freeCodeCamp/guide/spanish/certifications/data-visualization/data-visualization-with-d3/change-styles-based-on-data/index.md

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2018-10-12 19:37:13 +00:00
---
title: Change Styles Based on Data
localeTitle: Cambiar estilos basados en datos
---
## Cambiar estilos basados en datos
Recuérdese una vez más cuál es la función de devolución de llamada con [esto](https://codeburst.io/javascript-what-the-heck-is-a-callback-aba4da2deced)
Hay dos formas de completar esta parte, ya sea con la lógica if-else o con el operador ternario.
**si-si la lógica**
Un ejemplo de [w3school](https://www.w3schools.com/js/js_if_else.asp)
\`\` \`javascript
dinero const = 50;
si (dinero <50) {
volver "Soy rico";
}
else {
volver "yo soy pobre";
}
```
What you need to remember is the bracket that the if-else logic associate with, (argument) and {statement}
**Try Yourself Now** 👩‍💻👨‍💻
**Ternary operator**
A more detailed explanation [here](https://codeburst.io/javascript-the-conditional-ternary-operator-explained-cac7218beeff). Ternary operator is a lot more concise and quicker to remember for a simple true or false statement. Read [this](https://www.thoughtco.com/javascript-by-example-use-of-the-ternary-operator-2037394)
```
javascript
condición? valor si es verdadero: valor si es falso
```
For someone who still not sure here is a solution by using If-else statement
```
javascript .style ("color", (d) => { si (d <20) { devuelve 'rojo' } else { volver 'verde' } }) \`\` \`