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    JSEnumerateOp

    JSEnumerateOp is the type of the JSClass.enumerate callback.

    Syntax

    typedef bool
    (* JSEnumerateOp)(JSContext *cx, JS::HandleObject obj);
    
    Name Type Description
    cx JSContext * Pointer to the JS context in which the enumeration is taking place.
    obj JS::HandleObject Pointer to the object to be enumerated.

    Description

    JSEnumerateOp is called just before an object is enumerated (via a for...in statement, an array comprehension, or a call to JS_Enumerate). It should define any remaining lazy properties that should be enumerable but are not yet defined in obj. This hook does not implement iteration: once the properties are defined, the JavaScript engine can enumerate them.

    JSClass hooks

    JSClass offers following hook:

    See Also

    Document Tags and Contributors

    Contributors to this page: fscholz, Jorend, arai
    Last updated by: arai,
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