3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_match('#^\w$#', 'Test',$regs)); var_dump(preg_match('#^\w$#', 'T',$regs)); var_dump(preg_match('#^\w+$#', 'Test',$regs));

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)
8.3.70.0150.00316.47
8.3.60.0080.00816.75
8.3.50.0090.01017.61
8.3.40.0110.00318.84
8.3.30.0110.00418.84
8.3.20.0080.00018.77
8.3.10.0060.00320.53
8.3.00.0040.00419.23
8.2.180.0140.00416.75
8.2.170.0090.00922.96
8.2.160.0140.00021.20
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00419.24
8.2.110.0000.01021.06
8.2.100.0030.00917.78
8.2.90.0030.00619.09
8.2.80.0050.00317.80
8.2.70.0050.00317.75
8.2.60.0030.00617.78
8.2.50.0040.00418.07
8.2.40.0050.00317.95
8.2.30.0070.00318.05
8.2.20.0000.00717.67
8.2.10.0030.00617.60
8.2.00.0000.00817.80
8.1.280.0090.00625.92
8.1.270.0070.00024.66
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0060.00320.67
8.1.230.0070.00320.96
8.1.220.0040.00417.74
8.1.210.0030.00618.80
8.1.200.0090.00317.36
8.1.190.0040.00417.39
8.1.180.0090.00018.10
8.1.170.0050.00318.79
8.1.160.0000.00718.70
8.1.150.0000.00718.65
8.1.140.0000.00717.46
8.1.130.0070.00017.73
8.1.120.0000.00717.50
8.1.110.0040.00417.43
8.1.100.0050.00317.51
8.1.90.0000.00717.44
8.1.80.0040.00417.54
8.1.70.0070.00017.46
8.1.60.0080.00017.66
8.1.50.0040.00417.47
8.1.40.0000.00817.49
8.1.30.0000.00717.66
8.1.20.0050.00317.54
8.1.10.0000.00817.59
8.1.00.0040.00417.54
8.0.300.0070.00019.90
8.0.290.0040.00416.88
8.0.280.0000.00718.32
8.0.270.0040.00417.16
8.0.260.0000.00616.75
8.0.250.0000.00817.00
8.0.240.0080.00316.88
8.0.230.0000.00716.99
8.0.220.0030.00316.81
8.0.210.0070.00016.91
8.0.200.0040.00416.92
8.0.190.0040.00416.92
8.0.180.0000.00716.81
8.0.170.0060.00316.89
8.0.160.0040.00416.84
8.0.150.0030.00716.74
8.0.140.0000.00816.75
8.0.130.0000.00513.39
8.0.120.0050.00216.75
8.0.110.0040.00416.71
8.0.100.0040.00416.79
8.0.90.0000.00716.87
8.0.80.0120.00316.85
8.0.70.0000.00716.75
8.0.60.0030.00516.86
8.0.50.0050.00216.86
8.0.30.0090.01017.27
8.0.20.0060.01317.11
8.0.10.0000.00716.81
8.0.00.0120.00816.86
7.4.330.0030.00313.08
7.4.320.0060.00016.60
7.4.300.0000.00816.54
7.4.290.0070.00016.53
7.4.280.0050.00316.64
7.4.270.0040.00416.63
7.4.260.0000.00613.36
7.4.250.0030.00616.58
7.4.240.0030.00316.56
7.4.230.0070.00016.39
7.4.220.0110.00716.63
7.4.210.0070.00916.64
7.4.200.0050.00316.68
7.4.190.0000.00716.65
7.4.160.0090.00916.70
7.4.150.0120.00616.35
7.4.140.0090.01416.60
7.4.130.0080.00916.53
7.4.120.0090.00816.50
7.4.110.0130.00916.84
7.4.100.0100.01416.55
7.4.90.0070.01016.62
7.4.80.0060.01216.53
7.4.70.0100.01316.36
7.4.60.0090.00716.48
7.4.50.0000.00616.34
7.4.40.0090.00616.56
7.4.30.0110.00616.57
7.4.00.0090.00614.96
7.3.330.0030.00313.01
7.3.320.0020.00213.03
7.3.310.0030.00616.12
7.3.300.0060.00316.33
7.3.290.0080.00716.27
7.3.280.0110.00516.27
7.3.270.0080.00916.54
7.3.260.0160.00516.52
7.3.250.0060.01716.48
7.3.240.0090.00916.61
7.3.230.0100.00716.44
7.3.210.0040.01216.31
7.3.200.0050.01419.39
7.3.190.0120.00916.39
7.3.180.0080.00816.54
7.3.170.0090.00916.16
7.3.160.0000.01516.49
7.3.120.0070.00614.64
