Can't type in React input text field

Question

I\'m trying my first bit of React.js and am stumped early on... I have the code below, which renders a search form into

. B

Answer 1

This might be caused by the onChange function is not updating the proper value which is mentioned in the input.

Example:

 changeText(event){
        this.setState(
            {textValue : event.target.value}
        );
    }

in the onChange function update the mentioned value field.