3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str1 = 'The quick brown fox'; echo preg_replace('/\W\w+\s*(\W*)$/', '$1', $str1); ?>

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)
8.3.60.0110.00418.56
8.3.50.0100.01222.20
8.3.40.0140.00018.96
8.3.30.0030.01019.04
8.3.20.0040.00420.29
8.3.10.0000.00820.48
8.3.00.0100.00017.63
8.2.180.0070.01116.50
8.2.170.0060.00922.96
8.2.160.0130.00720.53
8.2.150.0040.00424.18
8.2.140.0100.00024.66
8.2.130.0090.00026.16
8.2.120.0040.00422.40
8.2.110.0090.00022.13
8.2.100.0000.01218.03
8.2.90.0040.00419.21
8.2.80.0090.00017.97
8.2.70.0050.00517.75
8.2.60.0100.00018.05
8.2.50.0080.00018.07
8.2.40.0070.00018.14
8.2.30.0080.00019.49
8.2.20.0000.00817.79
8.2.10.0070.00018.02
8.2.00.0040.00417.74
8.1.280.0070.00725.92
8.1.270.0040.00423.86
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0050.00523.68
8.1.230.0060.00619.01
8.1.220.0040.00417.75
8.1.210.0000.00718.77
8.1.200.0060.00317.35
8.1.190.0080.00017.36
8.1.180.0040.00418.10
8.1.170.0040.00418.62
8.1.160.0000.00822.00
8.1.150.0040.00418.76
8.1.140.0060.00317.38
8.1.130.0040.00417.73
8.1.120.0050.00317.55
8.1.110.0000.00817.45
8.1.100.0030.00617.50
8.1.90.0040.00417.52
8.1.80.0040.00417.52
8.1.70.0000.00717.50
8.1.60.0050.00317.71
8.1.50.0050.00317.54
8.1.40.0000.00817.61
8.1.30.0040.00417.66
8.1.20.0000.00817.64
8.1.10.0040.00417.66
8.1.00.0050.00217.61
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0040.00418.38
8.0.270.0030.00317.14
8.0.260.0040.00417.32
8.0.250.0030.00317.05
8.0.240.0060.00317.11
8.0.230.0080.00017.02
8.0.220.0030.00316.89
8.0.210.0000.00717.04
8.0.200.0030.00317.02
8.0.190.0070.00317.05
8.0.180.0040.00416.96
8.0.170.0030.00516.97
8.0.160.0000.00717.04
8.0.150.0070.00016.85
8.0.140.0020.00516.83
8.0.130.0050.00013.39
8.0.120.0000.00816.99
8.0.110.0040.00416.80
8.0.100.0000.00816.82
8.0.90.0040.00416.87
8.0.80.0070.00716.93
8.0.70.0040.00416.89
8.0.60.0040.00417.01
8.0.50.0040.00416.84
8.0.30.0150.00416.96
8.0.20.0060.01317.44
8.0.10.0040.00417.16
8.0.00.0140.00416.80
7.4.330.0000.00615.00
7.4.320.0000.00616.79
7.4.300.0000.00716.64
7.4.290.0030.00316.66
7.4.280.0040.00416.77
7.4.270.0040.00416.67
7.4.260.0030.00316.69
7.4.250.0030.00616.69
7.4.240.0040.00316.71
7.4.230.0000.00716.63
7.4.220.0120.00816.71
7.4.210.0070.00716.55
7.4.200.0070.00016.77
7.4.160.0120.00416.78
7.4.150.0110.00717.40
7.4.140.0110.00817.86
7.4.130.0080.00916.81
7.4.120.0090.00916.60
7.4.110.0090.00916.45
7.4.100.0180.00016.54
7.4.90.0040.01416.78
7.4.80.0080.01119.39
7.4.70.0080.00816.74
7.4.60.0060.00916.63
7.4.50.0040.00416.56
7.4.40.0140.00316.51