7.3.10.0250.01116.46
7.3.00.0240.00916.25
7.2.330.0030.01816.59
7.2.320.0090.00916.58
7.2.310.0030.01616.54
7.2.300.0130.00316.53
7.2.290.0070.01116.45
7.2.130.0130.01016.54
7.2.120.0090.00816.36
7.2.110.0130.00716.26
7.2.100.0190.01416.58
7.2.90.0150.00616.71
7.2.80.0140.00516.58
7.2.70.0120.00816.89
7.2.60.0110.00616.64
7.2.50.0090.01116.65
7.2.40.0160.00316.79
7.2.30.0130.00716.90
7.2.20.0100.00716.90
7.2.10.0280.00716.47
7.2.00.0080.00717.61
7.1.250.0070.01715.29
7.1.230.0120.00915.61
7.1.220.0620.00615.82
7.1.210.0110.00715.81
7.1.200.0070.00715.73
7.1.190.0150.00315.94
7.1.180.0150.00415.91
7.1.170.0120.00415.78
7.1.160.0060.01415.84
7.1.150.0090.00515.48
7.1.140.0070.01115.91
7.1.130.0100.00515.75
7.1.120.0130.00815.61
7.1.110.0230.00715.55
7.1.100.0050.00917.00
7.1.90.0090.00915.80
7.1.80.0100.00615.87
7.1.70.0030.00816.56
7.1.60.0070.01317.67
7.1.50.0100.00816.32
7.1.40.0110.00416.09
7.1.30.0110.00415.80
7.1.20.0140.00715.77
7.1.10.0070.00715.85
7.1.00.0100.03319.08
7.0.310.0090.00915.42
7.0.300.0110.00615.01
7.0.290.0460.00015.36
7.0.280.0180.00315.39
7.0.270.0120.00915.53
7.0.260.0350.00815.39
7.0.250.0130.00615.41
7.0.240.0140.00315.41
7.0.230.0070.01015.24
7.0.220.0070.01115.64
7.0.210.0130.00315.37
7.0.200.0060.00715.91
7.0.190.0120.00915.59
7.0.180.0140.00715.32
7.0.170.0140.00315.52
7.0.160.0050.01015.70
7.0.150.0060.01015.34
7.0.140.0110.03418.62
7.0.130.0080.00415.57
7.0.120.0090.03818.71
7.0.110.0100.00515.39
7.0.100.0090.00315.55
7.0.90.0130.00515.52
7.0.80.0060.00915.38
7.0.70.0130.00315.50
7.0.60.0060.04817.75
7.0.50.0090.03216.51
7.0.40.0070.04315.52
7.0.30.0090.04515.58
7.0.20.0070.04815.70
7.0.10.0120.02715.72
7.0.00.0080.04115.52
5.6.380.0070.01014.29
5.6.370.0080.00814.42
5.6.360.0100.00514.32
5.6.350.0070.00714.08
5.6.340.0130.00313.90
5.6.330.0090.00514.45
5.6.320.0100.01014.08
5.6.310.0150.00014.02
5.6.300.0120.00014.00
5.6.290.0070.01314.03
5.6.280.0090.03317.39
5.6.270.0100.00314.24
5.6.260.0190.00014.09
5.6.250.0120.00514.34
5.6.240.0130.00014.01
5.6.230.0090.00613.96
5.6.220.0090.00313.97
5.6.210.0100.02317.41
5.6.200.0140.04216.20
5.6.190.0070.03316.18
5.6.180.0060.04416.05
5.6.170.0070.02516.03
5.6.160.0120.02816.24
5.6.150.0040.04716.14
5.6.140.0100.04316.18
5.6.130.0060.03316.22
5.6.120.0050.03316.15
5.6.110.0040.02716.24
5.6.100.0100.03316.23
5.6.90.0060.04516.17
5.6.80.0100.03915.93
5.6.70.0100.03515.69
5.6.60.0060.02315.90
5.6.50.0080.04315.87
5.6.40.0070.02215.76
5.6.30.0080.02315.83
5.6.20.0090.02915.77
5.6.10.0100.03815.64
5.6.00.0090.03115.74
5.5.380.0120.00612.79
5.5.370.0110.00312.79
5.5.360.0050.00512.79
5.5.350.0190.04216.55
5.5.340.0000.03015.40
5.5.330.0050.04515.35
5.5.320.0050.03515.36
5.5.310.0070.03615.35
5.5.300.0060.03315.38
5.5.290.0070.01915.35
5.5.280.0110.03515.35
5.5.270.0020.02515.37
5.5.260.0090.03215.40
5.5.250.0090.02215.26
5.5.240.0100.04015.03
5.5.230.0090.04215.04
5.5.220.0080.03315.04
5.5.210.0110.03815.10
5.5.200.0030.02615.01
5.5.190.0040.03415.02
5.5.180.0030.03815.07
5.5.170.0120.00414.00
5.5.160.0120.03515.01
5.5.150.0110.03815.01
5.5.140.0040.04215.08
5.5.130.0100.02315.07
