3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = '/[^\w]bored\s/'; if (preg_match($pattern, 'I am bored on saturday, I will lear programing')) { echo 'Bored is present'; } else { echo 'Not bored string'; }

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)
8.3.70.0150.00018.40
8.3.60.0150.00316.50
8.3.50.0120.00922.01
8.3.40.0110.00418.82
8.3.30.0140.00018.79
8.3.20.0050.00320.20
8.3.10.0050.00323.56
8.3.00.0080.00019.14
8.2.180.0060.01516.50
8.2.170.0060.01222.96
8.2.160.0030.01020.39
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0080.00020.80
8.2.110.0060.00322.05
8.2.100.0030.00720.38
8.2.90.0030.00719.06
8.2.80.0040.00417.97
8.2.70.0070.00317.63
8.2.60.0000.00818.03
8.2.50.0060.00318.07
8.2.40.0040.00421.25
8.2.30.0000.00818.08
8.2.20.0000.00817.77
8.2.10.0000.00717.89
8.2.00.0030.00617.64
8.1.280.0160.00625.92
8.1.270.0000.00723.82
8.1.260.0040.00426.35
8.1.250.0090.00028.09
8.1.240.0000.00923.96
8.1.230.0110.00019.16
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0070.00417.35
8.1.190.0080.00017.25
8.1.180.0040.00418.10
8.1.170.0060.00318.58
8.1.160.0040.00421.97
8.1.150.0000.00718.69
8.1.140.0080.00017.61
8.1.130.0030.00317.81
8.1.120.0030.00717.51
8.1.110.0070.00017.55
8.1.100.0040.00417.57
8.1.90.0020.00517.44
8.1.80.0000.00717.45
8.1.70.0030.00517.43
8.1.60.0030.00717.70
8.1.50.0030.00517.66
8.1.40.0040.00417.60
8.1.30.0000.00817.73
8.1.20.0000.00717.58
8.1.10.0040.00417.66
8.1.00.0090.00017.46
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.45
8.0.270.0030.00317.27
8.0.260.0030.00317.14
8.0.250.0040.00417.02
8.0.240.0060.00017.00
8.0.230.0030.00517.05
8.0.220.0070.00016.96
8.0.210.0040.00317.00
8.0.200.0060.00017.00
8.0.190.0040.00417.09
8.0.180.0030.01017.08
8.0.170.0000.00816.95
8.0.160.0040.00417.05
8.0.150.0000.00716.96
8.0.140.0040.00416.97
8.0.130.0050.00013.46
8.0.120.0000.00816.91
8.0.110.0020.00516.89
8.0.100.0050.00216.93
8.0.90.0000.00716.80
8.0.80.0130.00316.89
8.0.70.0000.00716.90
8.0.60.0000.00716.87
8.0.50.0080.00016.91
8.0.30.0130.00617.18
8.0.20.0120.00717.41
8.0.10.0070.00017.04
8.0.00.0080.01316.99
7.4.330.0050.00015.07
7.4.320.0000.00716.60
7.4.300.0000.00816.75
7.4.290.0000.00816.75
7.4.280.0000.00716.61
7.4.270.0030.00316.73
7.4.260.0050.00616.73
7.4.250.0080.00016.71
7.4.240.0030.00416.70
7.4.230.0000.00716.64
7.4.220.0130.00616.62
7.4.210.0100.00416.65
7.4.200.0030.00316.54
7.4.190.0030.00516.65
7.4.160.0080.00816.59
7.4.150.0100.00717.40
7.4.140.0120.01117.86
7.4.130.0070.01116.82
7.4.120.0090.00816.72
7.4.110.0090.00916.70
7.4.100.0060.01216.66
7.4.90.0070.01016.64
7.4.80.0070.01019.39
7.4.70.0030.01416.37
7.4.60.0040.01216.64
7.4.50.0000.00516.68
7.4.40.0070.01116.62
7.4.30.0110.00416.51
7.4.00.0030.01414.94
7.3.330.0000.00513.12
7.3.320.0050.00013.12
7.3.310.0020.00516.31
7.3.300.0030.00316.39
7.3.290.0030.01016.34
7.3.280.0080.00916.26
7.3.270.0100.00717.40
7.3.260.0070.01016.57
7.3.250.0120.00516.27
7.3.240.0120.00616.44
7.3.230.0060.01516.61
7.3.210.0100.00716.48
7.3.200.0180.00419.39
7.3.190.0100.00716.81
7.3.180.0120.00316.33
7.3.170.0060.01016.50
7.3.160.0070.01016.28
7.3.120.0030.01015.05
7.3.10.0000.01516.75
7.3.00.0060.00916.71
7.2.330.0080.00916.72
7.2.320.0030.01416.69
7.2.310.0070.01316.75
7.2.300.0120.00916.73
7.2.290.0100.00716.36
7.2.130.0000.01417.14
7.2.120.0040.00916.95
7.2.110.0000.00916.82
7.2.100.0040.01117.04
7.2.90.0040.00816.87
7.2.80.0000.01316.96
7.2.70.0120.00416.98
7.2.60.0020.01216.72
7.2.50.0040.00816.72
7.2.40.0080.00416.80
7.2.30.0090.00616.93
7.2.20.0100.00717.02
7.2.10.0090.00317.12
7.2.00.0070.00718.14
7.1.250.0140.00015.92
7.1.200.0120.01015.63
