getNestedClass-character-missing-method: Get Nested (char-miss)

In rappster/nestr: Nested object structures

Description

See generic: getNestedClass

Usage

## S4 method for signature 'character,missing'
getNestedClass(id, where = parent.frame(),
  default = NULL, strict = c(0, 1, 2), ...)

Arguments

id	character.
where	missing.
strict	logical. Controls what happens when id points to a non-existing component: 0: ignore and return FALSE to signal that the assignment process was not successful or fail_value depending on the value of return_status 1: ignore and with warning and return FALSE 2: ignore and with error
...	Further arguments to be passed to subsequent functions/methods.

Value

See method getNestedClass-char-char-method

Author(s)

Janko Thyson [e-mail]

References

http://github.com/Rappster/nestr

See Also

getNestedClass

Examples

## Not run: 

##------------------------------------------------------------------------------
## Basics //
##------------------------------------------------------------------------------

setNested(id = "test", value = TRUE)
getNestedClass(id = "test")

setNested(id = "a/b/c", value = 10)
getNestedClass(id = "a")
getNestedClass(id = "a/b")
getNestedClass(id = "a/b/c")
getNestedClass(id = "a/b/c/d")

getNestedClass(id = "c")
getNestedClass(id = "c/d/e")
  
##------------------------------------------------------------------------------
## Strictness levels //
##------------------------------------------------------------------------------

## Empty ID //
getNestedClass(id = character())
try(getNestedClass(id = character(), strict = 1))
try(getNestedClass(id = character(), strict = 2))

## Not-existing //  
getNestedClass(id = "c/d/e")
try(getNestedClass(id = "c/d/e", strict = 1))
try(getNestedClass(id = "c/d/e", strict = 2))

##------------------------------------------------------------------------------
## Explicit `where` //
##------------------------------------------------------------------------------

where <- new.env()
setNested(id = "a/b/c", value = 10, where = where)
getNestedClass(id = "a/b/c", where = where)
getNestedClass(id = "a/b/c/d", where = where)
getNestedClass(id = "c/d/e", where = where)


## End(Not run)

rappster/nestr documentation built on May 26, 2019, 11:22 p.m.