Get each value of a multivar in a foreach callback
The callback will be called on each variable found
The regular expression is applied case-sensitively on the normalized form of
the variable name: the section and variable parts are lower-cased. The
subsection is left unchanged.
@param cfg where to look for the variable
@param name the variable's name
@param regexp regular expression to filter which variables we're
interested in. Use null to indicate all
@param callback the function to be called on each value of the variable
@param payload opaque pointer to pass to the callback
Get each value of a multivar in a foreach callback
The callback will be called on each variable found
The regular expression is applied case-sensitively on the normalized form of the variable name: the section and variable parts are lower-cased. The subsection is left unchanged.
@param cfg where to look for the variable @param name the variable's name @param regexp regular expression to filter which variables we're interested in. Use null to indicate all @param callback the function to be called on each value of the variable @param payload opaque pointer to pass to the callback