tag: Build an 'oshExListTag' condition
In dof1985/OSHEX: Open Street Map History File Explorer

Description Usage Arguments Details Examples

The function is used to create an oshExListTag condition that can be used by the osh_filter function.

tag(...)

...

One or more key-value pairs binary operators. See 'Details' below for a description of each operator.

The tag function can be used to create one or multiple conditions bundeled together within an oshExList-class object. tag can be also used to filter data based on numeric relations (i.e. inequalities) Use concatenate to create a filter for a key-value pair (see examples).

## Not run: 
  # Filter highway of type primary only
  cond <- tag(highway %eq% primary)

  # Filter only buildings with house number equal or higher than 30
  # Use k %eq% ".", to get all objects with the k tag.
  cond <- tag(building %eq% ".", addr:housenumber %meq% 30)
  
## End(Not run)