I’m quite new to JavaScript so do bear with me. I’ve read a few threads here How can I set multiple CSS styles in JavaScript? Set CSS Property by string with JavaScript The first link excited me, because it seems that you can save multiple css rules and values as a string which can then replace ex…
Tag: string
How to detect regex pattern for strings with underscore
I am trying to create a regex for detecting the number of exact occurance of a string in another string. Here I am getting the exact match for “test” string and nothing else, but it’s ignoring all the “test” strings which have underscore associated with it either front or back(li…
Array[position] returning NaN when it should be returning a string
The Problem: You are going to be given a word. Your job is to return the middle character of the word. If the word’s length is odd, return the middle character. If the word’s length is even, return the middle 2 characters. My Solution But i’m receiving a NaN output, rather than h , where has…
sorting strings in an object inside an array [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 1 year ago. Improve this question I’ve been trying to sort string inside an object which is inside an array. By splitting…
Regex to split a string into args without breaking the quoted text
I want to take all words from a string and convert them into an array, but i don’t want to break sentences that are enclosed in quotes My code: What do I need as a result: Answer One simple approach would be to use string match() along with the regex pattern “.*?”|w+. This pattern will eager…
Remove last part of String in Javascripts
I’m struggling with a code in JS in order to extract the last part of a String. Examples of the input strings could be: or and I need the first part until the second . like this or Answer You can use combination of split, slice & join to do this Working split(“.”) returns an array You on…
How does one reduce and mutate/change string entries of an array based on common substring patterns?
I have an array of string items … … and I want to achieve a result like the one below … Any help is really appreciated. Answer Firstly one needs to separate the day value from the hours value part of a single opening hours string. This either can be achieved via indexOf, substring and trim &…
format well defined string to an object using es5
I have either of these string: var str = “Apple Banana Kiwi Orange: fruit. Tomato: vegetable” or var str = “Tomato: maybe a fruit. Apple Banana Orange: fruit. Carrots: vegetable”. I want to format it to an object of this format only using ES5. I tried a combination of using split() and…
String cannot be converted into JSON in Javascript
I am getting error: base.js:1 SyntaxError: Unexpected token O in JSON at position 82 at JSON.parse () I tried various methods but nothing works. Can anyone tell me why this error is occurring and how can I fix it? Just for the context, self.str contains a string value that I have obtained from an API response…
Why is “” invalid in JavaScript?
While writing “” in Chrome console I get the following error: In Firefox it gives following error: while writting “\” gives: “\” in both browsers What is the proper way to write “” in JavaScript? Answer Do not let the rendering of a string in the console, which …