vibe-d ~master (2022-11-16T10:14:41Z)

Json.opBinaryRight

index vibe data json Json

Checks wheter a particular key is set and returns a pointer to it.

For field that don't exist or have a type of Type.undefined, the in operator will return null.

  1. Json opBinaryRight(bool other)
  2. Json opBinaryRight(long other)
  3. Json opBinaryRight(BigInt other)
  4. Json opBinaryRight(double other)
  5. Json opBinaryRight(string other)
  6. Json opBinaryRight(Json[] other)
  7. inout(Json)* opBinaryRight(string other)
    struct Json
    @safe inout @trusted
    inout(Json)*
    opBinaryRight
    (
    string op
    )
    (
    string other
    )
    if (
    op == "in"
    )

Examples

auto j = Json.emptyObject;
j["a"] = "foo";
j["b"] = Json.undefined;

assert("a" in j);
assert(("a" in j).get!string == "foo");
assert("b" !in j);
assert("c" !in j);

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