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 vote249 views1 answer
How to install yup in react native
Javascript React
32 votes202 views1 answer
React touter dom
Javascript React
0 vote267 views1 answer
Popup react now ui
Javascript React
2 votes207 views2 answers
Text number of lines react native
Javascript React
0 vote201 views2 answers
How to give data from react native to webview
Javascript React
0 vote211 views1 answer
Export 'default' (imported as 'Redirect') was not found in 'react-router-dom'
Javascript React
13 votes216 views5 answers
React native setup
Javascript React
0 vote210 views1 answer
React js Property 'Select' does not exist on type 'Form'.ts(2339) an
Javascript React
0 vote219 views1 answer
React native controlling device brightness
Javascript React
10 votes214 views4 answers
React hooks
Javascript React