3v4l.org

run code in 300+ PHP versions simultaneously
<?php $Arrr = array("Physik I~1"); $A = count($Arrr) > 0 ? "µ".implode("µµ", $Arrr)."µ" : ""; print_r($A); $Ar = explode("µµ", substr($A, 2, -2)); print_r($Ar); $A = count($Arrr) > 0 ? "µ".implode("µµ", $Arrr)."µ" : ""; print_r($A); $Ar = explode("µµ", substr($A, 2, -2)); print_r($Ar); print_r(explode("~", $Ar[0])); $A = count($Arrr) > 0 ? "µ".implode("µµ", $Arrr)."µ" : ""; print_r($A);

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)
8.3.60.0110.00418.18
8.3.50.0110.01122.05
8.3.40.0040.01118.84
8.3.30.0100.00719.09
8.3.20.0000.00820.21
8.3.10.0080.00020.61
8.3.00.0080.00019.25
8.2.180.0100.01016.50
8.2.170.0140.00022.96
8.2.160.0150.00320.43
8.2.150.0040.00424.18
8.2.140.0110.00324.66
8.2.130.0040.00426.16
8.2.120.0100.00322.09
8.2.110.0000.00820.90
8.2.100.0120.00017.91
8.2.90.0000.00817.87
8.2.80.0050.00317.97
8.2.70.0040.00417.38
8.2.60.0070.00417.93
8.2.50.0060.00318.07
8.2.40.0050.00318.31
8.2.30.0080.00019.43
8.2.20.0000.00717.75
8.2.10.0000.00818.11
8.2.00.0040.00417.73
8.1.280.0110.01125.92
8.1.270.0030.00522.14
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.46
8.1.230.0080.00420.89
8.1.220.0030.00617.74
8.1.210.0090.00018.95
8.1.200.0000.01117.23
8.1.190.0000.00817.22
8.1.180.0030.00518.10
8.1.170.0050.00318.66
8.1.160.0040.00422.02
8.1.150.0070.00018.89
8.1.140.0000.00817.32
8.1.130.0070.00017.82
8.1.120.0040.00417.38
8.1.110.0000.00717.50
8.1.100.0070.00017.46
8.1.90.0070.00017.50
8.1.80.0030.00317.32
8.1.70.0040.00417.42
8.1.60.0030.00517.54
8.1.50.0030.00617.52
8.1.40.0030.00517.51
8.1.30.0040.00417.61
8.1.20.0040.00417.67
8.1.10.0040.00417.50
8.1.00.0080.00017.47
8.0.300.0030.00519.83
8.0.290.0040.00416.75
8.0.280.0070.00018.55
8.0.270.0040.00417.32
8.0.260.0000.00817.26
8.0.250.0000.00717.02
8.0.240.0070.00016.98
8.0.230.0050.00316.94
8.0.220.0000.00716.89
8.0.210.0030.00516.79
8.0.200.0060.00016.97
8.0.190.0000.00817.00
8.0.180.0000.00716.88
8.0.170.0050.00316.87
8.0.160.0030.00516.94
8.0.150.0080.00016.88
8.0.140.0000.00716.86
8.0.130.0050.00013.39
8.0.120.0080.00016.83
8.0.110.0000.00716.93
8.0.100.0040.00416.79
8.0.90.0040.00416.77
8.0.80.0070.01516.92
8.0.70.0050.00216.86
8.0.60.0050.00216.91
8.0.50.0000.00716.73
8.0.30.0160.00716.98
8.0.20.0080.01117.40
8.0.10.0000.00716.99
8.0.00.0120.00616.76
7.4.330.0000.00715.00
7.4.320.0000.00716.60
7.4.300.0000.00716.52
7.4.290.0030.00316.54
7.4.280.0040.00416.50
7.4.270.0030.00316.56
7.4.260.0030.00316.40
7.4.250.0030.00516.33
7.4.240.0020.00516.64
7.4.230.0030.00316.70
7.4.220.0090.01616.63
