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Tag: object
Use switch to take in unknown data types, issue with taking in an object
In the below code I am trying to make a switch statement that takes in the following inputs: 34, ’34’, {input: 34}, hello, [“hello”] and returns the number 34 within each input, the cases I need to have are: I am having an issue with the object input. Thank you so much! Answer You can …
Find empty and null values in object and update in a counter javascript
I have the below object and I want to count the empty or null values in the object and update it in a property counter of that object. E.g. I have this below object. The result of iterating through this object would let us know that lastName and age is empty or null, so it should update counter: 2 indicating
JS reduce: object accumulator titles
I am experimenting with the reduce function at the moment and wondering if I can tailor the accumulator’s keys’ name to be a specific value? For example, the below code returns {16 years of experience: … } but I would like the return results to be categorized like the below: Answer To group …
(Recursion) How to get all key/value pairs from an Object with nested objects and arrays
I have an object that look like this: I want an array with pairs of EVERY key in the object with the value. For example: Everything Ok until that point. The problem is when a property is an array of objects. The output I want is the following: So it needs to check if the property is an array and
Inner function does not return changes to variable assigned in outer function
I am attempting to modify the masterCounter variable within the timeKeyAdditionCheck function. Within the timeKeyAdditionCheck function, I successfully assign a value to masterCounter, but this change is not reflected within the scope of getEventsWithTime. When timeKeyAdditionCheck is complete, the value of m…
How to access the value of an object that doesn’t have a Key in JavaScript
I am trying to load a local image and convert it into Base64 in JavaScript (without loading into browser). When I run the following code: Th Base64 string is saved in “image_base64” variable. The data-type of “image_base64” is Object, but it doesn’t have any Key. When I print …
Initialise an object with array properties
How can I initialise an object in JavaScript, the properties of which would be arrays? I want to have an object of this format: My usecase is the following: – When a property does not exist, create this property which should be an array and add a number. – When a property exists already, push the …
Dynamically replace data based on matched RegEx JavaScript
I have a dynamic template string, similar to the following: I also have an object like so: How do I replace each template variable with the value presented in an object where the key is the text in the braces. For example: I have tried the following: The code above replaces all instances of text in curly brac…
javascript object literals — formula
I’m supposed to declare an object literal, accepting a parameter that gets the radius of the circle. Then returns the area of the circle. Not sure how to implement the formula A = PIr^2 This is what I have so far. Am I in the right direction? Answer I am not sure why you have the a and b property.