@uifabric/utilities
Version:
Fluent UI React utilities for building components.
12 lines • 541 B
JavaScript
/**
* Determines whether a component is controlled.
* @param props - Component props
* @param valueProp - Prop containing the controlled value
* @returns true if controlled, false if uncontrolled
*/
export function isControlled(props, valueProp) {
// React's built-in <input> considers a prop to be provided if its value is non-null/undefined.
// Mirror that behavior here (rather than checking for just undefined).
return props[valueProp] !== undefined && props[valueProp] !== null;
}
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