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15 cze 2020 · This solution is equivalent to @Yohan Dahmani with the use of destructuring array for more legible code. const str = "sum 123,645,423,123,432"; const [key,numbersStr] = str.split(' '); const numbersArr = numbersStr.split(',').map(n => parseInt(n, 10)); const result = {[key]: numbersArr}; console.log(result);
If you intend to use the elements of your array as integers and not as strings after splitting the string, consider converting them into such. var str = "1,2,3,4,5,6"; var temp = new Array(); // This will return an array with strings "1", "2", etc. temp = str.split(",");
22 maj 2023 · In this guide, learn how to convert a String to an Array in JavaScript, with the split (), Object.assign (), Array.from () methods and spread [...] operator, as well as when to use which.
11 lis 2023 · Here is a summary of the methods to convert a JavaScript string to an array: split() method: This method takes a separator as an argument and returns an array of substrings split by the separator. split("") method: This method splits the string into an array of individual character.
15 maj 2020 · There are four ways to convert a string to an array in JavaScript: The String.split() method uses a separator as a delimiter to split the string and returns an array. The Array.from() method accepts a string as input and returns a character array. Spread operator (...) from ES6 converts the string into a characters array.
24 wrz 2022 · Let’s go through each method one by one and discuss the pros and cons of each. 1. Using .split (‘’): split () is a string method that splits a string into an array of the ordered list with a pattern. This is an ES6 method and is the cleanest way to get the job done.
4 paź 2023 · Splits a String object into an array of strings by separating the string into substrings. slice() Extracts a section of a string and returns a new string. substring(), substr() Return the specified subset of the string, either by specifying the start and end indexes or the start index and a length.
