3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_match('@^(?!<)\w$@','test, ');

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)
8.3.60.0120.00318.55
8.3.50.0090.00721.20
8.3.40.0110.00418.97
8.3.30.0110.00418.97
8.3.20.0000.00818.90
8.3.10.0080.00020.70
8.3.00.0040.00419.38
8.2.180.0070.01316.88
8.2.170.0170.00322.96
8.2.160.0040.01118.79
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00420.95
8.2.110.0030.00721.16
8.2.100.0040.00817.91
8.2.90.0000.00817.63
8.2.80.0080.00017.97
8.2.70.0000.00817.93
8.2.60.0040.00418.09
8.2.50.0050.00318.10
8.2.40.0000.00818.03
8.2.30.0040.00419.82
8.2.20.0050.00317.79
8.2.10.0070.00017.70
8.2.00.0080.00017.65
8.1.280.0040.01125.92
8.1.270.0030.00623.99
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0030.00622.02
8.1.230.0040.00720.91
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0030.00717.23
8.1.190.0030.00517.10
8.1.180.0080.00018.10
8.1.170.0000.00818.70
8.1.160.0000.00718.72
8.1.150.0040.00418.65
8.1.140.0040.00417.34
8.1.130.0040.00417.77
8.1.120.0030.00317.53
8.1.110.0050.00317.39
8.1.100.0030.00317.47
8.1.90.0020.00517.54
8.1.80.0040.00417.40
8.1.70.0000.00717.48
8.1.60.0000.00817.62
8.1.50.0040.00417.50
8.1.40.0060.00317.54
8.1.30.0030.00517.56
8.1.20.0060.00317.65
8.1.10.0040.00417.61
8.1.00.0030.00617.42
8.0.300.0050.00220.22
8.0.290.0040.00416.63
8.0.280.0030.00318.45
8.0.270.0000.00717.27
8.0.260.0060.00016.86
8.0.250.0000.00717.04
8.0.240.0000.00816.96
8.0.230.0000.00716.94
8.0.220.0040.00316.78
8.0.210.0030.00316.93
8.0.200.0000.00816.91
8.0.190.0040.00416.98
8.0.180.0090.00016.90
8.0.170.0040.00616.89
8.0.160.0000.00816.93
8.0.150.0040.00416.74
8.0.140.0070.00416.86
8.0.130.0030.00313.33
8.0.120.0040.00416.76
8.0.110.0030.00316.86
8.0.100.0050.00316.86
8.0.90.0040.00416.71
8.0.80.0040.01116.93
8.0.70.0000.00716.73
8.0.60.0070.00016.86
8.0.50.0070.00016.71
8.0.30.0080.01117.26
8.0.20.0130.00617.40
8.0.10.0040.00416.90
8.0.00.0050.01516.86
7.4.330.0000.00513.43
7.4.320.0030.00316.65
7.4.300.0000.00616.50
7.4.290.0000.00716.66
7.4.280.0030.00516.61
7.4.270.0030.00316.56
7.4.260.0000.00513.46
7.4.250.0050.00316.69
7.4.240.0030.00616.55
7.4.230.0000.00716.70
7.4.220.0030.01416.44
7.4.210.0070.01016.62
7.4.200.0030.00316.57
7.4.190.0040.00416.77
7.4.160.0060.00916.62
7.4.150.0050.01117.40
7.4.140.0100.00817.19
7.4.130.0120.00516.58
7.4.120.0150.00116.62
7.4.110.0070.01016.43
7.4.100.0090.01516.61
7.4.90.0060.01616.64
7.4.80.0120.00619.03
7.4.70.0070.01016.61
