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)
8.3.60.0070.00716.50
8.3.50.0130.01022.00
8.3.40.0040.01118.96
8.3.30.0170.00319.00
8.3.20.0110.00420.25
8.3.10.0000.00823.48
8.3.00.0000.00919.38
8.2.180.0090.00918.43
8.2.170.0170.00322.96
8.2.160.0030.01020.35
8.2.150.0060.00324.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0030.00622.38
8.2.110.0060.00322.05
8.2.100.0000.01118.03
8.2.90.0040.00419.09
8.2.80.0040.00417.97
8.2.70.0000.01017.75
8.2.60.0060.00318.03
8.2.50.0030.00618.07
8.2.40.0080.00020.00
8.2.30.0040.00418.13
8.2.20.0000.00817.83
8.2.10.0000.00718.02
8.2.00.0040.00417.82
8.1.280.0030.01125.92
8.1.270.0050.00523.85
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0050.00523.75
8.1.230.0060.00619.08
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0000.00817.35
8.1.190.0080.00017.30
8.1.180.0000.01119.13
8.1.170.0000.00918.59
8.1.160.0040.00421.97
8.1.150.0000.00718.65
8.1.140.0040.00417.43
8.1.130.0050.00317.72
8.1.120.0040.00317.59
8.1.110.0050.00317.61
8.1.100.0040.00417.61
8.1.90.0000.00717.53
8.1.80.0030.00517.43
8.1.70.0050.00217.48
8.1.60.0040.00417.65
8.1.50.0000.00817.58
8.1.40.0000.00817.58
8.1.30.0050.00317.63
8.1.20.0040.00417.71
8.1.10.0070.00017.62
8.1.00.0080.00017.64
8.0.300.0060.00320.75
8.0.290.0080.00016.93
8.0.280.0000.00718.53
8.0.270.0000.00717.29
8.0.260.0000.00817.21
8.0.250.0000.00617.02
8.0.240.0030.00617.12
8.0.230.0030.00317.04
8.0.220.0000.00716.89
8.0.210.0000.00716.98
8.0.200.0000.00616.98
8.0.190.0000.00817.00
8.0.180.0110.00017.04
8.0.170.0000.00816.90
8.0.160.0000.00716.85
8.0.150.0030.00616.98
8.0.140.0030.00616.92
8.0.130.0030.00313.39
8.0.120.0000.00816.98
8.0.110.0040.00416.97
8.0.100.0000.00716.90
8.0.90.0070.00016.83
8.0.80.0090.01316.86
8.0.70.0050.00217.01
8.0.60.0050.00316.85
8.0.50.0050.00316.83
8.0.30.0070.01117.22
8.0.20.0140.00417.42
8.0.10.0000.00717.05
8.0.00.0080.01017.08
7.4.330.0000.00515.15
7.4.320.0000.00616.67
7.4.300.0030.00316.73
7.4.290.0000.00716.80
7.4.280.0040.00416.72
7.4.270.0000.00716.69
7.4.260.0000.00716.68
7.4.250.0020.00516.60
7.4.240.0050.00216.75
7.4.230.0080.00016.85
7.4.220.0090.01116.82
7.4.210.0090.00516.71
7.4.200.0030.00316.78
7.4.190.0000.00816.93
7.4.160.0080.00816.50
7.4.150.0090.00917.40
7.4.140.0100.00717.86
7.4.130.0080.01116.63
7.4.120.0150.00216.60
7.4.110.0000.02116.34
7.4.100.0150.00716.54
7.4.90.0080.00816.61
7.4.80.0070.01019.39
7.4.70.0100.00716.69
7.4.60.0130.00416.38
7.4.50.0060.00316.63
7.4.40.0080.00816.64
7.4.30.0090.00616.48
7.4.00.0040.00715.08
7.3.330.0000.00613.13
7.3.320.0050.00013.20
7.3.310.0000.00716.27
7.3.300.0000.00716.28
7.3.290.0120.00616.23
7.3.280.0100.00916.27
7.3.270.0120.00617.40
7.3.260.0060.01116.53
7.3.250.0070.01316.33
7.3.240.0090.00916.46
7.3.230.0100.00716.55
7.3.210.0090.00916.43
7.3.200.0140.00619.39
7.3.190.0150.00316.41
7.3.180.0130.00316.50
7.3.170.0140.00616.50
7.3.160.0080.00816.46
7.3.120.0130.00314.80
7.2.330.0090.01316.49
7.2.320.0090.00816.75
7.2.310.0040.01216.60
7.2.300.0100.00616.78
7.2.290.0000.02216.61
7.2.60.0130.00316.66
7.2.00.0000.01619.48
7.1.200.0030.00515.55
7.1.100.0030.01218.14
7.1.70.0060.00917.14
7.1.60.0140.01019.46
7.1.50.0040.01917.22
7.1.00.0130.06722.59
7.0.200.0030.00616.76
7.0.140.0030.07322.12
7.0.60.0130.07719.97
7.0.50.0070.04717.81
7.0.40.0100.05319.98
7.0.30.0200.04020.11
7.0.20.0230.06020.21
7.0.10.0070.08320.34
