React Js set Dropdown default value
React Js set Dropdown default value:To set a default value for a dropdown in React.js,you can achieve it by setting the initial state of the dropdown component.
In your component's constructor or state declaration, define a variable to hold the default value. Then, use this variable as the value prop in the <select> element.
This way, the dropdown will be initialized with the desired default value when the component renders. Remember to handle the change event to update the state when the dropdown value is modified.
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How can you set the default value for a dropdown in React.js?
This React JS code sets the default value of a dropdown (select) element to 'Joe Biden'.
The code uses the useState hook to define a selectedValue state variable and a setSelectedValue function to update the selected value.
The handleChange function is called whenever the dropdown selection changes, updating the selectedValue state.
The value attribute of the select element is set to the selectedValue state, ensuring the dropdown displays the correct default value.
Output of React Js set Dropdown default value
