meaning of .*
 

Can any one pls tell meaing of ".*" . it has been used in many files .
for ex:
/*--------------------------------*- C++ -*----------------------------------*\
| ========= | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
| \\ / O peration | Version: 2.2.2 |
| \\ / A nd | Web: www.OpenFOAM.org |
| \\/ M anipulation | |
\*---------------------------------------------------------------------------*/
FoamFile
{
version 2.0;
format ascii;
class volScalarField;
object epsilon;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

dimensions [0 2 -3 0 0 0 0];

internalField uniform 0.01;

boundaryField
{
".*":confused:
{
type calculated;
value uniform 0.01;
}
}


// ************************************************** *********************** //

means all patches ;)

Hi,

To be more precise (as you can meet .* in other files without any connection to patches), it is regular expression, dot means "any character", star means "0 or more repetitions". So any string matches this pattern.