Actions -> Settings -> UI Settings -> How Intuit democratizes AI development across teams through reusability. Making statements based on opinion; back them up with references or personal experience. Not the answer you're looking for? People often compare double equals and triple equals by saying one is an "enhanced" version of the other. The isEqual() function is also smart enough to avoid infinite recursion. If so, which one's what? Identify those arcade games from a 1983 Brazilian music video. I get option value with $(this).val() and the value of the text box with txt.value. All browser compatibility updates at a glance, Frequently asked questions about MDN Plus. Is there a solution to add special characters from software and how to do it. Log in if you'd like to delete this fiddle in the future. (The only case in which (x !== x) is true is when x is NaN.). What Does Setting the Length of a JavaScript Array Do. How to auto-resize an image to fit a div container using CSS? How can you compare two elements in jQuery? Use JSON.stringify () function to convert an object into a JSON string. Neither value is implicitly converted to some other value before being compared. http://www.breakingpar.com/bkp/home.nsf/0/87256B280015193F87256BFB0077DFFD. But with strict comparison (===), they shouldn't be: At this point, we have weeded all thinkable gotchas. vegan) just to try it, does this inconvenience the caterers and staff? Thank you soooo much. It takes an element as argument and check if it is equal to the other element. Neither value is implicitly converted to some other value before being compared. How to get the children of the $(this) selector? Why do small African island nations perform better than African continental nations, considering democracy and human development? Is it possible to rotate a window 90 degrees if it has the same length and width? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, This is not what i am asking i just need index of that element in array b if its in both array a and b. If you preorder a special airline meal (e.g. Is a PhD visitor considered as a visiting scholar? - Be sure not to include personal data- Do not include copyrighted material. If efficiency is not an issue, just compare every object in A to every object in B. Your checking two object i think thats the issue What you want to compare and what control(div, textbox, hiddenfield etc.,) is that? That's why I thought that the two values did not match. This solution worked for me: I don't think there's a good "jQuery " way to do this, but if you need efficiency, map one of the arrays by a certain key (one of the unique object fields), and then do comparison by looping through the other array and comparing against the map, or associative array, you just built. I hope you won't do it after this warning. How To Add Google Maps With A Marker to a Website. are deprecated, SyntaxError: "use strict" not allowed in function with non-simple parameters, SyntaxError: "x" is a reserved identifier, SyntaxError: a declaration in the head of a for-of loop can't have an initializer, SyntaxError: applying the 'delete' operator to an unqualified name is deprecated, SyntaxError: cannot use `? How can I explain to my manager that a project he wishes to undertake cannot be performed by the team? How to add Google map inside html page without using API key ? This means you cannot use indexOf(NaN) to find the index of a NaN value in an array, or use NaN as a case value in a switch statement and make it match anything.