7.4.210.0110.00316.56
7.4.200.0000.00716.68
7.4.160.0060.00916.66
7.4.150.0130.00417.40
7.4.140.0090.00917.86
7.4.130.0070.01116.43
7.4.120.0070.01216.60
7.4.110.0070.01016.54
7.4.100.0070.01016.41
7.4.90.0100.01016.50
7.4.80.0070.01119.39
7.4.70.0110.00616.53
7.4.60.0060.01016.38
7.4.50.0000.00816.59
7.4.40.0170.00316.52
7.4.30.0100.00616.70
7.4.10.0090.00914.91
7.4.00.0070.01014.86
7.3.330.0020.00413.32
7.3.320.0000.00613.14
7.3.310.0030.00316.18
7.3.300.0030.00316.37
7.3.290.0060.00916.32
7.3.280.0060.01016.27
7.3.270.0120.00617.40
7.3.260.0110.00616.38
7.3.250.0130.00616.43
7.3.240.0080.00816.33
7.3.230.0040.01516.45
7.3.210.0100.02816.40
7.3.200.0120.00619.39
7.3.190.0070.01316.29
7.3.180.0120.00416.34
7.3.170.0120.00416.48
7.3.160.0110.00516.43
7.3.130.0130.00614.62
7.3.120.0080.00914.79
7.3.110.0070.00914.81
7.3.100.0020.01214.76
7.3.90.0110.00414.74
7.3.80.0080.00614.78
7.3.70.0050.00614.79
7.3.60.0060.00914.78
7.3.50.0080.00414.70
7.3.40.0060.00714.89
7.3.30.0090.00514.71
7.3.20.0020.00916.61
7.3.10.0050.00516.62
7.3.00.0060.00916.53
7.2.330.0100.00716.68
7.2.320.0070.01016.46
7.2.310.0070.01316.76
7.2.300.0080.00816.76
7.2.290.0110.00616.71
7.2.260.0110.00715.24
7.2.250.0080.01114.95
7.2.240.0050.01315.05
7.2.230.0060.01015.07
7.2.220.0060.00814.99
7.2.210.0090.00514.86
7.2.200.0050.00815.00
7.2.190.0060.00814.85
7.2.180.0060.01015.00
7.2.170.0050.01214.84
7.2.160.0120.00414.83
7.2.150.0060.00316.96
7.2.140.0070.00716.80
7.2.130.0090.00916.90
7.2.120.0040.00716.63
7.2.110.0000.01416.65
7.2.100.0060.00916.98
7.2.90.0060.00916.89
7.2.80.0040.00816.95
7.2.70.0070.01016.96
7.2.60.0050.00916.91
7.2.50.0100.00717.02
7.2.40.0140.00016.91
7.2.30.0120.00616.84
7.2.20.0060.00916.95
7.2.10.0040.00816.95
7.2.00.0030.01218.08
7.1.330.0030.01115.62
7.1.320.0050.00715.74
7.1.310.0040.01015.74
7.1.300.0050.01115.69
7.1.290.0060.00815.84
7.1.280.0020.01315.76
7.1.270.0070.00815.80
7.1.260.0060.00615.71
7.1.250.0090.00615.99
7.1.240.0000.01015.76
7.1.230.0070.01115.84
7.1.220.0040.00815.71
7.1.210.0130.00015.79
7.1.200.0050.00815.67
7.1.190.0060.00915.84
7.1.180.0030.01315.70
7.1.170.0030.01215.85
7.1.160.0080.00615.55
7.1.150.0070.00715.43
7.1.140.0000.01715.40
7.1.130.0030.01015.70
7.1.120.0090.00615.48
7.1.110.0130.00315.53
7.1.100.0060.00816.98
7.1.90.0110.00415.68
7.1.80.0040.00715.73
7.1.70.0070.00716.34
7.1.60.0080.01117.34
7.1.50.0070.01016.10
7.1.40.0090.00315.76
7.1.30.0030.01015.83
7.1.20.0060.00615.61
7.1.10.0130.00315.65
7.1.00.0080.03519.09
7.0.330.0100.00315.35
7.0.320.0060.00614.95
7.0.310.0030.01015.46
7.0.300.0070.00715.15
