3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n = 'pawluk'; echo 'michaƂ '.$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)
8.3.40.0120.00618.85
8.3.30.0110.00318.85
8.3.20.0070.00020.21
8.3.10.0080.00023.66
8.3.00.0060.00319.26
8.2.170.0090.00622.96
8.2.160.0030.01220.25
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00421.09
8.2.110.0060.00320.43
8.2.100.0110.00018.11
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0040.00417.25
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0050.00518.14
8.2.30.0030.00617.93
8.2.20.0070.00017.66
8.2.10.0000.00817.97
8.2.00.0000.00817.55
8.1.270.0050.00323.95
8.1.260.0070.00026.35
8.1.250.0000.00928.09
8.1.240.0060.00322.04
8.1.230.0070.00419.05
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0040.00417.23
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0030.00618.52
8.1.160.0040.00421.95
8.1.150.0040.00418.82
8.1.140.0030.00617.30
8.1.130.0030.00517.80
8.1.120.0000.00717.46
8.1.110.0050.00217.29
8.1.100.0050.00217.28
8.1.90.0000.00717.37
8.1.80.0000.00717.28
8.1.70.0000.00717.40
8.1.60.0040.00417.41
8.1.50.0040.00417.33
8.1.40.0040.00417.35
8.1.30.0040.00417.48
8.1.20.0050.00317.58
8.1.10.0070.00017.45
8.1.00.0070.00017.48
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0040.00418.49
8.0.270.0070.00017.23
8.0.260.0030.00318.42
8.0.250.0070.00016.93
8.0.240.0040.00416.92
8.0.230.0030.00516.87
8.0.220.0070.00016.88
8.0.210.0050.00316.78
8.0.200.0060.00016.79
8.0.190.0080.00016.86
8.0.180.0000.00716.88
8.0.170.0000.00716.95
8.0.160.0030.00316.83
8.0.150.0000.00816.79
8.0.140.0040.00416.76
8.0.130.0060.00013.26
8.0.120.0050.00316.81
8.0.110.0000.00816.84
8.0.100.0000.00716.69
8.0.90.0000.00716.80
8.0.80.0060.01016.80
8.0.70.0040.00416.62
8.0.60.0040.00416.69
8.0.50.0000.00716.76
8.0.30.0160.00516.87
8.0.20.0080.01117.40
8.0.10.0030.00316.99
8.0.00.0110.00616.84
7.4.330.0020.00215.02
7.4.320.0000.00616.53
7.4.300.0060.00016.28
7.4.290.0070.00016.53
7.4.280.0030.00516.45
7.4.270.0040.00416.52
7.4.260.0030.00316.41
7.4.250.0000.00816.33
7.4.240.0050.00316.45
7.4.230.0040.00416.63
7.4.220.0040.01416.41
7.4.210.0030.01416.46
7.4.200.0030.00316.17
7.4.160.0060.01116.42
7.4.150.0090.00917.40
7.4.140.0070.01117.86
7.4.130.0090.00916.49
7.4.120.0110.00616.28
7.4.110.0100.01416.56
7.4.100.0120.01016.58
7.4.90.0140.01016.46
7.4.80.0120.00819.39
7.4.70.0140.00916.46
7.4.60.0070.01016.23
7.4.50.0040.00016.43
7.4.40.0060.00916.55
7.4.30.0140.00016.59
7.4.10.0030.01315.09
7.4.00.0050.01114.73
7.3.330.0030.00313.13
7.3.320.0000.00513.11
7.3.310.0030.00316.23
7.3.300.0000.00716.18
7.3.290.0130.00716.14
7.3.280.0030.01216.19
7.3.270.0110.01017.40
7.3.260.0090.00916.34
7.3.250.0110.01316.33
7.3.240.0070.01116.38
7.3.230.0080.00816.39
7.3.210.0120.01016.38
7.3.200.0070.01319.39
7.3.190.0100.01016.54
7.3.180.0080.00816.19
7.3.170.0120.00816.27
7.3.160.0120.00416.10
7.3.130.0090.00914.52
7.3.120.0030.01514.84
7.3.110.0040.01214.98
7.3.100.0000.01614.86
7.3.90.0040.01114.64
7.3.80.0000.01114.98
7.3.70.0030.01014.73
7.3.60.0040.01414.78
7.3.50.0110.00714.70
7.3.40.0000.01514.57
7.3.30.0090.00914.52
7.3.20.0100.00716.53
7.3.10.0070.01016.66
7.3.00.0070.00316.72
7.2.330.0120.00616.59
7.2.320.0110.00516.37
7.2.310.0070.01016.25
7.2.300.0100.01316.42
7.2.290.0060.01016.65
