3v4l.org

run code in 300+ PHP versions simultaneously
<?php $in = (float) .25; var_dump(preg_match('/([0-9]*(_[0-9]+)*[\.][0-9]+)|([0-9]+[\.][0-9]*(_[0-9]+)*)/', $in)); $in2 = (float) 0.25; var_dump(preg_match('/([0-9]*(_[0-9]+)*[\.][0-9]+)|([0-9]+[\.][0-9]*(_[0-9]+)*)/', $in2)); $in3 = (float) ".25"; var_dump(preg_match('/([0-9]*(_[0-9]+)*[\.][0-9]+)|([0-9]+[\.][0-9]*(_[0-9]+)*)/', $in3));

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)
8.4.120.0120.00822.29
8.4.110.0050.00422.45
8.4.100.0130.00718.97
8.4.90.0100.01018.73
8.4.80.0120.00917.96
8.4.70.0050.00418.13
8.4.60.0130.00818.99
8.4.50.0100.00918.68
8.4.40.0100.01017.72
8.4.30.0170.00318.51
8.4.20.0130.00719.88
8.4.10.0120.00419.48
8.3.250.0100.00918.68
8.3.240.0140.00516.87
8.3.230.0130.00516.66
8.3.220.0110.00819.04
8.3.210.0120.00716.67
8.3.200.0120.00816.79
8.3.190.0100.00917.07
8.3.180.0090.01218.64
8.3.170.0150.00618.77
8.3.160.0140.00416.62
8.3.150.0100.01016.92
8.3.140.0070.01017.00
8.3.130.0090.00018.50
8.3.120.0000.00918.91
8.3.110.0050.00520.94
8.3.100.0090.00324.06
8.3.90.0100.01326.77
8.3.80.0060.00319.36
8.3.70.0190.00016.63
8.3.60.0120.00918.43
8.3.50.0100.00724.62
8.3.40.0110.01119.02
8.3.30.0080.00818.79
8.3.20.0090.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.290.0130.00620.60
8.2.280.0070.00418.73
8.2.270.0110.00716.66
8.2.260.0060.00318.93
8.2.250.0080.00016.71
8.2.240.0070.01318.84
8.2.230.0040.00422.58
8.2.220.0040.00437.54
8.2.210.0140.00726.77
8.2.200.0090.00018.88
8.2.190.0060.00916.63
8.2.180.0170.00325.92
8.2.170.0040.01118.91
8.2.160.0000.01422.96
8.2.150.0080.00025.66
8.2.140.0060.00324.66
8.2.130.0060.00326.16
8.2.120.0040.00420.94
8.2.110.0060.00320.52
8.2.100.0100.00717.84
8.2.90.0000.00817.88
8.2.80.0040.00418.89
8.2.70.0040.00417.88
8.2.60.0030.00518.04
8.2.50.0000.00818.07
8.2.40.0000.00818.16
8.2.30.0080.00018.02
8.2.20.0000.00718.08
8.2.10.0040.00419.03
8.2.00.0000.00719.18
8.1.330.0090.01121.96
8.1.320.0100.01016.19
8.1.310.0150.00418.50
8.1.300.0040.00816.61
8.1.290.0030.00630.84
8.1.280.0040.01125.92
8.1.270.0060.00323.99
8.1.260.0130.00626.35
8.1.250.0150.00428.09
8.1.240.0140.00418.84
8.1.230.0040.00717.70
8.1.220.0050.00317.74
8.1.210.0090.00018.77
8.1.200.0000.00817.24
8.1.190.0050.00317.35
8.1.180.0000.00818.10
8.1.170.0050.00318.54
8.1.160.0050.00218.84
8.1.150.0040.00418.74
8.1.140.0000.00818.93
8.1.130.0000.00820.04
8.1.120.0000.00717.57
8.1.110.0040.00417.58
8.1.100.0040.00417.44
8.1.90.0070.00017.53
8.1.80.0000.00817.58
8.1.70.0000.00717.43
8.1.60.0050.00317.57
8.1.50.0050.00317.62
8.1.40.0080.00317.61
8.1.30.0040.00417.66
8.1.20.0000.00817.76
8.1.10.0040.00417.57
8.1.00.0000.00917.52
8.0.300.0090.00018.77
