JSContext *cx, JSObject *obj |
cx is the opaque JSContext pointer that was passed to the JavaScript function. |
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obj is a reference to an array object. |
| Description | Given a pointer to an array object, gets the number of elements in the array. | ||||
| Arguments | JSContext *cx, JSObject *obj |
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| Returns | The number of elements in the array, or -1 upon failure. | ||||
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