5.4.30.0050.02513.58
5.4.20.0070.03613.65
5.4.10.0060.03513.56
5.4.00.0090.03713.30
5.3.290.0050.02312.57
5.3.280.0070.04012.44
5.3.270.0070.04012.52
5.3.260.0070.03512.54
5.3.250.0020.03712.34
5.3.240.0070.03312.34
5.3.230.0080.03712.45
5.3.220.0030.03012.40
5.3.210.0080.03612.37
5.3.200.0030.04212.40
5.3.190.0110.02612.39
5.3.180.0020.02812.50
5.3.170.0050.04012.49
5.3.160.0060.03312.51
5.3.150.0070.02512.43
5.3.140.0100.02212.33
5.3.130.0100.03812.42
5.3.120.0100.03512.50
5.3.110.0030.04412.37
5.3.100.0070.02012.17
5.3.90.0070.02212.15
5.3.80.0030.03612.13
5.3.70.0020.04012.14
5.3.60.0030.02412.21
5.3.50.0060.03512.09
5.3.40.0070.03912.13
5.3.30.0060.02912.16
5.3.20.0090.02811.90
5.3.10.0090.01611.92
5.3.00.0070.02411.87
5.2.170.0030.03311.24
5.2.160.0030.02311.24
5.2.150.0030.03011.24
5.2.140.0060.03511.24
5.2.130.0030.02111.24
5.2.120.0030.03011.24
5.2.110.0070.02911.24
5.2.100.0060.01611.24
5.2.90.0100.01811.24
5.2.80.0060.01911.24
5.2.70.0120.02711.24
5.2.60.0070.02011.24
5.2.50.0090.03011.24
5.2.40.0060.03511.24
5.2.30.0070.02711.24
5.2.20.0040.03211.24
5.2.10.0110.02411.24
5.2.00.0110.02911.24
5.1.60.0060.02911.24
5.1.50.0060.01911.24
5.1.40.0050.03111.24
5.1.30.0110.02411.24
5.1.20.0070.01711.24
5.1.10.0090.02411.24
5.1.00.0020.01911.24
5.0.50.0030.01711.24
5.0.40.0070.02211.24
5.0.30.0080.01511.24
5.0.20.0030.01511.24
5.0.10.0020.01311.24
5.0.00.0070.02511.24
4.4.90.0020.01111.24
4.4.80.0020.01311.24
4.4.70.0030.01911.24
4.4.60.0020.02011.24
4.4.50.0070.01811.24
4.4.40.0020.02411.24
4.4.30.0020.02011.24
4.4.20.0030.01611.24
4.4.10.0040.01111.24
4.4.00.0000.01711.24
4.3.110.0040.01411.24
4.3.100.0040.00911.24
4.3.90.0040.00911.24
4.3.80.0000.01611.24
4.3.70.0020.01511.24
4.3.60.0050.01211.24
4.3.50.0060.01311.24
4.3.40.0070.02311.24
4.3.30.0020.02011.24
4.3.20.0010.01311.24
4.3.10.0030.01011.24
4.3.00.0000.01311.24

preferences:
51.51 ms | 400 KiB | 5 Q