export declare function useRef<Value>(val: Value): { | |
current: Value; | |
}; | |
export declare function useRef<Value>(val?: Value): { | |
current: Value | undefined; | |
}; | |
export declare function useRef<Value>(val: Value): { | |
current: Value; | |
}; | |
export declare function useRef<Value>(val?: Value): { | |
current: Value | undefined; | |
}; | |