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What is Node.js Query String ?

  • The Node.js Query String provides methods to deal with query string.
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  • It can be used to convert query string into JSON object and vice-versa.
  • To use query string module, you need to use require('querystring').
 node-js query string

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Node.js Query String Methods

  • The Node.js Query String utility has four methods. The two important methods are given below.
Method Description
querystring.parse(str[, sep][, eq][, options]) converts query string into JSON object.
querystring.stringify(obj[, sep][, eq][, options]) converts JSON object into query string.
  • Let's see a simple example of Node.js Query String parse() method.
  • Node JS Tutorial File: query-string-example1.js

query-string-example1.js:

querystring = require('querystring');  
const obj1=querystring.parse('name=sonoo&company=wikitechy');  
console.log(obj1);  

Output:

 nodejs-query-string1

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  • Let's see a simple example of Node.js Query String stringify() method.
  • Node JS Tutorial File: query-string-example2.js

query-string-example2.js:

querystring = require('querystring');  
const qs1=querystring.stringify({name:'sonoo',company:'wikitechy'});  
console.log(qs1);  

Output:

 nodejs-query-string2

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