7.4.60.0090.00816.63
7.4.50.0050.00316.55
7.4.40.0070.01122.27
7.4.30.0120.00616.74
7.4.00.0070.00315.16
7.3.330.0050.00013.10
7.3.320.0000.00512.95
7.3.310.0030.00316.32
7.3.300.0000.00716.32
7.3.290.0110.00216.23
7.3.280.0110.00816.28
7.3.270.0100.00717.40
7.3.260.0100.01118.24
7.3.250.0120.01116.45
7.3.240.0080.00816.32
7.3.230.0110.00716.39
7.3.210.0100.00716.31
7.3.200.0090.00819.39
7.3.190.0150.00616.36
7.3.180.0080.00816.54
7.3.170.0140.00816.53
7.3.160.0090.00616.29
7.3.120.0070.00714.77
7.2.330.0080.01516.62
7.2.320.0120.00616.57
7.2.310.0060.01216.57
7.2.300.0080.01216.77
7.2.290.0150.00316.65
7.2.00.0030.01019.09
7.1.100.0000.01118.39
7.1.70.0040.00416.98
7.1.60.0060.01919.40
7.1.50.0090.01317.09
7.1.00.0000.07722.29
7.0.200.0070.00216.78
7.0.140.0000.07322.08
7.0.60.0100.08319.85
7.0.50.0070.04317.70
7.0.40.0170.06317.70
7.0.30.0030.08717.66
7.0.20.0100.07717.72
7.0.10.0070.08017.69
7.0.00.0000.05317.75
5.6.280.0070.07021.01
5.6.210.0100.04320.58
5.6.200.0100.04718.13
5.6.190.0100.06718.09
5.6.180.0000.09018.21
5.6.170.0070.05318.12
5.6.160.0070.04718.22
5.6.150.0030.05718.18
5.6.140.0070.08318.18
5.6.130.0030.04318.12
5.6.120.0030.07318.09
5.6.110.0170.07318.14
5.6.100.0070.08318.17
5.6.90.0030.08318.16
5.6.80.0030.08317.60
5.6.70.0000.06017.56
5.6.60.0100.08317.55
5.6.50.0070.06317.55
5.6.40.0070.08017.53
5.6.30.0070.08017.52
5.6.20.0070.06017.57
5.6.10.0100.07317.45
5.6.00.0030.05017.47
5.5.350.3130.03720.34
5.5.340.0070.07717.93
5.5.330.0030.08317.98
5.5.320.0030.05317.95
5.5.310.0130.07318.04
5.5.300.0100.04018.02
5.5.290.0130.07717.91
5.5.280.0100.07317.98
5.5.270.0070.07317.95
5.5.260.0230.05717.97
5.5.250.0030.08017.73
5.5.240.0000.04317.36
5.5.230.0130.05317.39
5.5.220.0130.06017.33
5.5.210.0130.07017.25
5.5.200.0170.07317.33
5.5.190.0170.07017.30
5.5.180.0030.05017.36
5.5.160.0100.07017.27
5.5.150.0030.08717.36
5.5.140.0000.08717.27
5.5.130.0130.07317.27
5.5.120.0130.06717.23
5.5.110.0070.04017.30
5.5.100.0030.04317.23
5.5.90.0030.03717.23
5.5.80.0030.03717.28
5.5.70.0100.03317.19
5.5.60.0130.07717.16
5.5.50.0070.05017.22
5.5.40.0000.04317.26
5.5.30.0070.04017.20
5.5.20.0100.05017.24
5.5.10.0000.04017.16
5.5.00.0000.04017.18
5.4.450.0130.07719.29
5.4.440.0070.07319.34
5.4.430.0130.06719.30
5.4.420.0170.07019.44
5.4.410.0100.06719.19
5.4.400.0070.06018.99
5.4.390.0030.04019.12
5.4.380.0100.04718.99
5.4.370.0130.05719.01
5.4.360.0100.07719.03
5.4.350.0030.08019.08
5.4.340.0030.07319.03
5.4.320.0170.07018.98
