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You can use RegEx to extract the sequence of alphabets or numbers. To match alphabets/number, use character class in Regular expression as below /[A-Z]+|[0-9]+/ to match all occurrences, use g(glob …

The code will fail in below cases: Negative numbers Decimal numbers Units other than px(e.g. pt, %, vw, vh, ...) Moreover, the numbers array contains space before numbers and an empty string at th …

As the code is reviewed in other answers, I'll suggest you to different approach. let getTimestamp = str => +new Date(...str.split('-').reverse()); dates.sort((a, b) => getTimestamp(a) - getTimestamp …

As pointed out by Heslacher, you're repeating the code. The value of url can be cached and used in following if statements. To get the value of chk param value, use RegEx. You're using split which wi …

Number of functions 2n You're creating two functions per image one to handle mouseenter event and other to handle mouseout event. If you look at the mouseenter handler of all the images, you'll notic …

As Barmar explained in his comment, you can use the function as argument to text() and html(). These methods iterate over all the elements matched by selector so, there is no need of each. Also, m-mu …

You can use capture groups return string.replace(/([٠١٢٣٤٥٦٧٨٩])|([۰۱۲۳۴۵۶۷۸۹])/g, function(m, $1, $2) { return m.charCodeAt(0) - ($1 ? 1632 : 1776); }); $1 is the character matched by [٠١٢٣٤٥٦ …

Naming Single character name is a bad practice. Use the descriptive names for variables. r => rows o => noOfRecords c => noOfRows x => ... They are not searchable and can be easily confused with n …

JavaScript match => map => n * replace In the three functions, you're first using match to get the matches then iterating over it and using replace inside it. This is not at all necessary. … Which equals operator (== vs ===) should be used in JavaScript comparisons? For default values, || can be used instead of ternary. The default value for _array should be [] instead of {}. …

The code looks like you're passing the processed data to autocomplete. Naming formatToInput: This gives no idea of what the function is doing. empty: Is it really empty at the end of formatToInput? …

('background', color); } } // Get message at that index $('#desc').text(description[value]); }); I'll suggest to move the styles in CSS classes and add/remove the classes using JavaScript …

To access this from JavaScript when clicked data() can be used $(this).data('selector') Note that $(this) inside event handler refer to the element on which the event has occurred. We're ready!!! …

I don't see any issue with code other than below two things. First, I'll suggest is to use classList.toggle instead of contains and then add/remove class. See browser compability and if target browse …

Naming a, b, what are not meaningful, descriptive and searchable names. arr1, arr2 and needle are descriptive names. Code Duplication There are two for loops in countInArray and both are same. A fu …

I don't see any problem in your code except using of equality and inequality operators. Use strict equality(===) & inequality(!==) operators. I'll suggest to use RegEx. .replace(/(.)\1*/g, functio …