React Js Get Select Value onclick button
React Js Get Select Value onclick button:In Reactjs, to get the selected value of a dropdown (select element) when a button is clicked, you need to store the selected value in the component's state. Create a state variable to hold the selected value and use the onChange
event on the select element to update the state when the user makes a selection. Then, when the button is clicked, you can access the selected value from the state. Ensure the button's onClick
event handler reads the state value and performs necessary actions with it.




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How can I get the selected value from a React.js <select>
element when clicking a button?
This Reactjs code snippet creates a component with a dropdown select element and a button. When an option is selected from the dropdown, the selected value is stored in the component's state using useState
. Upon clicking the button, the selected value is displayed in the console, and an alert is shown with the message "check in console." The component ensures that the selected value is updated in real-time, providing a simple way to get the select value on button click in a React application.
React Js Get Select Value onclick button Example
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<script type="text/babel">
const { useState } = React;
const App = () => {
// Step 1: Create a state variable to store the selected value
const [selectedValue, setSelectedValue] = useState('');
// Step 2: Update the state when the user selects an option
const handleSelectChange = (event) => {
setSelectedValue(event.target.value);
};
// Step 3: Handle button click and use the selected value
const handleButtonClick = () => {
// Do something with the selected value, e.g., display it or pass it to a function
console.log('Selected Value:', selectedValue);
alert('check in console')
};
return (
<div className='container'>
<h3>React Js Get Select Value onclick button</h3>
{/* Step 2: Attach an onChange event to the select element */}
<select onChange={handleSelectChange} value={selectedValue}>
<option value="">Select an option</option>
<option value="option1">Option 1</option>
<option value="option2">Option 2</option>
<option value="option3">Option 3</option>
</select>
{/* Step 3: Attach an onClick event to the button */}
<button onClick={handleButtonClick}>Get Selected Value</button>
</div>
);
}
ReactDOM.render(<App />, document.getElementById('app'));
</script>