Finding the max value of an attribute in an array of objects
To find the maximum y value of the objects in array:
javascript
TypeError: $ is not a function WordPress
You use jQuery.noConflict(); So $ is undefined. You can read more about it here docs Try to modify your code in this way (add $ sign to ready function):
What is the non-jQuery equivalent of ‘$(document).ready()’?
This works perfectly, from ECMA. The snippet is all you need, but if you want to dig more and explore other options check this detailed explanation. The window.onload doesn’t equal to JQuery $(document).ready because $(document).ready waits only to the DOM tree while window.onload check all elements including external assets and images. EDIT: Added IE8 and older equivalent, thanks to Jan Derk‘s observation. You may read … Read more
stopPropagation vs. stopImmediatePropagation
stopPropagation will prevent any parent handlers from being executed stopImmediatePropagation will prevent any parent handlers and also any other handlers from executing Quick example from the jquery documentation: Note that the order of the event binding is important here! Show code snippet
How to find if div with specific id exists in jQuery?
You can use .length after the selector to see if it matched any elements, like this: The full version: Or, the non-jQuery version for this part (since it’s an ID):
What are differences between SystemJS and Webpack?
If you go to the SystemJS Github page, you will see the description of the tool: Universal dynamic module loader – loads ES6 modules, AMD, CommonJS and global scripts in the browser and NodeJS. Because you use modules in TypeScript or ES6, you need a module loader. In the case of SystemJS, the systemjs.config.js allows us to … Read more
.filter is not a function
filter is a method on arrays. Since the code you posted contains an object, you’re seeing this error. You may want to apply filter after getting all the values from the object using Object.values, like this:
Set scroll position
You can use window.scrollTo(), like this:
JavaScript: function returning an object
In JavaScript, most functions are both callable and instantiable: they have both a [[Call]] and [[Construct]] internal methods. As callable objects, you can use parentheses to call them, optionally passing some arguments. As a result of the call, the function can return a value. The code above calls function makeGamePlayer and stores the returned value in the variable player. In this case, you may want … Read more
Fire oninput event with jQuery
Use .on(‘input’). For example: