I have multiple checkboxes in a view and each one has some data attributes, example: Once the button is clicked I’m iterating through all the checkboxes which are selected and what I want to do is get the data-price and value fields for each selected checkbox and create JSON array. This is what I have so far: I’m not able
Tag: json
Remove duplicate objects from JSON file in JavaScript
This is the current JSON file: I want to remove the duplicate Steve individual from the list. How can I make a new JSON that checks if the object’s name matches and remove any duplicates in JavaScript? Answer You must load the JSON data in to the program and parse that with JSON.parse, like this To filter out the repeated
d3.js get JSON from url
The situation is that i am trying to get d3 to read a JSON file which is stored in Windows Azure Blob storage. If i paste the url into a browser then the file is downloaded to my machine. I would like to be able get the JSON file from the url with d3, but no graph is produced which
HTTP Content-Type Header and JSON
I have always been trying to avoid using most of the HTTP protocol’s properties for the sake of fear of the unknown. However, I said to myself that I’m going to face fear today and start using headers purposefully. I have been trying to send json data to the browser and use it right away. For example, if I have
How to read an external local JSON file in JavaScript?
I have saved a JSON file in my local system and created a JavaScript file in order to read the JSON file and print data out. Here is the JSON file: Let’s say this is the path of the JSON file: /Users/Documents/workspace/test.json. Could anyone please help me write a simple piece of code to read the JSON file and print
Sum JavaScript object propertyA values with the same object propertyB in an array of objects
How would one take a JavaScript array of objects, such as and merge duplicate keys by summing the values? In order to get something like this: I have tried iterating and adding to a new array, but this didn’t work: Answer You should be assigning each object not found to the result with its .key property. If it is found,
Find and update in nested json object
I used this code to find the required portion from the json object from sJhonny’s Question Data Sample Function to find Use like so: This code is to select matching piece from the source. But what I want is to update the source object with new value and retrieve the updated source object. I want something like My code This
How to access JSON Object key with colon in name [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Questions asking for code must demonstrate a minimal understanding of the problem being solved. Include attempted solutions, why they didn’t work, and the expected results. See also: Stack Overflow question checklist Closed 9 years ago. Improve this question I need some guidance on how to
Push JSON Objects to array in localStorage
I have a function in Javascript: the data parameter is a JSON Object. But everytime I click the button it overwrites the data in my localstorage. Does anybody know how to do this? Answer There are a few steps you need to take to properly store this information in your localStorage. Before we get down to the code however, please
Recursive JavaScript function is losing the return value
I want to search a string in a nested JSON object. If the string found in an object, I need to return that object. I am using a recursive function to achieve this. The problem is, the function is recursing until the end and not returning the object found. Please see the entire code in jsfiddle I am not sure