Established R be the result of doing the actions shown in Procedure’s corresponding default operation on O,
; CBIface is distinguishable from Iface because there’s a ◠for the intersection of dictionary-like and interface-like, but It's not distinguishable from Dict due to the fact there’s no ◠in the intersection of dictionary-like and itself.
object. This Examine is employed to find out whether or not a offered Procedure invocation or attribute obtain really should be
need to be a sequence form, a nullable variety whose inner sort is really a sequence form or possibly a union sort or nullable union sort
then the worth returned when indexing the object with a offered supported house title is the worth that will be returned by invoking the operation, passing
A look at on to an ArrayBuffer that exposes it as an variety of unsigned eight little bit integers with clamped conversions Float32Array,
The definition of EventListener being a callback interface is really an example of an current API that should enable consumer objects with view it a supplied property (In cases like this handleEvent) for being viewed as to carry out the interface.
the index as the first argument and the worth as the second argument. In the event the Procedure utilized to declare the indexed residence setter
C involves M4; Calling the toJSON() method of an object utilizing interface An outlined higher than would return the subsequent JSON item:
frequent Procedure) or for static functions (if op is often a static operation) with identifier id on goal and with argument depend n.
PowerfulFeature contains Snapshotable; // Conversely, the following interface mixin customers are going to be uncovered
; Observe: As with partial interface definitions, partial dictionary definitions are meant for use like a specification
An ECMAScript price V is converted to an IDL unrestricted float price by jogging the next algorithm:
; An ECMAScript implementation would then expose a world VectorUtils data assets which was a simple object (with prototype %ObjectPrototype%) with enumerable details properties for each declared operation, and enumerable get-only accessors for each declared attribute: