(Quick Reference)
pageScope
目的
Purpose
A reference to the binding of the GSP that the tag library is being executed within. Allows access to variables set with the
set tag and those passed to the page from the controller model.
使用例
Examples
class BookTagLib { def parent = { attrs, body ->
pageScope.parent = "John"
out << body()
} def child = { attrs, body ->
out << "My parent is ${pageScope.parent}"
}
}
<g:parent>
<g:child /> // Outputs "My parent is John"
</g:parent>
詳細
Description
The
pageScope
variable contains a reference to the underlying model being manipulated by the page. It can also be used to pass variables from parent to child tags.