Usefull Fuctions to create Slugs, Titles and Trim Strings

amazing-string-fuctions.js

// Slugify a String

function slugify(string) {
  const a = 'àáäâãåăæąçćčđďèéěėëêęğǵḧìíïîįłḿǹńňñòóöôœøṕŕřßşśšșťțùúüûǘůűūųẃẍÿýźžż·/_,:;'
  const b = 'aaaaaaaaacccddeeeeeeegghiiiiilmnnnnooooooprrsssssttuuuuuuuuuwxyyzzz------'
  const p = new RegExp(a.split('').join('|'), 'g')

  return string.toString().toLowerCase()
    .replace(/\s+/g, '-') // Replace spaces with -
    .replace(p, c => b.charAt(a.indexOf(c))) // Replace special characters
    .replace(/&/g, '-and-') // Replace & with 'and'
    .replace(/[^\w-]+/g, '') // Remove all non-word characters
    .replace(/--+/g, '-') // Replace multiple - with single -
    .replace(/^-+/, '') // Trim - from start of text
    .replace(/-+$/, '') // Trim - from end of text
}

// Create Title

function titleIfy(slug) {
  var words = slug.split('-');
  for (var i = 0; i < words.length; i++) {
    var word = words[i];
    words[i] = word.charAt(0).toUpperCase() + word.slice(1);
  }
  return words.join(' ');
}

//Trim a String

function getTrimmedString(string, length = 8) {
  if (string.length <= length) {
    return string
  } else {
    return string.substring(0, length) + '...'
  }
}