30 useful javascript methods to spice-up your coding
Tags: javascript, chatgpt
Published: 2022-12-05 13:01:34

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title: 30 useful javascript methods to spice-up your coding
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tags: javascript,chatgpt
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1.  Use the `map()` method to apply a function to each element in an array and create a new array with the results.
2.  Use the `reduce()` method to iterate over an array and create a single value from the elements.
3.  Use the `filter()` method to create a new array with only the elements that pass a certain condition.
4.  Use the `sort()` method to sort the elements in an array in ascending or descending order.
5.  Use the `includes()` method to check if a given element is present in an array.
6.  Use the `find()` method to find the first element in an array that matches a certain condition.
7.  Use the `findIndex()` method to find the index of the first element in an array that matches a certain condition.
8.  Use the `Object.keys()` method to get an array of the keys in an object.
9.  Use the `Object.values()` method to get an array of the values in an object.
10.  Use the `Object.entries()` method to get an array of key-value pairs in an object.
11.  Use the `split()` method to split a string into an array of substrings based on a given separator.
12.  Use the `join()` method to combine the elements of an array into a single string, separated by a specified separator.
13.  Use the `toUpperCase()` and `toLowerCase()` methods to convert the case of a string.
14.  Use the `trim()` method to remove leading and trailing whitespace from a string.
15.  Use the `substr()` method to extract a specified number of characters from a string, starting at a given index.
16.  Use the `substring()` method to extract a substring from a string, between two specified indices.
17.  Use the `replace()` method to replace one or more substrings in a string with a specified replacement.
18.  Use the `indexOf()` method to find the index of the first occurrence of a given substring in a string.
19.  Use the `lastIndexOf()` method to find the index of the last occurrence of a given substring in a string.
20.  Use the `search()` method to find the position of a regular expression match in a string.
21.  Use the `match()` method to find all matches of a regular expression in a string and return them as an array.
22.  Use the `concat()` method to combine two or more arrays into a single array.
23.  Use the `slice()` method to extract a portion of an array and create a new array with the extracted elements.
24.  Use the `splice()` method to add or remove elements from an array at a specified index.
25.  Use the `reverse()` method to reverse the order of the elements in an array.
26.  Use the `push()` method to add one or more elements to the end of an array.
27.  Use the `pop()` method to remove the last element from an array and return it.
28.  Use the `unshift()` method to add one or more elements to the beginning of an array.
29.  Use the `shift()` method to remove the first element from an array and return it.
30.  Use the `Math.max()` and `Math.min()` methods to find the maximum and minimum values in an array.

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Note: This article is actually written by chatGPT (https://chat.openai.com/chat)🤩