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Enum member std.traits.hasStaticMember
Whether the symbol represented by the string, member, exists and is a static member of T.
enum hasStaticMember(T, string member)
= __traits(compiles, &sym);
Parameters
Name | Description |
---|---|
T | Type containing symbol member . |
member | Name of symbol to test that resides in T . |
Returns
true
iff member
exists and is static.
Example
static struct S
{
static void sf() {}
void f() {}
static int si;
int i;
}
static assert( hasStaticMember!(S, "sf"));
static assert(!hasStaticMember!(S, "f"));
static assert( hasStaticMember!(S, "si"));
static assert(!hasStaticMember!(S, "i"));
static assert(!hasStaticMember!(S, "hello"));
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.