7.0.290.0000.01115.33
7.0.280.0030.01414.98
7.0.270.0060.00615.28
7.0.260.0040.00415.49
7.0.250.0030.01015.38
7.0.240.0060.00915.13
7.0.230.0030.01015.32
7.0.220.0030.00615.13
7.0.210.0090.00615.43
7.0.200.0090.00315.91
7.0.190.0060.00615.28
7.0.180.0070.01015.34
7.0.170.0040.00815.27
7.0.160.0060.00615.27
7.0.150.0080.00515.40
7.0.140.0020.04218.87
7.0.130.0030.00615.36
7.0.120.0060.00615.40
7.0.110.0030.00615.22
7.0.100.0040.00815.11
7.0.90.0090.00315.39
7.0.80.0000.01315.54
7.0.70.0090.00615.24
7.0.60.0080.02217.72
7.0.50.0050.03316.52
7.0.40.0080.04516.73
7.0.30.0150.03416.84
7.0.20.0130.02316.85
7.0.10.0100.04016.81
7.0.00.0080.03516.73
5.6.400.0000.01514.64
5.6.390.0080.00614.04
5.6.380.0100.00314.21
5.6.370.0090.00614.48
5.6.360.0090.00914.18
5.6.350.0060.00914.15
5.6.340.0030.01014.34
5.6.330.0060.00614.62
5.6.320.0090.00614.56
5.6.310.0060.00814.19
5.6.300.0110.00414.44
5.6.290.0100.00313.93
5.6.280.0030.04117.45
5.6.270.0100.00313.91
5.6.260.0070.01014.01
5.6.250.0060.00314.57
5.6.240.0060.00614.46
5.6.230.0030.01014.34
5.6.220.0060.00914.35
5.6.210.0030.04417.44
5.6.200.0110.04016.40
5.6.190.0100.02617.49
5.6.180.0170.03717.35
5.6.170.0150.04217.31
5.6.160.0080.04517.46
5.6.150.0030.04616.19
5.6.140.0080.04216.24
5.6.130.0080.04016.14
5.6.120.0030.03817.70
5.6.110.0050.02417.56
5.6.100.0080.04217.51
5.6.90.0150.04117.80
5.6.80.0070.03517.30
5.6.70.0090.00614.16
5.6.60.0000.01414.42
5.6.50.0030.00714.05
5.6.40.0120.00614.28
5.6.30.0000.01214.13
5.6.20.0000.01214.08
5.6.10.0030.01213.94
5.6.00.0120.00014.14
5.5.380.0040.00814.32
5.5.370.0030.01014.04
5.5.360.0030.01014.24
5.5.350.0070.03117.28
5.5.340.0080.04516.00
5.5.330.0060.02217.18
5.5.320.0100.03217.19
5.5.310.0280.03517.36
5.5.300.0080.03016.24
5.5.290.0080.03116.18
5.5.280.0080.03717.54
5.5.270.0100.04517.54
5.5.260.0070.03817.52
5.5.250.0070.03317.40
5.5.240.0070.04017.29
5.5.230.0040.00814.29
5.5.220.0070.01014.30
5.5.210.0070.00313.80
5.5.200.0030.01514.36
5.5.190.0100.00713.92
5.5.180.0030.00914.27
5.5.170.0030.01014.41
5.5.160.0070.01014.17
5.5.150.0030.01413.95
5.5.140.0000.01714.29
5.5.130.0110.00414.37
5.5.120.0120.00314.12
5.5.110.0070.01013.99
5.5.100.0030.01314.32
5.5.90.0040.01414.18
5.5.80.0100.00314.00
5.5.70.0100.00714.08
5.5.60.0000.01013.92
5.5.50.0040.00814.31
5.5.40.0000.01513.98
5.5.30.0060.00914.17
5.5.20.0070.00314.41
5.5.10.0040.01114.01
5.5.00.0000.01414.07
5.4.450.0120.03015.28
5.4.440.0030.03715.19
5.4.430.0380.03515.31
5.4.420.0340.03015.22
5.4.410.0080.02815.30
5.4.400.0470.02715.13
5.4.390.0410.02815.19
5.4.380.0230.03514.92
5.4.370.0170.02714.95