8.0.290.0030.00516.75
8.0.280.0000.00718.41
8.0.270.0000.00718.07
8.0.260.0030.00318.41
8.0.250.0030.00317.10
8.0.240.0040.00417.20
8.0.230.0070.00017.08
8.0.220.0040.00417.00
8.0.210.0040.00417.05
8.0.200.0000.00716.99
8.0.190.0050.00317.09
8.0.180.0040.00417.03
8.0.170.0000.00917.07
8.0.160.0070.00017.00
8.0.150.0040.00416.93
8.0.140.0060.00616.92
8.0.130.0060.00013.50
8.0.120.0070.00017.03
8.0.110.0050.00216.86
8.0.100.0040.00417.07
8.0.90.0040.00416.95
8.0.80.0070.01117.04
8.0.70.0050.00316.91
8.0.60.0040.00416.99
8.0.50.0050.00316.88
8.0.30.0150.00317.11
8.0.20.0090.01017.03
8.0.10.0040.00417.05
8.0.00.0230.00316.88
7.4.330.0000.00415.55
7.4.320.0040.00416.56
7.4.300.0000.00616.55
7.4.290.0110.00016.65
7.4.280.0000.00716.77
7.4.270.0030.00316.51
7.4.260.0000.00613.46
7.4.250.0030.00316.53
7.4.240.0000.00816.76
7.4.230.0050.00216.65
7.4.220.0050.00216.51
7.4.210.0080.01116.74
7.4.200.0070.00016.76
7.4.130.0130.00716.73
7.4.120.0120.00916.73
7.4.110.0030.01416.48
7.4.100.0110.00616.84
7.4.90.0070.01016.61
7.4.80.0140.00319.39
7.4.70.0130.00716.55
7.4.60.0130.00416.61
7.4.50.0040.01216.49
7.4.40.0000.01716.73
7.4.30.0050.01316.50
7.4.20.0120.00616.29
7.4.10.0110.00616.52
7.4.00.0140.00616.54
7.3.330.0000.00716.37
7.3.320.0000.00513.18
7.3.310.0030.00516.39
7.3.300.0060.00016.36
7.3.290.0060.00916.39
7.3.280.0080.00816.24
7.3.260.0120.00616.81
7.3.240.0050.01216.36
7.3.230.0090.00916.13
7.3.210.0140.00716.31
7.3.200.0110.00516.26
7.3.190.0180.00016.36
7.3.180.0080.01116.61
7.3.170.0130.00416.25
7.3.160.0100.00716.22
7.3.150.0110.01516.46
7.3.140.0080.01116.41
7.3.130.0090.00916.44
7.3.120.0100.01316.57
7.3.110.0190.00516.51
7.3.100.0050.01416.55
7.3.90.0110.01116.28
7.3.80.0130.00716.24
7.3.70.0160.01016.38
7.3.60.0150.00416.45
7.3.50.0000.01816.38
7.3.40.0100.01516.34
7.3.30.0130.00716.53
7.3.20.0220.00416.42
7.3.10.0140.00516.29
7.3.00.0060.01216.51
7.2.330.0130.00316.50
7.2.320.0120.00616.86
7.2.310.0080.01116.45
7.2.300.0090.00916.56
7.2.290.0070.01316.77
7.2.280.0160.01016.40
7.2.270.0190.00016.64
7.2.260.0130.00816.66
7.2.250.0070.01316.65
7.2.240.0120.00916.53
7.2.230.0140.00416.78
7.2.220.0090.00916.55
7.2.210.0080.01116.66
7.2.200.0110.00816.38
7.2.190.0090.00916.77
7.2.180.0160.00316.66
7.2.170.0100.01016.54
7.2.160.0170.01016.68
7.2.150.0060.01316.50
7.2.140.0360.01216.56
7.2.130.0110.01116.75
7.2.120.0150.00816.66
7.2.110.0140.00516.54
7.2.100.0120.00916.57
7.2.90.0080.01416.81
7.2.80.0090.01216.73
7.2.70.0180.00816.65
7.2.60.0160.00916.64
7.2.50.0120.01516.75
7.2.40.0140.00716.59
7.2.30.0150.00616.52
7.2.20.0110.00816.60
7.2.10.0220.00016.59
7.2.00.0120.00716.71

preferences:
28.91 ms | 403 KiB | 5 Q