View source code
Display the source code in std/traits.d from which this
page was generated on github.
Report a bug
If you spot a problem with this page, click here to create a
Bugzilla issue.
Improve this page
Quickly fork, edit online, and submit a pull request for this page.
Requires a signed-in GitHub account. This works well for small changes.
If you'd like to make larger changes you may want to consider using
local clone.
Enum member std.traits.hasIndirections
Returns true
if and only if T
's representation includes at
least one of the following:
- a raw pointer
U*
; - an
array
U[]
; - a reference to a class type
C
; - an associative array;
- a delegate;
- a [context pointer][isNested].
enum hasIndirections(T)
= anySatisfy!( .hasIndirections, typeof(T .tupleof));
Example
static assert( hasIndirections!(int[string]));
static assert( hasIndirections!(void delegate()));
static assert( hasIndirections!(void delegate() immutable));
static assert( hasIndirections!(immutable(void delegate())));
static assert( hasIndirections!(immutable(void delegate() immutable)));
static assert(!hasIndirections!(void function()));
static assert( hasIndirections!(void*[1]));
static assert(!hasIndirections!(byte[1]));
Authors
Walter Bright,
Tomasz Stachowiak (isExpressions
),
Andrei Alexandrescu,
Shin Fujishiro,
Robert Clipsham,
David Nadlinger,
Kenji Hara,
Shoichi Kato
License
Copyright © 1999-2022 by the D Language Foundation | Page generated by ddox.