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25 lines
522 B
JavaScript
25 lines
522 B
JavaScript
import PureRenderMixin from 'react-addons-pure-render-mixin';
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const CharacterCounter = React.createClass({
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propTypes: {
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text: React.PropTypes.string.isRequired,
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max: React.PropTypes.number.isRequired
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},
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mixins: [PureRenderMixin],
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render () {
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const diff = this.props.max - this.props.text.replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g, "_").length;
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return (
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<span style={{ fontSize: '16px', cursor: 'default' }}>
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{diff}
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</span>
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);
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}
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});
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export default CharacterCounter;
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