- Notifications
You must be signed in to change notification settings - Fork 231
Conditional operators: if, '?' #231
New issue
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
Uh oh!
There was an error while loading. Please reload this page.
Changes from all commits
6941a56e9b7747c72776f1c10a2b643b51126f6448dfe7d407977b4ae2bb1ec0bb1510adefcea10bdedb50ed670fc95df9d6686c096c3ae7341830ffbbb9c0a29d26e18cac2f51c83f0f3a2697a589360c477d721848326a76a61c0953da05f314c6738f22fac725a549f1dfeffde1eb38b09b436b99775c02c9322388e4438d1b9File filter
Filter by extension
Conversations
Uh oh!
There was an error while loading. Please reload this page.
Jump to
Uh oh!
There was an error while loading. Please reload this page.
Diff view
Diff view
There are no files selected for viewing
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,12 +1,11 @@ | ||
| **Yes, it will.** | ||
| **Sí lo hará.** | ||
| Any string except an empty one (and `"0"` is not empty) becomes `true` in the logical context. | ||
| Cualquier string excepto uno vacío (y `"0"` que no es vacío) se convierte en `true` en un contexto lógico. | ||
| We can run and check: | ||
| Podemos ejecutar y verificar: | ||
| ```js run | ||
| if ("0"){ | ||
| alert( 'Hello' ); | ||
| alert( 'Hola' ); | ||
| } | ||
| ``` | ||
| Original file line number | Diff line number | Diff line change | ||||
|---|---|---|---|---|---|---|
| @@ -2,13 +2,12 @@ importance: 2 | ||||||
| --- | ||||||
| # The name of JavaScript | ||||||
| # El nombre de JavaScript | ||||||
| Using the `if..else` construct, write the code which asks: 'What is the "official" name of JavaScript?' | ||||||
| Usando el constructor `if..else`, escribe el código que pregunta: '¿Cuál es el nombre "oficial" de JavaScript?' | ||||||
| If the visitor enters "ECMAScript", then output "Right!", otherwise -- output: "Didn't know? ECMAScript!" | ||||||
| Si el visitador escribe "ECMAScript", Entonces muestras "¡Correcto!", de lo contrario -- muestra: "¿No lo sabes? ¡ECMAScript!" | ||||||
Contributor There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Suggested change
| ||||||
|  | ||||||
| [demo src="ifelse_task2"] | ||||||
| Original file line number | Diff line number | Diff line change | ||||
|---|---|---|---|---|---|---|
| @@ -4,12 +4,12 @@ importance: 2 | ||||||
| # Show the sign | ||||||
Contributor There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Suggested change
| ||||||
| Using `if..else`, write the code which gets a number via `prompt` and then shows in `alert`: | ||||||
| Usando el constructor `if..else`, escribe un código que obtenga a través de un `prompt` un número y entonces muestre en un `alert`: | ||||||
Contributor There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Suggested change
| ||||||
| - `1`, if the value is greater than zero, | ||||||
| - `-1`, if less than zero, | ||||||
| - `0`, if equals zero. | ||||||
| - `1`, si el valor es mayor que cero, | ||||||
| - `-1`, si es menor que cero, | ||||||
| - `0`, si es igual a cero. | ||||||
| In this task we assume that the input is always a number. | ||||||
| En la tarea asumimos que siempre el usuario introduce un número. | ||||||
| [demo src="if_sign"] | ||||||
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,6 @@ | ||
| ```js | ||
| result = (a + b < 4) ? 'Below' : 'Over' | ||
| result = (a + b < 4) ? 'Debajo' : 'Encima' | ||
| ``` | ||
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,9 +1,9 @@ | ||
| ```js | ||
| let message = (login == 'Employee') ? 'Hello' : | ||
| (login == 'Director') ? 'Greetings' : | ||
| (login == '') ? 'No login' : | ||
| let message = (login == 'Empleado') ? 'Hola' : | ||
| (login == 'Director') ? 'Felicidades' : | ||
| (login == '') ? 'Sin sesión' : | ||
| '' | ||
| ``` | ||
| Original file line number | Diff line number | Diff line change | ||||
|---|---|---|---|---|---|---|
| @@ -2,21 +2,21 @@ importance: 5 | ||||||
| --- | ||||||
| # Rewrite 'if..else' into '?' | ||||||
| # Reescriba el 'if..else' con '?' | ||||||
| Rewrite `if..else` using multiple ternary operators `'?'`. | ||||||
| Reescriba el `if..else` utilizando operadores ternarios múltiples`'?'`. | ||||||
| For readability, it's recommended to split the code into multiple lines. | ||||||
| Para legibilidad, es recomendad dividirlo en múltiples lineas de código. | ||||||
Contributor There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Suggested change
| ||||||
| ```js | ||||||
| let message; | ||||||
| if (login == 'Employee'){ | ||||||
| message = 'Hello' | ||||||
| if (login == 'Empleado'){ | ||||||
| message = 'Hola' | ||||||
| } else if (login == 'Director'){ | ||||||
| message = 'Greetings' | ||||||
| message = 'Felicidades' | ||||||
| } else if (login == ''){ | ||||||
| message = 'No login' | ||||||
| message = 'Sin sesión' | ||||||
| } else{ | ||||||
| message = '' | ||||||
| } | ||||||
Uh oh!
There was an error while loading. Please reload this page.
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.