5.4.360.0260.03014.87
5.4.350.0190.03414.70
5.4.340.0220.03214.67
5.4.330.0120.00011.16
5.4.320.0060.02011.79
5.4.310.0060.02511.75
5.4.300.0030.02611.58
5.4.290.0100.03011.74
5.4.280.0080.01911.70
5.4.270.0080.03211.66
5.4.260.0090.02711.70
5.4.250.0090.02111.88
5.4.240.0090.02411.57
5.4.230.0080.02911.84
5.4.220.0080.02611.54
5.4.210.0060.02711.85
5.4.200.0060.02811.73
5.4.190.0060.02011.71
5.4.180.0080.01811.61
5.4.170.0050.02911.65
5.4.160.0090.02211.74
5.4.150.0040.02111.74
5.4.140.0030.02211.58
5.4.130.0040.02211.61
5.4.120.0020.02511.46
5.4.110.0050.02611.41
5.4.100.0080.01811.61
5.4.90.0050.02011.60
5.4.80.0080.02011.62
5.4.70.0070.02211.48
5.4.60.0060.01811.56
5.4.50.0070.01911.38
5.4.40.0020.02211.56
5.4.30.0050.02011.57
5.4.20.0060.01911.59
5.4.10.0060.01911.64
5.4.00.0040.02211.33
5.3.290.0080.04612.80
5.3.280.0070.04212.71
5.3.270.0060.05012.73
5.3.260.0090.04912.72
5.3.250.0060.03812.72
5.3.240.0080.03812.72
5.3.230.0050.04812.71
5.3.220.0050.04012.68
5.3.210.0040.04112.68
5.3.200.0060.03712.68
5.3.190.0050.03912.68
5.3.180.0080.03512.68
5.3.170.0050.03712.67
5.3.160.0060.04412.67
5.3.150.0070.04212.67
5.3.140.0070.03612.66
5.3.130.0130.04612.66
5.3.120.0080.04112.66
5.3.110.0040.04712.66
5.3.100.0090.04512.12
5.3.90.0060.03812.10
5.3.80.0050.03712.09
5.3.70.0060.03612.09
5.3.60.0080.03512.07
5.3.50.0060.03712.03
5.3.40.0060.04912.02
5.3.30.0080.03611.98
5.3.20.0080.04611.76
5.3.10.0050.05111.73
5.3.00.0070.03511.71
5.2.170.0070.0289.22
5.2.160.0040.0309.22
5.2.150.0040.0319.22
5.2.140.0060.0449.21
5.2.130.0100.0529.18
5.2.120.0080.0399.18
5.2.110.0040.0409.18
5.2.100.0080.0399.18
5.2.90.0100.0439.18
5.2.80.0070.0779.17
5.2.70.0080.0369.17
5.2.60.0080.0409.13
5.2.50.0070.0389.10
5.2.40.0040.0329.07
5.2.30.0070.0299.05
5.2.20.0050.0319.04
5.2.10.0030.0328.95
5.2.00.0080.0308.81
5.1.60.0060.0228.07
5.1.50.0040.0258.07
5.1.40.0050.0248.05
5.1.30.0040.0328.40
5.1.20.0050.0288.43
5.1.10.0060.0258.15
5.1.00.0050.0268.15
5.0.50.0020.0236.63
5.0.40.0050.0206.49
5.0.30.0070.0286.30
5.0.20.0040.0216.28
5.0.10.0060.0176.25
5.0.00.0030.0316.24
4.4.90.0020.0174.78
4.4.80.0060.0124.76
4.4.70.0050.0144.76
4.4.60.0030.0194.75
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0040.0144.76
4.4.20.0020.0164.85
4.4.10.0020.0164.84
4.4.00.0020.0264.75
4.3.110.0050.0134.67
4.3.100.0040.0144.66
4.3.90.0020.0204.63
4.3.80.0050.0234.59
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0020.0174.63
4.3.40.0050.0304.54
4.3.30.0040.0193.29
4.3.20.0050.0163.27
4.3.10.0020.0213.23
4.3.00.0000.0237.68

preferences:
45.63 ms | 401 KiB | 5 Q