7.2.260.0100.01015.18
7.2.250.0060.01215.11
7.2.240.0070.00714.93
7.2.230.0100.00315.08
7.2.220.0060.00314.59
7.2.210.0070.00714.71
7.2.200.0040.00814.57
7.2.190.0040.00714.96
7.2.180.0100.00614.97
7.2.170.0000.01714.94
7.2.160.0030.01014.76
7.2.150.0040.01416.78
7.2.140.0090.00916.71
7.2.130.0100.00716.61
7.2.120.0070.00716.84
7.2.110.0070.00416.64
7.2.100.0060.00316.55
7.2.90.0030.01016.85
7.2.80.0030.00616.82
7.2.70.0070.00716.78
7.2.60.0080.00816.80
7.2.50.0060.01216.96
7.2.40.0090.00016.77
7.2.30.0070.01116.76
7.2.20.0140.00316.92
7.2.10.0090.00716.80
7.2.00.0080.00518.20
7.1.330.0030.01015.52
7.1.320.0030.01115.83
7.1.310.0080.00415.64
7.1.300.0070.01015.89
7.1.290.0070.01015.73
7.1.280.0060.00615.57
7.1.270.0060.01215.72
7.1.260.0090.00315.58
7.1.250.0030.01315.65
7.1.240.0070.00415.27
7.1.230.0030.00715.32
7.1.220.0030.01015.65
7.1.210.0070.00715.51
7.1.200.0040.01115.37
7.1.190.0060.00815.35
7.1.180.0070.01015.70
7.1.170.0040.01415.63
7.1.160.0030.00915.53
7.1.150.0030.01315.39
7.1.140.0110.00415.73
7.1.130.0140.00015.72
7.1.120.0130.00315.72
7.1.110.0060.01015.66
7.1.100.0030.00916.83
7.1.90.0040.00815.76
7.1.80.0100.00315.68
7.1.70.0040.00816.30
7.1.60.0040.01317.38
7.1.50.0080.01016.12
7.1.40.0060.00615.52
7.1.30.0040.00815.66
7.1.20.0040.01215.79
7.1.10.0100.00315.55
7.1.00.0020.04519.09
7.0.330.0030.01315.34
7.0.320.0070.00715.40
7.0.310.0100.00315.25
7.0.300.0100.00615.24
7.0.290.0030.00715.29
7.0.280.0100.00615.38
7.0.270.0000.01115.51
7.0.260.0030.01015.46
7.0.250.0000.01015.53
7.0.240.0120.00015.57
7.0.230.0030.00915.13
7.0.220.0090.00615.32
7.0.210.0140.00315.41
7.0.200.0030.00816.00
7.0.190.0030.01415.43
7.0.180.0050.00515.43
7.0.170.0100.00315.53
7.0.160.0000.01015.47
7.0.150.0030.01015.43
7.0.140.0050.03618.67
7.0.130.0050.00815.20
7.0.120.0070.00715.25
7.0.110.0110.00015.46
7.0.100.0030.01015.30
7.0.90.0060.00315.47
7.0.80.0000.01415.59
7.0.70.0070.00715.44
7.0.60.0080.04017.69
7.0.50.0060.02116.59
7.0.40.0080.04516.73
7.0.30.0270.03716.73
7.0.20.0130.03616.87
7.0.10.0070.02516.72
7.0.00.0070.02416.79
5.6.400.0050.00514.11
5.6.390.0000.01414.27
5.6.380.0120.00314.39
5.6.370.0060.00614.29
5.6.360.0060.00313.96
5.6.350.0070.00714.22
5.6.340.0080.00413.96
5.6.330.0030.00714.01
5.6.320.0060.00914.20
5.6.310.0030.01214.34
5.6.300.0070.00814.14
5.6.290.0060.00914.12
5.6.280.0090.03817.76
5.6.270.0000.01414.26
5.6.260.0060.00614.09
5.6.250.0080.00614.08
5.6.240.0080.00313.93
5.6.230.0100.00714.20
5.6.220.0120.00014.47
5.6.210.0050.04417.56
5.6.200.0140.03716.24
5.6.190.0050.03817.35
5.6.180.0100.04317.27
5.6.170.0140.02217.37
5.6.160.0100.03817.38
5.6.150.0030.02716.05
5.6.140.0030.03716.26
5.6.130.0030.03816.01
5.6.120.0070.02917.71
5.6.110.0050.04917.67
5.6.100.0070.04517.56
5.6.90.0020.03217.68
5.6.80.0060.04017.27
5.6.70.1620.02517.33
5.6.60.0030.00614.39
5.6.50.0030.01214.20
5.6.40.0030.01014.05
5.6.30.0060.00614.05
5.6.20.0080.00414.51
5.6.10.0040.00814.28
5.6.00.0060.00613.91
5.5.380.0080.00314.27
5.5.370.0080.00814.32
5.5.360.0060.00614.35
5.5.350.0130.04217.22
5.5.340.0030.03016.03
5.5.330.0040.03117.17
5.5.320.0120.03817.42
5.5.310.0170.04217.01
5.5.300.0030.02216.19
5.5.290.0110.03516.13
5.5.280.0120.03717.53
5.5.270.0120.04017.36
5.5.260.0080.04817.47
5.5.250.0040.02317.35
5.5.240.0160.03517.03
