React input number

    <input type="text" pattern="[0-9]*"
     onInput={this.handleChange.bind(this)} value={this.state.financialGoal} />

Source: stackoverflow.com

React input number validation

// Validation with REGEX
const rx_live = /^[+-]?\d*(?:[.,]\d*)?$/;

class TestForm extends React.Component {
  constructor() {
    super();
    this.state = {
      depositedAmount: ''
    };
  }

  handleDepositeAmountChange = (evt) => {
    if (rx_live.test(evt.target.value))
        this.setState({ depositedAmount : evt.target.value });
 }
  
  render() {
    return (
      <form>
       <input
        type="text"
        id="depositedAmount"
        maxLength={9}
        pattern="[+-]?\d+(?:[.,]\d+)?"
        placeholder="Enter amount"
        onChange={this.handleDepositeAmountChange}
        value={this.state.depositedAmount}
       />
      </form>
    )
  }
}

Source: stackoverflow.com

Similar codes

0 vote261 views1 answer
React Native Expo Scrollview Scroll to bottom
Javascript React
3 votes275 views1 answer
React export
Javascript React
17 votes244 views5 answers
How to run react native app
Javascript React
0 vote215 views2 answers
Selected css based on route react
Javascript React
-1 vote239 views2 answers
Toggle on button click in react js functional component
Javascript React
0 vote242 views1 answer
Build class component react
Javascript React
4 votes248 views1 answer
Reactjs onclick open new page
Javascript React
1 vote235 views1 answer
Shopping cart small icon code react-bootstrap 4.6 fa fas
Javascript React
1 vote246 views2 answers
How to render react native app under the status bar
Javascript React
142 votes381 views5 answers
Install react
Javascript React