7.4.30.0140.00316.40
7.4.00.0070.00915.19
7.3.330.0030.00313.13
7.3.320.0050.00013.13
7.3.310.0030.00316.16
7.3.300.0030.00316.32
7.3.290.0070.01316.25
7.3.280.0090.00716.28
7.3.270.0070.01017.40
7.3.260.0110.00716.65
7.3.250.0060.01116.31
7.3.240.0060.01216.51
7.3.230.0070.01016.61
7.3.210.0070.01016.36
7.3.200.0150.00619.39
7.3.190.0030.01916.56
7.3.180.0040.01116.32
7.3.170.0130.01016.64
7.3.160.0030.01716.48
7.3.120.0040.01414.81
7.3.110.0030.01514.66
7.3.100.0110.00614.73
7.3.90.0070.01014.96
7.3.80.0030.00914.79
7.3.70.0000.01014.85
7.3.60.0060.01214.91
7.3.50.0070.00714.98
7.3.40.0090.00314.96
7.3.30.0040.00814.86
7.3.20.0070.00316.86
7.3.10.0060.00816.65
7.3.00.0050.01016.59
7.2.330.0090.00916.54
7.2.320.0200.01216.59
7.2.310.0080.00816.76
7.2.300.0070.01016.70
7.2.290.0100.00716.73
7.2.250.0040.01115.25
7.2.240.0100.01014.96
7.2.230.0070.01115.13
7.2.220.0030.00914.95
7.2.210.0090.00615.04
7.2.200.0100.00715.18
7.2.190.0030.01014.98
7.2.180.0030.00614.95
7.2.170.0030.01015.29
7.2.130.0030.01016.90
7.2.120.0040.00816.83
7.2.110.0040.01116.61
7.2.100.0150.00416.70
7.2.90.0000.00917.04
7.2.80.0080.00816.65
7.2.70.0030.01016.68
7.2.60.0130.00016.88
7.2.50.0030.01017.07
7.2.40.0040.01117.02
7.2.30.0160.00016.64
7.2.20.0110.00716.83
7.2.10.0040.01116.80
7.2.00.0070.00818.05
7.1.330.0030.01016.11
7.1.320.0030.01316.16
7.1.310.0030.00615.91
7.1.300.0000.01315.93
7.1.290.0070.00715.91
7.1.280.0060.00615.61
7.1.270.0080.00415.88
7.1.260.0000.01516.09
7.1.250.0090.00615.95
7.1.200.0070.00715.90
7.1.100.0500.00212.02
7.1.70.0220.00414.82
7.1.60.0120.01219.61
7.1.50.0110.02234.96
7.1.00.0030.07322.33
7.0.200.0060.00316.85
7.0.140.0070.07021.95
7.0.60.0130.08020.03
7.0.50.0070.08017.92
7.0.40.0100.07319.93
7.0.30.0470.07320.40
7.0.20.0130.06020.10
7.0.10.0100.06720.02
7.0.00.0030.09020.10
5.6.280.0030.07321.06
5.6.210.0070.08020.46
5.6.200.0070.07018.19
5.6.190.0100.07720.67
5.6.180.0100.05320.60
5.6.170.0230.03320.33
5.6.160.0130.03320.50
5.6.150.0100.06318.18
5.6.140.0130.07018.22
5.6.130.0000.05718.15
5.6.120.0100.06721.00
5.6.110.0130.08021.13
5.6.100.0130.08021.13
5.6.90.0130.08020.87
5.6.80.0070.08020.35
5.6.70.4300.04020.47
5.5.350.0230.03720.31
5.5.340.0000.04317.91
5.5.330.0030.05020.15
5.5.320.0370.05020.55
5.5.310.0170.05320.24
5.5.300.0100.07717.98
5.5.290.0070.07718.02
5.5.280.0130.07320.84
5.5.270.0070.07020.86
5.5.260.0070.06320.72
5.5.250.0070.06720.77
5.5.240.0330.05020.26
5.4.450.0370.04019.43
5.4.440.0430.04019.46
5.4.430.0400.03019.13
5.4.420.0200.04319.42
5.4.410.0370.04319.08
5.4.400.0370.03719.09
5.4.390.0200.03319.26
