Compound.get

Gets the element at the given index, if exists and can be casted to T. Otherwise evaluates and returns defaultValue.

T get(string name, T defaultValue)
T get(string name, E defaultValue)
class Compound
pure @safe
T
get
(
T : Tag
E
)
(
string name
,
E defaultValue
)
if (
!is(T == E) &&
__traits(compiles, new T(defaultValue))
)

Return Value

Type: T

the named tag of type T or defaultValue if the conversion fails

Examples

auto compound = new Compound(new Named!String("test", "value"));
assert(is(typeof(compound["test"]) == NamedTag));
assert(is(typeof(compound.get!String("test", null)) == String));
assert(compound.get!String("failed", new String("failed")) == new String("failed"));
assert(compound.get!String("?", "string") == new String("string"));

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