Code explainers tagged #string-templating

import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
 

function sparkline(values, { width = 200, height = 40, stroke = '#2563eb', fill = 'rgba(37,99,235,0.12)' } = {}) {
  if (!Array.isArray(values) || values.length < 2) {
    throw new RangeError('sparkline requires at least two data points');
  }