React Js Dynamically Add and Remove input fields to form
React Js Dynamically Add and Remove input fields to form:React.js provides a flexible way to dynamically add and remove input fields to a form.
By utilizing state management, we can store the input field values and track the number of fields dynamically. To add a field, we can trigger an event that updates the state by appending a new field element.
Similarly, to remove a field, we can update the state by removing the corresponding field element. React's virtual DOM efficiently handles the rendering of the updated form, ensuring a smooth user experience.
This approach allows for dynamic form generation and enables users to interactively modify the form's structure.
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How to add/delete form input fields dynamically in react js
This React.js code demonstrates a dynamic input field functionality. It uses the useState hook to manage an array of fields that contain name and email properties.
The addField function adds a new empty field to the fields array when the "Add Field" button is clicked.
The removeField function removes a field at a specified index from the fields array when the "Remove" button is clicked.
The handleChange function updates the value of a specific field (name or email) in the fields array when the corresponding input field is changed.
The render method displays the input fields, along with the "Add Field" button. Each field has a "Remove" button associated with it for removing that specific field.
Output of React Js Dynamically Add and Remove input fields to form