5.5.120.0020.05015.02
5.5.110.0160.02815.05
5.5.100.0070.03815.01
5.5.90.0100.03715.02
5.5.80.0070.03714.94
5.5.70.0100.03415.02
5.5.60.0090.03414.96
5.5.50.0070.03515.00
5.5.40.0050.04114.99
5.5.30.0040.02715.02
5.5.20.0070.03315.02
5.5.10.0050.04315.00
5.5.00.0050.04015.00
5.4.450.0080.02316.13
5.4.440.0050.02716.08
5.4.430.0080.04316.16
5.4.420.0060.02916.01
5.4.410.0110.02315.98
5.4.400.0080.04015.84
5.4.390.0120.03515.88
5.4.380.0100.03015.88
5.4.370.0140.03515.84
5.4.360.0060.02915.90
5.4.350.0140.03315.89
5.4.340.0120.03715.84
5.4.330.0100.00012.79
5.4.320.0080.04015.95
5.4.310.0040.02515.87
5.4.300.0050.04015.81
5.4.290.0060.04115.90
5.4.280.0080.04215.99
5.4.270.0130.02115.88
5.4.260.0070.03115.88
5.4.250.0120.03815.90
5.4.240.0100.03715.99
5.4.230.0040.04615.93
5.4.220.0110.03015.95
5.4.210.0060.02215.88
5.4.200.0090.04315.90
5.4.190.0080.02215.99
5.4.180.0050.02315.91
5.4.170.0140.01515.87
5.4.160.0110.04015.95
5.4.150.0100.03815.88
5.4.140.0090.03914.55
5.4.130.0050.02714.62
5.4.120.0070.04114.48
5.4.110.0090.03914.48
5.4.100.0050.02914.61
5.4.90.0100.03214.55
5.4.80.0040.04014.60
5.4.70.0100.02014.59
5.4.60.0070.02414.64
5.4.50.0030.02814.64
5.4.40.0060.03414.55
5.4.30.0050.03114.51
5.4.20.0040.02514.52
5.4.10.0080.03914.56
5.4.00.0050.03814.25
5.3.290.0100.02613.70
5.3.280.0070.03713.73
5.3.270.0050.03013.59
5.3.260.0050.04513.59
5.3.250.0040.03913.61
5.3.240.0070.03113.68
5.3.230.0040.04113.68
5.3.220.0100.04213.66
5.3.210.0070.02713.67
5.3.200.0070.04113.62
5.3.190.0170.01513.67
5.3.180.0060.02913.64
5.3.170.0080.03813.66
5.3.160.0120.02213.66
5.3.150.0050.02213.63
5.3.140.0030.02113.65
5.3.130.0090.03513.56
5.3.120.0060.02713.65
5.3.110.0080.02513.58
5.3.100.0050.02613.38
5.3.90.0060.02113.29
5.3.80.0040.02213.28
5.3.70.0000.03513.33
5.3.60.0070.03813.43
5.3.50.0040.03713.34
5.3.40.0100.03613.34
5.3.30.0090.03613.33
5.3.20.0060.03213.22
5.3.10.0100.02813.20
5.3.00.0110.03513.19
5.2.170.0080.02811.95
5.2.160.0040.02911.88
5.2.150.0060.02811.94
5.2.140.0090.02711.95
5.2.130.0060.03511.88
5.2.120.0100.03211.91
5.2.110.0000.03811.93
5.2.100.0070.03011.93
5.2.90.0050.02711.93
5.2.80.0050.02511.91
5.2.70.0040.02111.94
5.2.60.0060.03411.87
5.2.50.0060.03111.85
5.2.40.0080.02011.88
5.2.30.0050.03311.87
5.2.20.0090.02911.83
5.2.10.0050.02411.82
5.2.00.0090.01511.73
5.1.60.0060.02711.41
5.1.50.0080.02811.40
5.1.40.0080.02611.34
5.1.30.0040.03111.55
5.1.20.0060.02211.52
5.1.10.0100.02311.44
5.1.00.0040.03111.45
5.0.50.0060.02510.68
5.0.40.0030.02510.58
5.0.30.0030.03010.48
5.0.20.0020.02010.52
5.0.10.0020.02710.46
5.0.00.0070.03110.50
4.4.90.0030.02110.39
4.4.80.0070.01410.39
4.4.70.0050.01710.39
4.4.60.0030.01710.39
4.4.50.0020.01910.39
4.4.40.0000.03010.39
4.4.30.0020.01510.39
4.4.20.0050.01810.39
4.4.10.0020.02110.39
4.4.00.0040.02310.39
4.3.110.0040.02010.39
4.3.100.0060.01810.39
4.3.90.0000.01610.39
4.3.80.0020.02310.39
4.3.70.0010.01310.39
4.3.60.0040.02010.39
4.3.50.0020.01910.39
4.3.40.0020.02710.39
4.3.30.0020.01310.39
4.3.20.0010.01210.39
4.3.10.0050.01710.39
4.3.00.0050.01610.39

preferences:
41.55 ms | 401 KiB | 5 Q