7.1.100.0060.00618.19
7.1.70.0000.00717.24
7.1.60.0070.01719.70
7.1.50.0130.01017.03
7.1.00.0070.07022.38
7.0.200.0130.00716.45
7.0.140.0100.06721.95
7.0.60.0200.06319.79
7.0.50.0030.08317.86
7.0.40.0070.09020.06
7.0.30.0330.07720.15
7.0.20.0370.06020.13
7.0.10.0130.07320.03
7.0.00.0070.06020.19
5.6.280.0030.07020.89
5.6.210.0030.06720.61
5.6.200.0130.07318.11
5.6.190.0000.04720.44
5.6.180.0200.05320.35
5.6.170.0200.04020.38
5.6.160.0100.07020.71
5.6.150.0130.07018.13
5.6.140.0100.05018.11
5.6.130.0030.07318.09
5.6.120.0070.07020.90
5.6.110.0100.07320.89
5.6.100.0070.08320.98
5.6.90.0100.08320.96
5.6.80.0070.05720.53
5.5.350.0200.04320.40
5.5.340.0100.07717.98
5.5.330.0100.08720.27
5.5.320.0400.03320.29
5.5.310.0170.04320.41
5.5.300.0070.03717.96
5.5.290.0070.06018.01
5.5.280.0070.08020.73
5.5.270.0030.06720.79
5.5.260.0030.04020.79
5.5.250.0130.05320.68
5.5.240.0070.07020.32
5.4.450.0330.05019.11
5.4.440.0070.04719.48
5.4.430.0170.04719.10
5.4.420.0230.04319.40
5.4.410.0230.04319.11
5.4.400.1030.03319.23
5.4.390.0430.03750.62
5.4.380.0930.06318.70
5.4.370.0100.05718.71
5.4.360.0200.04718.38
5.4.350.0170.07318.62
5.4.340.0030.07318.56
5.4.320.0090.03312.45
5.4.310.0050.04112.45
5.4.300.0060.03712.45
5.4.290.0050.04012.45
5.4.280.0080.04212.35
5.4.270.0130.04012.34
5.4.260.0090.04412.34
5.4.250.0050.03912.34
5.4.240.0090.03612.35
5.4.230.0070.03712.34
5.4.220.0070.03612.34
5.4.210.0060.03612.34
5.4.200.0110.03912.34
5.4.190.0100.04412.34
5.4.180.0040.04412.33
5.4.170.0100.04912.35
5.4.160.0120.04512.34
5.4.150.0090.05912.34
5.4.140.0070.04112.02
5.4.130.0050.03612.01
5.4.120.0080.03311.97
5.4.110.0080.04911.96
5.4.100.0060.04011.96
5.4.90.0120.04011.96
5.4.80.0100.03311.96
5.4.70.0050.03711.96
5.4.60.0030.03811.96
5.4.50.0040.04011.96
5.4.40.0090.04111.95
5.4.30.0060.04411.95
5.4.20.0090.04811.94
5.4.10.0070.05111.95
5.4.00.0050.05211.43
5.3.290.0050.04212.80
5.3.280.0090.04012.71
5.3.270.0080.03812.72
5.3.260.0100.03812.72
5.3.250.0080.03912.72
5.3.240.0080.04112.72
5.3.230.0060.03812.71
5.3.220.0080.03612.68
5.3.210.0060.04112.68
5.3.200.0100.03512.68
5.3.190.0080.03812.67
5.3.180.0060.03912.67
5.3.170.0070.05212.67
5.3.160.0070.05012.67
5.3.150.0070.05112.67
5.3.140.0080.05012.66
5.3.130.0090.04812.66
5.3.120.0090.04712.65
5.3.110.0070.04012.66
5.3.100.0040.03912.12
5.3.90.0080.04512.09
5.3.80.0090.04912.07
5.3.70.0120.04712.08
5.3.60.0080.05012.06
5.3.50.0130.04412.00
5.3.40.0070.04112.00
5.3.30.0080.03611.95
5.3.20.0100.03411.73
5.3.10.0100.03211.70
5.3.00.0070.04111.69
5.2.170.0040.0389.19
5.2.160.0060.0279.19
5.2.150.0040.0369.19
5.2.140.0060.0319.19
5.2.130.0020.0339.15
5.2.120.0120.0489.14
5.2.110.0070.0399.15
5.2.100.0070.0409.15
5.2.90.0050.0439.14
5.2.80.0060.0439.14
5.2.70.0080.0379.14
5.2.60.0090.0409.09
5.2.50.0050.0329.06
5.2.40.0060.0309.04
5.2.30.0050.0319.02
5.2.20.0070.0349.01
5.2.10.0100.0418.92
5.2.00.0070.0488.77
5.1.60.0050.0388.06
5.1.50.0050.0288.06
5.1.40.0070.0238.04
5.1.30.0040.0358.39
5.1.20.0050.0328.41
5.1.10.0080.0338.13
5.1.00.0130.0398.14
5.0.50.0040.0216.61
5.0.40.0050.0286.47
5.0.30.0050.0426.29
5.0.20.0040.0256.25
5.0.10.0060.0266.23
5.0.00.0060.0456.22
4.4.90.0050.0174.78
4.4.80.0030.0154.76
4.4.70.0070.0114.75
4.4.60.0030.0234.76
4.4.50.0050.0224.77
4.4.40.0010.0274.71
4.4.30.0040.0154.76
4.4.20.0040.0164.84
4.4.10.0030.0164.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0030.0234.67
4.3.90.0030.0224.63
4.3.80.0030.0334.58
4.3.70.0040.0214.63
4.3.60.0030.0224.63
4.3.50.0040.0254.62
4.3.40.0040.0334.54
4.3.30.0030.0213.28
4.3.20.0020.0223.26
4.3.10.0050.0233.22
4.3.00.0030.02048.09

preferences:
80.5 ms | 401 KiB | 5 Q