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convertir cadena a objeto desde el elemento de entrada html

textarea un elemento de área de texto que toma tipos de objetos como entrada como

 { name: "root", backlog: [ {name: "log#1"}, ] }

Acceder a los datos lo devuelve como una cadena.

¿Existe una forma sencilla de convertir la String en ese javascript object específico sin usar filtros de expresiones regulares? ¿Simplemente quitando las comillas exteriores?

about 4 years ago · Juan Pablo Isaza
3 answers
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0

use json5 o biblioteca JSON relajada .

aquí hay un ejemplo usando la biblioteca json5

 let string = ` { name: "root", backlog: [ {name: "log#1"}, ] }`; let object = JSON5.parse(string); console.log(object)
 <script src="https://unpkg.com/json5@^2.0.0/dist/index.min.js"></script>

about 4 years ago · Juan Pablo Isaza Report

0

Para convertir una cadena en JSON, use: JSON.parse( [the input] ) .

Y, para volver a convertirlo en una cadena: JSON.stringify( [the input] ) .

about 4 years ago · Juan Pablo Isaza Report

0

Si te entiendo bien:

 const string = '{ name: "root", backlog: [{name: "log#1"}]}' const jsonStr = string.replace(/(\w+:)|(\w+ :)/g, function(matchedStr) { return '"' + matchedStr.substring(0, matchedStr.length - 1) + '":'; }); const result = JSON.parse(jsonStr) console.log(result)

about 4 years ago · Juan Pablo Isaza Report
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