React-otp-pin NPM

react-otp-pin

Installation

npm install react-otp-pin --save

yarn add react-otp-pin

Usage

The component takes in the length of the PIN and two callback to notifiy change and completion. The index is the input which is currently in focus.

<PinInput 
  length={4} 
  initialValue=""
  secret 
  onChange={(value, index) => {}} 
  type="numeric" 
  inputMode="number"
  style={{padding: '10px'}}  
  inputStyle={{borderColor: 'red'}}
  inputFocusStyle={{borderColor: 'blue'}}
  onComplete={(value, index) => {}}
  autoSelect={true}
  regexCriteria={/^[ A-Za-z0-9_@./#&+-]*$/}
/>

Attribute	Type	Description
length	number	Number of inputs
initialValue	number\|string	Initial value of inputs
type	string	Type of input allowed
		if `numeric`, the input will take only numbers
		if `custom`, the input will take other than numbers
secret	boolean	If you set the `secret` attibute, the input will be hidden as shown below.
disabled	boolean	If you set the `disable` attibute, the input will be disabled.
focus	boolean	Setting the `focus` attibute will set the default focus on the first input element.
onChange	function	Callback function invoked on input change. The first parameter is the value and the second is the index of the input that is currently in focus
onComplete	function	Callback function invoked when all inputs have valid values. The first parameter is the value and the second is the index of the input that is currently in focus
style	object	Style for the container `div`
inputStyle	object	Style for the input element
inputFocusStyle	object	Style for the input element when on focus
autoSelect	boolean	Setting `autoSelect` to `false` will stop automatically highlighting input values on focus. This eliminates popup focus flashing on iOS.
regexCriteria	any	Add validation for `alphanumeric` type. NOTE: default value is /^ A-Za-z0-9_@./#&+-*$/

Display when secret is set alt tag

Additional APIs

<PinInput length={4} ref={(n) => ele=n} />

ele.focus() to set focus on the first input element.
ele.clear to clear the values

Custom Style

You can update the style via following props

style
inputStyle
inputFocusStyle

Or another option is to override the default style(shown below is scss. For css refer ).

.pincode-input-container
{
  .pincode-input-text
  {
    padding:0 !important;
    margin:0 2px;
    text-align:center;
    border: 1px solid;
    background: transparent;
    width: 50px;
    height: 50px;
  }
  .pincode-input-text:focus
  {
    outline:none;
    box-shadow:none;
  }
}