Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 2 years ago. Improve this question i have an array of objects like this: i/p: now i want to
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 use typeof result in the
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 by years use the difference as keys
(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 masterCounter returns to null. What changes do I need to make with timeKeyAdditionCheck function? Answer The reason I wasn’t
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 “image_base64” in console: (It is much longer than above.) I want to
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 number to that array;
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 braces with undefined.
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.