All files / helpers rem.js

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// @flow
 
import pixelsto from '../internalHelpers/_pxto'
 
/**
 * Convert pixel value to rems. The default base value is 16px, but can be changed by passing a
 * second argument to the function.
 * @function
 * @param {string|number} pxval
 * @param {string|number} [base='16px']
 * @example
 * // Styles as object usage
 * const styles = {
 *   'height': rem('16px')
 * }
 *
 * // styled-components usage
 * const div = styled.div`
 *   height: ${rem('16px')}
 * `
 *
 * // CSS in JS Output
 *
 * element {
 *   'height': '1rem'
 * }
 */
export default pixelsto('rem')