I have an array of objects, at this moment there is just one object inside. In this object i have a function that elaborate some properties of the same object. The function is processed outside the array, but the result is NaN, i dont know how pass correctly the values.. Example Result: NaN. Result: {number1:…
Tag: object
deleting object keys which start with a vowel js
I need to remove all keys, which start with the vowel from an object but I can’t figure out how to do it. This is what I have so far. In this example only the ‘chip’ key should stay and all the others should be removed. Can you guys help me with this? Answer You need to return your object
Better way to write spread operator with conditions in javascript
I’m looking for a better way to write the following code: fromCreatedAt and toCreatedAt are variables that can change and generate a different object. This is just an example, but you could have an object that repeats the conditions of the createdAt field multiple times for other fields, so you would fi…
passing props directly to utility function
i have below common function for sorting, and i am calling above function like as below, for numeric type i am sorting based on nominalSize, now i would like to pass this field directly from here sortSelectOptions(options, null, ‘numeric’) as prop. The options are array of objects and one of the p…
Javascript prototype inheritance and “instanceof”
I just cannot understand, why in object inheritance “instanceof” fails to evaluate “children”-objects as instances of parent prototypes. For example: As for inheritance of classes (or rather of what is deemed to be classes in JS), the situation is different: What is the cause of this d…
Get the value of an Element in an array
i’m trying to get the value of a Object in my array. Basically when i’m doing I have something like that But the name of the object is changing every time, so i can’t do I wondered if there was a way to directly get the value of the only object, without having to go through its name. Answer …
How can I use the CSS hidden property to redirect to a new page?
so I’ve coded a questionnaire and I’m running into an issue. When a user clicks submit the questionnaire the results are displayed near the submit button I was hoping for them to be redirected to a new page (where results are displayed) by using the CSS hidden property, but I don’t understan…
Find property value in array of objects (Javascript)
I have below array of objects. I want to check what errorCode value is present in objArray. Below is the solution that finds the key errorCode is present in an array of objects or not. If I do a console.log as shown below, I get the desired results. But I want to know what value of errorCode is present in
won’t let me access json object, what im missing?
So I’m trying to access an array inside an object: this is what i get in the console log: map isn’t a function, and forEach is undefined, I was trying to do key value on it but the value returned me [object object] or undefined. What am I missing? Answer You initiate data as an object {} and the f…
how to return boolean value based on condition check in array object javascript
I have object array obj1, obj2, if the name of object cannot have All key name return true if the name of object can have only one All key name and other object return false if the name of object can have only one All key name and no other object return true if the name of object has too