--- id: 5ddb965c65d27e1512d44dba title: Part 35 challengeType: 0 dashedName: part-35 --- # --description-- The data that we currently pass to `createTextNode()` is `Math.abs(difference) + ' Calorie ' + surplusOrDeficit`. Some people consider this a little cumbersome and prefer to use template literals instead. Template literals are enclosed in backticks (\`\`), and JavaScript expressions and variables can be embedded by enclosing them in `${}`. For example, ``console.log(`Hello ${firstName}, today is ${Date.now()}`)`` is the same as writing `console.log('Hello ' + firstName + ', today is ' + Date.now())`. Convert the data inside of `createTextNode()` to be a template literal. # --hints-- See description above for instructions. ```js assert( code .replace(/\s/g, '') .match( /document\.createTextNode\(\`\$\{Math\.abs\(difference\)\}Calorie\$\{surplusOrDeficit\}\`/ ) ); ``` # --seed-- ## --before-user-code-- ```html <!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title></title> <meta name="description" content="" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <link rel="stylesheet" href="styles.css" /> </head> <body> <div class="container"> <form id="calorie-form"> <h2 class="center">Calorie Counter</h2> <div class="grid"> <legend>Sex</legend> <div> <input type="radio" name="sex" id="female" value="F" checked /> <label for="female"> Female (2,000 calories) </label> <div> <input type="radio" name="sex" id="male" value="M" /> <label for="male"> Male (2,500 calories) </label> </div> </div> </div> <div class="grid" id="entries"> Breakfast <input type="number" min="0" class="cal-control" id="breakfast" /><br /> Lunch <input type="number" min="0" class="cal-control" id="lunch" /><br /> Dinner <input type="number" min="0" class="cal-control" id="dinner" /> </div> <button type="button" class="btn-add" id="add"> Add Entry </button> <button type="submit" class="btn-solid" id="calculate"> Calculate </button> <button type="button" class="btn-outline" id="clear"> Clear </button> </form> <div id="output"></div> </div> </body> </html> ``` ## --after-user-code-- ```html </body> </html> ``` ## --seed-contents-- ```html <script> document.getElementById('calorie-form').onsubmit = calculate; function calculate(e) { e.preventDefault(); const total = Array.from(document.getElementsByClassName('cal-control')) .map(meal => Number(meal.value)) .reduce((accumulator, currentValue) => accumulator + currentValue, 0); const maxCalories = document.getElementById('female').checked ? 2000 : 2500; const difference = total - maxCalories; const surplusOrDeficit = difference > 0 ? 'Surplus' : 'Deficit'; const output = document.getElementById('output'); const result = document.createElement('h3'); const resultText = document.createTextNode( Math.abs(difference) + ' Calorie ' + surplusOrDeficit ); } </script> ``` # --solutions-- ```html <script> document.getElementById('calorie-form').onsubmit = calculate; function calculate(e) { e.preventDefault(); const total = Array.from(document.getElementsByClassName('cal-control')) .map(meal => Number(meal.value)) .reduce((accumulator, currentValue) => accumulator + currentValue, 0); const maxCalories = document.getElementById('female').checked ? 2000 : 2500; const difference = total - maxCalories; const surplusOrDeficit = difference > 0 ? 'Surplus' : 'Deficit'; const output = document.getElementById('output'); const result = document.createElement('h3'); const resultText = document.createTextNode( `${Math.abs(difference)} Calorie ${surplusOrDeficit}` ); } </script> ```