5.4.380.0330.06718.61
5.4.370.0500.05318.71
5.4.360.0430.05318.50
5.4.350.0430.05318.63
5.4.340.0400.05318.68
5.4.320.0040.03712.45
5.4.310.0070.03612.45
5.4.300.0070.04012.45
5.4.290.0060.04112.45
5.4.280.0050.03712.34
5.4.270.0050.04012.34
5.4.260.0090.03612.35
5.4.250.0060.04012.34
5.4.240.0070.03512.35
5.4.230.0080.03412.34
5.4.220.0050.04912.34
5.4.210.0050.03612.34
5.4.200.0080.03912.34
5.4.190.0040.04812.33
5.4.180.0060.03512.33
5.4.170.0050.03512.34
5.4.160.0060.03412.34
5.4.150.0060.03412.34
5.4.140.0040.03812.02
5.4.130.0030.03712.01
5.4.120.0040.03611.96
5.4.110.0040.04111.96
5.4.100.0080.03211.96
5.4.90.0050.03711.96
5.4.80.0060.03611.96
5.4.70.0040.03511.96
5.4.60.0050.03411.96
5.4.50.0070.03211.96
5.4.40.0080.03511.95
5.4.30.0040.03611.95
5.4.20.0030.03711.95
5.4.10.0060.03511.95
5.4.00.0050.03811.43
5.3.290.0050.04012.80
5.3.280.0050.03812.71
5.3.270.0060.04412.72
5.3.260.0090.03612.72
5.3.250.0060.03912.72
5.3.240.0090.03712.72
5.3.230.0040.04012.71
5.3.220.0060.03812.68
5.3.210.0050.03912.68
5.3.200.0050.03812.68
5.3.190.0020.04012.68
5.3.180.0030.03812.67
5.3.170.0080.03612.67
5.3.160.0090.04212.68
5.3.150.0050.03812.67
5.3.140.0060.04312.66
5.3.130.0070.04512.66
5.3.120.0040.04012.66
5.3.110.0020.04112.66
5.3.100.0050.03912.12
5.3.90.0050.04412.08
5.3.80.0130.03412.08
5.3.70.0060.04012.08
5.3.60.0080.03312.07
5.3.50.0070.03412.00
5.3.40.0040.03812.00
5.3.30.0070.03411.95
5.3.20.0060.05411.73
5.3.10.0040.03811.70
5.3.00.0050.04111.68
5.2.170.0030.0319.19
5.2.160.0090.0289.19
5.2.150.0030.0329.19
5.2.140.0060.0319.18
5.2.130.0010.0329.14
5.2.120.0030.0319.15
5.2.110.0030.0319.15
5.2.100.0050.0309.14
5.2.90.0060.0329.15
5.2.80.0070.0359.14
5.2.70.0070.0399.14
5.2.60.0030.0319.09
5.2.50.0050.0299.07
5.2.40.0060.0299.05
5.2.30.0060.0289.02
5.2.20.0070.0279.02
5.2.10.0040.0288.92
5.2.00.0020.0318.77
5.1.60.0040.0238.06
5.1.50.0030.0258.06
5.1.40.0010.0278.04
5.1.30.0030.0278.39
5.1.20.0040.0278.41
5.1.10.0010.0288.14
5.1.00.0050.0248.14
5.0.50.0050.0206.61
5.0.40.0040.0256.46
5.0.30.0030.0316.28
5.0.20.0010.0216.26
5.0.10.0030.0196.23
5.0.00.0050.0326.22
4.4.90.0040.0164.77
4.4.80.0040.0144.76
4.4.70.0050.0144.75
4.4.60.0030.0154.75
4.4.50.0030.0154.77
4.4.40.0020.0254.71
4.4.30.0010.0194.76
4.4.20.0030.0174.85
4.4.10.0040.0134.85
4.4.00.0030.0244.76
4.3.110.0030.0154.67
4.3.100.0040.0134.66
4.3.90.0020.0194.63
4.3.80.0010.0254.58
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0040.0134.63
4.3.40.0030.0284.54
4.3.30.0040.0193.28
4.3.20.0000.0173.25
4.3.10.0020.0153.21
4.3.00.0030.01716.72

preferences:
44.11 ms | 401 KiB | 5 Q