Aug 6, 2025 · 2 min read · Array.slice(): The array.slice() method returns the selected elements starting at the given start argument and ends at the given optional end argument without including the last element. If you omit the second argument then it selects till the end. E...
Join discussionApr 1, 2025 · 2 min read · for..in v/s for...of: By using the for..in i get the indexes only but with the help of those indexes i can get the values at that index. By using the for...of I can only get the value only values directly I don’t get the indexes. <script> let ar...
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Aug 4, 2024 · 2 min read · Hey folks, I had a bit of a "Eureka!" moment today while working with JavaScript arrays. If you’ve ever used slice and splice, you might have wondered what exactly sets them apart. Well, I dug into it and thought I’d share what I found. Let’s dive ri...
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Feb 28, 2024 · 5 min read · ● String length ● String slice() ● String substring() ● String substr() ● String replace() ● String replaceAll() ● String toUpperCase() ● String toLowerCase() ● String concat() String Length:- ● String trim() ● String trimStart() ● String tr...
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Nov 12, 2023 · 2 min read · Consider of a case in JavaScript var a = [1,2,3,4,5]; var b = a; b.pop(); console.log(b);// output will be [1,2,3,4] console.log(a);// surprisingly output will be [1,2,3,4] The same is true with objects (as arrays themselves are a type of object). B...
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