7.0.00.0100.08020.10
5.6.280.0030.07020.98
5.6.210.0100.08020.49
5.6.200.0030.06318.22
5.6.190.0000.09020.35
5.6.180.0330.05020.57
5.6.170.0230.04720.55
5.6.160.0100.06020.46
5.6.150.0030.07318.14
5.6.140.0030.07718.08
5.6.130.0070.04718.14
5.6.120.0030.04321.03
5.6.110.0170.07721.00
5.6.100.0100.08321.13
5.6.90.0030.04320.94
5.6.80.0030.04320.40
5.5.350.0130.03320.43
5.5.340.0170.06718.02
5.5.330.0070.06720.36
5.5.320.0300.07320.33
5.5.310.0330.07020.34
5.5.300.0100.07718.00
5.5.290.0130.07317.92
5.5.280.0000.05320.89
5.5.270.0030.04320.77
5.5.260.0030.07720.87
5.5.250.0070.03720.60
5.5.240.0000.07720.25
5.4.450.0070.06319.28
5.4.440.0730.04719.42
5.4.430.0130.05019.45
5.4.420.0100.05719.45
5.4.410.0070.06019.35
5.4.400.0170.05719.22
5.4.390.0230.04319.16
5.4.380.0230.05018.61
5.4.370.0070.04718.52
5.4.360.0230.03718.57
5.4.350.0060.03811.97
5.4.340.0050.03611.96
5.4.320.0070.04212.45
5.4.310.0050.04012.45
5.4.300.0080.03412.45
5.4.290.0070.04412.44
5.4.280.0030.03912.34
5.4.270.0060.03812.34
5.4.260.0060.05912.34
5.4.250.0030.04212.34
5.4.240.0030.04012.34
5.4.230.0050.03812.33
5.4.220.0070.04512.33
5.4.210.0080.04412.33
5.4.200.0070.05412.33
5.4.190.0070.03812.32
5.4.180.0100.04312.32
5.4.170.0060.07312.34
5.4.160.0050.04012.33
5.4.150.0050.03812.33
5.4.140.0080.04212.02
5.4.130.0090.03512.00
5.4.120.0080.03711.96
5.4.110.0080.03311.96
5.4.100.0010.04011.96
5.4.90.0060.03811.95
5.4.80.0030.04011.95
5.4.70.0030.03811.95
5.4.60.0050.04411.95
5.4.50.0060.03811.95
5.4.40.0050.04011.94
5.4.30.0050.04111.94
5.4.20.0050.04111.94
5.4.10.0080.03711.94
5.4.00.0040.03911.43
5.3.290.0070.04812.80
5.3.280.0060.04312.71
5.3.270.0050.04412.73
5.3.260.0070.03912.72
5.3.250.0080.05012.72
5.3.240.0030.05112.72
5.3.230.0050.04612.71
5.3.220.0060.03912.68
5.3.210.0010.04412.68
5.3.200.0060.03912.68
5.3.190.0070.05012.68
5.3.180.0080.03512.68
5.3.170.0060.03812.67
5.3.160.0060.04012.68
5.3.150.0060.05012.68
5.3.140.0060.05012.66
5.3.130.0070.04812.66
5.3.120.0070.04512.66
5.3.110.0070.05112.66
5.3.100.0100.04812.12
5.3.90.0130.04012.08
5.3.80.0070.04312.08
5.3.70.0050.03912.08
5.3.60.0050.04212.06
5.3.50.0050.03812.00
5.3.40.0070.03912.00
5.3.30.0080.03611.95
5.3.20.0060.04511.73
5.3.10.0090.04711.70
5.3.00.0140.06311.69
5.2.170.0050.0339.19
5.2.160.0040.0319.19
5.2.150.0030.0479.18
5.2.140.0030.0389.18
5.2.130.0060.0339.14
5.2.120.0030.0329.15
5.2.110.0050.0289.14
5.2.100.0060.0269.15
5.2.90.0050.0319.14
5.2.80.0030.0339.14
5.2.70.0070.0379.14
5.2.60.0070.0389.10
5.2.50.0070.0509.06
5.2.40.0080.0439.05
5.2.30.0050.0339.03
5.2.20.0040.0319.02
5.2.10.0040.0308.91
5.2.00.0040.0308.77
5.1.60.0050.0238.06
5.1.50.0060.0228.06
5.1.40.0020.0268.04
5.1.30.0060.0248.39
5.1.20.0040.0278.41
5.1.10.0040.0278.14
5.1.00.0040.0268.14
5.0.50.0040.0216.61
5.0.40.0050.0226.47
5.0.30.0030.0316.28
5.0.20.0030.0206.25
5.0.10.0050.0196.23
5.0.00.0030.0336.23
4.4.90.0040.0144.78
4.4.80.0030.0154.76
4.4.70.0040.0144.75
4.4.60.0030.0154.76
4.4.50.0040.0154.77
4.4.40.0030.0274.71
4.4.30.0010.0184.76
4.4.20.0040.0154.85
4.4.10.0060.0294.85
4.4.00.0030.0264.76
4.3.110.0060.0134.67
4.3.100.0020.0174.66
4.3.90.0010.0174.63
4.3.80.0040.0234.59
4.3.70.0040.0134.63
4.3.60.0030.0144.62
4.3.50.0030.0154.63
4.3.40.0020.0254.54
4.3.30.0030.0163.28
4.3.20.0020.0233.25
4.3.10.0030.0313.22
4.3.00.0030.0207.11

preferences:
42.1 ms | 401 KiB | 5 Q