5.5.230.0100.00314.15
5.5.220.0080.00414.27
5.5.210.0060.00914.09
5.5.200.0030.01314.28
5.5.190.0040.00914.21
5.5.180.0030.00914.07
5.5.170.0070.00313.89
5.5.160.0070.00714.16
5.5.150.0000.01014.00
5.5.140.0070.00314.11
5.5.130.0070.00713.80
5.5.120.0060.00714.07
5.5.110.0050.00313.95
5.5.100.0080.00414.15
5.5.90.0110.00313.95
5.5.80.0090.00613.88
5.5.70.0000.01514.33
5.5.60.0030.01013.68
5.5.50.0080.00314.02
5.5.40.0030.00814.01
5.5.30.0030.00914.11
5.5.20.0040.01114.28
5.5.10.0030.00714.25
5.5.00.0030.00713.98
5.4.450.0080.02715.26
5.4.440.0050.02915.17
5.4.430.0290.02715.13
5.4.420.0220.02715.29
5.4.410.0070.02915.11
5.4.400.0230.02015.15
5.4.390.0100.02114.80
5.4.380.0220.03014.77
5.4.370.0240.02614.76
5.4.360.0270.03014.67
5.4.350.0300.03314.65
5.4.340.0280.04014.74
5.4.330.0030.00310.76
5.4.320.0050.02411.63
5.4.310.0070.02111.59
5.4.300.0090.02511.51
5.4.290.0040.02511.70
5.4.280.0030.02311.63
5.4.270.0030.02311.55
5.4.260.0040.02411.54
5.4.250.0060.02311.69
5.4.240.0060.02111.60
5.4.230.0040.02411.59
5.4.220.0070.02511.49
5.4.210.0070.02211.45
5.4.200.0050.02311.56
5.4.190.0070.02111.50
5.4.180.0050.02611.53
5.4.170.0040.02411.46
5.4.160.0070.02311.54
5.4.150.0070.02511.48
5.4.140.0060.02411.40
5.4.130.0070.02311.35
5.4.120.0100.02411.44
5.4.110.0040.02511.39
5.4.100.0070.02311.44
5.4.90.0060.02411.42
5.4.80.0050.02511.49
5.4.70.0040.02011.31
5.4.60.0060.02211.25
5.4.50.0040.02611.37
5.4.40.0040.02011.30
5.4.30.0040.02411.31
5.4.20.0030.02311.42
5.4.10.0070.02011.38
5.4.00.0040.02311.18
5.3.290.0050.03912.80
5.3.280.0050.04412.71
5.3.270.0070.04212.72
5.3.260.0040.04312.72
5.3.250.0100.04312.72
5.3.240.0070.04212.72
5.3.230.0060.03812.71
5.3.220.0070.03712.68
5.3.210.0060.03912.68
5.3.200.0090.03312.68
5.3.190.0040.04012.68
5.3.180.0040.04012.67
5.3.170.0070.03612.67
5.3.160.0030.03812.67
5.3.150.0040.03812.67
5.3.140.0050.03612.66
5.3.130.0080.03912.66
5.3.120.0070.03912.66
5.3.110.0060.03812.66
5.3.100.0020.03912.12
5.3.90.0040.03712.08
5.3.80.0030.03712.07
5.3.70.0040.03712.07
5.3.60.0070.04012.06
5.3.50.0060.04112.00
5.3.40.0030.04712.00
5.3.30.0060.03811.94
5.3.20.0090.03211.72
5.3.10.0050.04011.69
5.3.00.0060.03611.68
5.2.170.0070.0279.17
5.2.160.0020.0319.17
5.2.150.0050.0299.18
5.2.140.0070.0309.17
5.2.130.0040.0349.13
5.2.120.0080.0309.13
5.2.110.0060.0289.14
5.2.100.0040.0379.13
5.2.90.0010.0319.13
5.2.80.0040.0339.13
5.2.70.0050.0379.13
5.2.60.0040.0299.09
5.2.50.0060.0379.05
5.2.40.0020.0309.03
5.2.30.0040.0339.00
5.2.20.0050.0299.00
5.2.10.0060.0298.92
5.2.00.0040.0298.77
5.1.60.0050.0308.06
5.1.50.0070.0268.05
5.1.40.0060.0268.04
5.1.30.0040.0258.39
5.1.20.0020.0288.41
5.1.10.0030.0268.13
5.1.00.0090.0238.13
5.0.50.0010.0256.61
5.0.40.0020.0206.47
5.0.30.0040.0326.29
5.0.20.0050.0176.26
5.0.10.0020.0236.23
5.0.00.0040.0296.23
4.4.90.0030.0174.78
4.4.80.0040.0134.76
4.4.70.0030.0164.75
4.4.60.0020.0154.75
4.4.50.0010.0184.77
4.4.40.0020.0264.71
4.4.30.0030.0154.76
4.4.20.0020.0184.84
4.4.10.0020.0264.85
4.4.00.0020.0254.76
4.3.110.0040.0164.67
4.3.100.0040.0164.67
4.3.90.0020.0194.63
4.3.80.0040.0234.59
4.3.70.0040.0194.63
4.3.60.0010.0174.63
4.3.50.0040.0134.63
4.3.40.0030.0234.54
4.3.30.0030.0223.28
4.3.20.0020.0153.26
4.3.10.0010.0183.22
4.3.00.0000.01718.41

preferences:
50.51 ms | 400 KiB | 5 Q