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API > @angular/core

resolveForwardRef

Lazily retrieves the reference value from a forwardRef.

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resolveForwardRef<T>(type: T): T
      
      resolveForwardRef<T>(type: T): T
参数
type T
返回值

T

参见

说明

Acts as the identity function when given a non-forward-ref value.

使用说明

Example

const ref = forwardRef(() => 'refValue'); expect(resolveForwardRef(ref)).toEqual('refValue'); expect(resolveForwardRef('regularValue')).toEqual('regularValue');
      
      const ref = forwardRef(() => 'refValue');
expect(resolveForwardRef(ref)).toEqual('refValue');
expect(resolveForwardRef('regularValue')).toEqual('regularValue');