let words = [];

​

// Word count

let word_count = {};

​

function preload() {

  loadStrings('america.txt', count);

}

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  textAlign(CENTER, CENTER);

}

​

function draw() {

  background('white');

  for (let word in word_count) {

    textSize(word_count[word] * 10);

    text(word, random(10, width - 10), random(10, height - 10));

  }

  noLoop();

}

​

function count(data) {

  // Go line by line

  for (let d of data) {

    // Turn each line into an array of words

    let line = splitTokens(d);

    // Add it to 1 big array

    words = words.concat(line);

  }

​

  // Clean up all the words

  for (let w in words) {

    let word = words[w];

    // Remove punctuation

    word = word.replace(/[\-_:;.,!?\(\)]/g, "");

    // Make it all lowercase

    word = word.toLowerCase();

    // Get rid of whitespace around the word

    word = word.trim();

    // If nothing is left, get rid of it

    if (word.length < 1) words.splice(w, 1);

    // Otherwise put cleaned up word back in array

    else words[w] = word;

  }

​

  // Index the words

  for (let word of words) {

    if (word in word_count) word_count[word]++;

    else word_count[word] = 1;

  }

}