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freeCodeCamp/curriculum/challenges/espanol/02-javascript-algorithms-and-data-structures/basic-javascript/appending-variables-to-strings.md
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Co-authored-by: Randell Dawson <5313213+RandellDawson@users.noreply.github.com>

Co-authored-by: Crowdin Bot <support+bot@crowdin.com>
Co-authored-by: Nicholas Carrigan (he/him) <nhcarrigan@gmail.com>
Co-authored-by: Randell Dawson <5313213+RandellDawson@users.noreply.github.com>
2021-03-09 08:51:59 -07:00

1.6 KiB

id, title, challengeType, videoUrl, forumTopicId, dashedName
id title challengeType videoUrl forumTopicId dashedName
56533eb9ac21ba0edf2244ed Agrega variables a cadenas 1 https://scrimba.com/c/cbQmZfa 16656 appending-variables-to-strings

--description--

Al igual que podemos construir una cadena sobre múltiples líneas a partir de las cadenas literales, también podemos añadir variables a una cadena usando el operador "más igual" (+=).

Ejemplo:

var anAdjective = "awesome!";
var ourStr = "freeCodeCamp is ";
ourStr += anAdjective;

ourStr tendrá el valor de freeCodeCamp is awesome!.

--instructions--

Establece someAdjective a una cadena de al menos 3 caracteres y añádelo a myStr usando el operador +=.

--hints--

someAdjective debe ser establecido a una cadena de al menos 3 caracteres.

assert(typeof someAdjective !== 'undefined' && someAdjective.length > 2);

Debes añadir someAdjective a myStr usando el operador +=.

assert(code.match(/myStr\s*\+=\s*someAdjective\s*/).length > 0);

--seed--

--after-user-code--

(function(){
  var output = [];
  if(typeof someAdjective === 'string') {
    output.push('someAdjective = "' + someAdjective + '"');
  } else {
    output.push('someAdjective is not a string');
  }
  if(typeof myStr === 'string') {
    output.push('myStr = "' + myStr + '"');
  } else {
    output.push('myStr is not a string');
  }
  return output.join('\n');
})();

--seed-contents--

// Change code below this line

var someAdjective;
var myStr = "Learning to code is ";

--solutions--

var someAdjective = "neat";
var myStr = "Learning to code is ";
myStr += someAdjective;