5.4.310.0070.08019.03
5.4.300.0100.05718.98
5.4.290.0070.07318.89
5.4.280.0100.07019.07
5.4.270.0070.04318.98
5.4.260.0130.04018.82
5.4.250.0030.04718.96
5.4.240.0100.05319.11
5.4.230.0070.03319.09
5.4.220.0100.07719.02
5.4.210.0030.06318.98
5.4.200.0070.03719.02
5.4.190.0070.07318.96
5.4.180.0000.04019.00
5.4.170.0000.04018.97
5.4.160.0030.03719.19
5.4.150.0030.04018.99
5.4.140.0070.03016.26
5.4.130.0000.04316.33
5.4.120.0030.03316.30
5.4.110.0000.03716.23
5.4.100.0000.03716.23
5.4.90.0000.03716.34
5.4.80.0070.03016.32
5.4.70.0000.03716.40
5.4.60.0100.03016.21
5.4.50.0000.03716.34
5.4.40.0000.03716.36
5.4.30.0100.02716.20
5.4.20.0030.03316.22
5.4.10.0000.03716.35
5.4.00.0100.02715.70
5.3.290.0070.05314.61
5.3.280.0070.06714.42
5.3.270.0030.03714.54
5.3.260.0000.04014.59
5.3.250.0030.03714.54
5.3.240.0070.03314.55
5.3.230.0030.03714.55
5.3.220.0000.03714.55
5.3.210.0030.04014.54
5.3.200.0030.03714.53
5.3.190.0000.04014.52
5.3.180.0070.03314.34
5.3.170.0000.03714.65
5.3.160.0100.03014.48
5.3.150.0070.03314.52
5.3.140.0000.04014.51
5.3.130.0100.03014.36
5.3.120.0100.03014.48
5.3.110.0070.03314.32
5.3.100.0030.03713.96
5.3.90.0000.03713.96
5.3.80.0030.03313.98
5.3.70.0030.03313.95
5.3.60.0070.03013.90
5.3.50.0030.03313.80
5.3.40.0000.03713.88
5.3.30.0030.03713.89
5.3.20.0030.03313.66
5.3.10.0070.03013.61
5.3.00.0030.03313.59
5.2.170.0030.03311.18
5.2.160.0100.02011.05
5.2.150.0000.03711.17
5.2.140.0070.03011.11
5.2.130.0000.03011.08
5.2.120.0030.02710.88
5.2.110.0030.02711.07
5.2.100.0000.03310.93
5.2.90.0000.03011.09
5.2.80.0000.03010.98
5.2.70.0000.03010.98
5.2.60.0030.02710.82
5.2.50.0030.02710.94
5.2.40.0000.03310.93
5.2.30.0000.03010.79
5.2.20.0100.02010.88
5.2.10.0070.04710.70
5.2.00.0100.05010.77
5.1.60.0030.04010.01
5.1.50.0000.0409.98
5.1.40.0030.02710.04
5.1.30.0030.03310.39
5.1.20.0030.03710.29
5.1.10.0030.06010.05
5.1.00.0030.03710.05
5.0.50.0070.0439.40
5.0.40.0030.0479.40
5.0.30.0000.0509.40
5.0.20.0030.0439.40
5.0.10.0000.0509.40
5.0.00.0070.0679.40
4.4.90.0030.0139.40
4.4.80.0000.0179.40
4.4.70.0000.0409.40
4.4.60.0030.0339.40
4.4.50.0030.0339.40
4.4.40.0000.0579.40
4.4.30.0000.0179.40
4.4.20.0030.0339.40
4.4.10.0030.0339.40
4.4.00.0070.0439.40
4.3.110.0000.0279.40
4.3.100.0030.0309.40
4.3.90.0030.0309.40
4.3.80.0000.0539.40
4.3.70.0000.0239.40
4.3.60.0030.0379.40
4.3.50.0000.0409.40
4.3.40.0070.0479.40
4.3.30.0030.0379.40
4.3.20.0000.0409.40
4.3.10.0030.0379.40
4.3.00.0070.0309.40

preferences:
49.87 ms | 401 KiB | 5 Q