3v4l.org

run code in 300+ PHP versions simultaneously
<? if(preg_match('[0-9a-zA-Z]', 'bob')) { echo preg_match('[0-9a-zA-Z]', 'bob'); } echo <br /><hr />; if(preg_match('~[0-9a-zA-Z]~', 'bob')) { echo preg_match('[0-9a-zA-Z]', 'bob'); } echo "<br /><hr />"; if(preg_match('~[0-9a-zA-Z]+~', 'bob')) { echo preg_match('[0-9a-zA-Z]', 'bob'); } ?>

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)
8.3.60.0040.01118.43
8.3.50.0120.00721.87
8.3.40.0110.00318.63
8.3.30.0200.00018.90
8.3.20.0040.00420.30
8.3.10.0070.00023.71
8.3.00.0090.00019.26
8.2.180.0140.00018.31
8.2.170.0090.00622.96
8.2.160.0060.00919.21
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0070.00022.05
8.2.110.0070.00420.85
8.2.100.0110.00017.91
8.2.90.0000.00717.78
8.2.80.0050.00317.97
8.2.70.0040.00417.49
8.2.60.0060.00317.80
8.2.50.0080.00418.07
8.2.40.0040.00419.93
8.2.30.0000.00717.93
8.2.20.0080.00017.54
8.2.10.0020.00517.90
8.2.00.0070.00017.46
8.1.280.0070.00725.92
8.1.270.0080.00023.91
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00622.52
8.1.230.0080.00320.93
8.1.220.0040.00417.74
8.1.210.0040.00718.77
8.1.200.0000.00917.23
8.1.190.0030.00517.11
8.1.180.0000.00818.10
8.1.170.0040.00718.59
8.1.160.0040.00421.93
8.1.150.0000.00718.71
8.1.140.0000.00717.30
8.1.130.0030.00317.66
8.1.120.0030.00317.33
8.1.110.0040.00417.24
8.1.100.0000.00717.36
8.1.90.0040.00417.32
8.1.80.0030.00317.25
8.1.70.0000.00717.21
8.1.60.0030.00517.48
8.1.50.0050.00317.40
8.1.40.0070.00017.26
8.1.30.0000.01017.51
8.1.20.0040.00417.51
8.1.10.0050.00217.44
8.1.00.0080.00017.42
8.0.300.0070.00019.90
8.0.290.0040.00416.58
8.0.280.0000.00718.29
8.0.270.0030.00317.07
8.0.260.0040.00418.42
8.0.250.0000.00716.83
8.0.240.0030.00316.87
8.0.230.0030.00616.70
8.0.220.0000.00616.83
8.0.210.0020.00516.59
8.0.200.0000.00716.83
8.0.190.0030.00316.88
8.0.180.0030.00516.74
8.0.170.0040.00416.68
8.0.160.0070.00016.84
8.0.150.0050.00216.58
8.0.140.0000.00716.64
8.0.130.0040.00413.30
8.0.120.0040.00416.59
8.0.110.0030.00316.75
8.0.100.0000.00716.64
8.0.90.0000.00716.73
8.0.80.0060.01016.68
8.0.70.0000.00716.65
8.0.60.0070.00016.71
8.0.50.0020.00516.70
8.0.30.0140.01217.11
8.0.20.0140.00717.40
8.0.10.0040.00416.84
8.0.00.0090.01116.62
7.4.330.0000.00515.02
7.4.320.0030.00316.38
7.4.300.0060.00016.47
7.4.290.0060.00016.23
7.4.280.0070.00016.35
7.4.270.0030.00316.39
7.4.260.0070.00016.25
7.4.250.0070.00016.45
7.4.240.0020.00516.49
7.4.230.0040.00416.17
7.4.220.0000.01816.49
7.4.210.0130.00316.41
7.4.200.0030.00316.57
7.4.160.0080.00816.29
7.4.150.0070.01117.40
7.4.140.0150.00617.86
7.4.130.0080.00916.24
7.4.120.0120.00816.38
7.4.110.0070.01016.50
7.4.100.0090.01216.35
7.4.90.0080.00816.23
7.4.80.0070.01019.39
7.4.70.0080.00816.33
7.4.60.0090.00916.30
7.4.50.0100.00016.41
7.4.40.0080.00816.52
7.4.30.0030.01316.52
7.3.330.0030.00313.20
7.3.320.0000.00613.14
7.3.310.0030.00316.28
7.3.300.0030.00316.15
7.3.290.0040.01216.12
7.3.280.0050.01116.09
7.3.270.0060.01217.40
7.3.260.0070.01116.40
7.3.250.0110.01016.37
7.3.240.0070.01016.19
7.3.230.0100.00716.45
7.3.210.0000.01616.02
7.3.200.0130.00319.39
7.3.190.0110.00616.33
7.3.180.0060.01316.08
7.3.170.0000.01716.47
7.3.160.0030.01416.44
7.2.330.0130.00416.41
7.2.320.0070.01416.45
7.2.310.0110.00616.54
7.2.300.0120.00616.43
7.2.290.0120.00916.59
5.4.340.0060.03612.01
5.4.320.0020.03912.45
5.4.310.0070.04312.45
5.4.300.0060.03612.45
5.4.290.0080.03612.45
5.4.280.0050.03912.35
5.4.270.0060.03512.34
5.4.260.0080.03512.35
5.4.250.0060.03712.35
5.4.240.0060.03712.35
5.4.230.0050.03812.34
5.4.220.0060.03912.34
5.4.210.0070.05012.34
5.4.200.0070.04312.34
5.4.190.0040.04512.34
5.4.180.0080.03412.34
5.4.170.0040.03912.35
5.4.160.0070.04012.34
5.4.150.0080.04412.34
5.4.140.0020.04112.02
5.4.130.0030.03812.01
5.4.120.0020.03911.97
5.4.110.0090.03211.96
5.4.100.0100.03711.96
5.4.90.0070.03611.96
5.4.80.0060.03611.96
5.4.70.0030.03711.96
5.4.60.0090.03011.96
5.4.50.0030.03711.96
5.4.40.0050.04011.95
5.4.30.0020.04011.94
5.4.20.0060.03511.95
5.4.10.0070.03211.95
5.4.00.0060.03611.43

preferences:
54.94 ms | 401 KiB | 5 Q