2021-02-06 04:42:36 +00:00
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---
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id: 5690307fddb111c6084545d7
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2021-03-07 09:15:14 -07:00
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title: Orden lógico de las sentencias "if else"
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2021-02-06 04:42:36 +00:00
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challengeType: 1
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videoUrl: 'https://scrimba.com/c/cwNvMUV'
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forumTopicId: 18228
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dashedName: logical-order-in-if-else-statements
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---
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# --description--
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2021-03-07 09:15:14 -07:00
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El orden es importante en las sentencias `if`, `else if`.
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2021-02-06 04:42:36 +00:00
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2021-03-07 09:15:14 -07:00
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La función se ejecuta de arriba a abajo, por lo que habrá que tener cuidado con qué sentencia va primero.
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2021-02-06 04:42:36 +00:00
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2021-03-07 09:15:14 -07:00
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Tomemos como ejemplo estas dos funciones.
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2021-02-06 04:42:36 +00:00
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2021-03-07 09:15:14 -07:00
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Aquí está la primera:
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2021-02-06 04:42:36 +00:00
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```js
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function foo(x) {
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if (x < 1) {
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return "Less than one";
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} else if (x < 2) {
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return "Less than two";
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} else {
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return "Greater than or equal to two";
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}
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}
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```
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2021-03-07 09:15:14 -07:00
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Y la segunda, simplemente cambia el orden de las sentencias:
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2021-02-06 04:42:36 +00:00
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```js
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function bar(x) {
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if (x < 2) {
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return "Less than two";
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} else if (x < 1) {
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return "Less than one";
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} else {
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return "Greater than or equal to two";
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}
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}
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```
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2021-03-07 09:15:14 -07:00
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Mientras que estas dos funciones parecen casi idénticas, si pasamos un número a ambas, obtenemos diferentes salidas.
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2021-02-06 04:42:36 +00:00
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```js
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2021-03-07 09:15:14 -07:00
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foo(0)
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bar(0)
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2021-02-06 04:42:36 +00:00
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```
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2021-03-07 09:15:14 -07:00
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`foo(0)` devolverá la cadena `Less than one`, y `bar(0)` devolverá la cadena `Less than two`.
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2021-02-06 04:42:36 +00:00
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# --instructions--
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2021-03-07 09:15:14 -07:00
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Cambia el orden lógico en la función para que devuelva el resultado correcto en todos los casos.
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2021-02-06 04:42:36 +00:00
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# --hints--
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2021-03-07 09:15:14 -07:00
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`orderMyLogic(4)` debe devolver la cadena `Less than 5`
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2021-02-06 04:42:36 +00:00
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```js
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assert(orderMyLogic(4) === 'Less than 5');
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```
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2021-03-07 09:15:14 -07:00
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`orderMyLogic(6)` debe devolver la cadena `Less than 10`
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2021-02-06 04:42:36 +00:00
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```js
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assert(orderMyLogic(6) === 'Less than 10');
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```
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2021-03-07 09:15:14 -07:00
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`orderMyLogic(11)` debe devolver la cadena `Greater than or equal to 10`
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2021-02-06 04:42:36 +00:00
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```js
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assert(orderMyLogic(11) === 'Greater than or equal to 10');
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```
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# --seed--
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## --seed-contents--
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```js
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function orderMyLogic(val) {
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if (val < 10) {
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return "Less than 10";
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} else if (val < 5) {
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return "Less than 5";
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} else {
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return "Greater than or equal to 10";
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}
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}
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orderMyLogic(7);
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```
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# --solutions--
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```js
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function orderMyLogic(val) {
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if(val < 5) {
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return "Less than 5";
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} else if (val < 10) {
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return "Less than 10";
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} else {
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return "Greater than or equal to 10";
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}
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}
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```
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