So, I have a array with multiple objects with multiple properties: Now I want to see if the property of one of the objects in my array matches a variable. But I dont know how to do that! I want to check if the value of property “id” in one of my objects matches my variable. Something like this: bu…
Tag: properties
JavaScript Accessing literal object property
I’m trying to make this function that tells me which guitar I can purchased based on the budged. My issue is that I created a literal object and all outputs are giving the same answer (Except condition one) because I am trying to access the properties inside. What would be the best way to access the pro…
How to add properties functions to objects from another class in Java?
In Javascript we can define an object like this 👇 Now if we want add a new property to obj I can just add a new property like this Now I want to do the same thing in Java also. I have a class Test 👇 Now is it possible to do like the same thing like statement #2 in
Pass url value from background image style property
I have html code below: Then how to set images/gallery-1.jpg to my imageURL variable javascript by querySelector? This is my try and error: Answer A little more code needed You can change document.querySelector(“[data-animate-effect]”) to gallery[newIndex].querySelector(“li”) if prefer…
javascript Sum all item in array which match same key [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 2 years ago. Improve this question I have a JSON like this: and i want to have an output like this: the outpu…
Dynamically access methods of class TypeScript
I’m trying to access the methods of a class dynamically, using the value of a previously set variable in TypeScript. Something similar to this: For example in PHP I can do the following: Anyone know if this is possible, and if it is, how to do it? I know it slightly contradicts the idea of a typed langu…
How to link a javascript object property to another property of the same object?
Is there a way to link the value of one object property to the value of another? The idea is, that I have something like an excepted interface so I need the propertys.name and .value for my obj. In this special case name is easily constructed from value (value is an array and name is array.toString()) I could…
Accessing function object’s properties from inside the function body
Functions in javascript is also an object and can have properties. So is there any way to access its properties from inside its own function body? like this Answer arguments.callee is the function itself and doesn’t get affected by the name of the function.
react-router – pass props to handler component
I have the following structure for my React.js application using React Router: I want to pass some properties into the Comments component. (normally I’d do this like <Comments myprop=”value” />) What’s the easiest and right way to do so with React Router? Answer UPDATE Since new …
How do I assign a function to the property of a Javascript object?
I was looking and struggling to the following example: As far as I know player1.logDetails is a property of player1 or a method of player1. So I can’t understand how the author assigns a property to a function. Also I don’t get why you would write it like that instead of : player1.logDetails= play…