indexof Questions
7
Solved
I have an MVC3 C#.Net web app. I have the below string array.
public static string[] HeaderNamesWbs = new[]
{
WBS_NUMBER,
BOE_TITLE,
SOW_DESCRIPTION,
HARRIS_WIN_THEME,
COST_BOGEY
};
I wa...
29
Solved
For example, assuming that x = filename.jpg, I want to get filename, where filename could be any file name (Let's assume the file name only contains [a-zA-Z0-9-_] to simplify.).
I saw x.substring(...
Fasto asked 22/11, 2010 at 21:24
13
Solved
I wrote this:
public static class EnumerableExtensions
{
public static int IndexOf<T>(this IEnumerable<T> obj, T value)
{
return obj
.Select((a, i) => (a.Equals(value)) ? i : -1...
Exchangeable asked 17/8, 2009 at 21:37
11
Solved
I know c# has Array.FindAll and Array.IndexOf.
Is there a Array.FindAllIndexOf which returns int[]?
14
I need to check if an array contains another array. The order of the subarray is important but the actual offset it not important. It looks something like this:
var master = [12, 44, 22, 66, 222,...
Witherspoon asked 8/12, 2015 at 9:7
9
Solved
I would like to remove the domain/computer information from a login id in C#. So, I would like to make either "Domain\me" or "Domain\me" just "me". I could always check for the existence of either,...
19
Solved
I'm trying to find the positions of all occurrences of a string in another string, case-insensitive.
For example, given the string:
I learned to play the Ukulele in Lebanon.
and the search strin...
Lagan asked 4/8, 2010 at 22:45
10
Solved
We are given a string, say, "itiswhatitis" and a substring, say, "is".
I need to find the index of 'i' when the string "is" occurs a second time in the original string.
String.indexOf("is") will r...
12
Solved
I have a 2d array like this:
var arr = [[2,3],[5,8],[1,1],[0,9],[5,7]];
Each index stores an inner array containing the coordinates of some element.
How can I use Array.indexOf() to check if th...
Briefing asked 24/7, 2014 at 20:18
7
Solved
I am currently trying to figure out how to solve the above named problem.
Specifically I want to check if the string does not contain the word "stream" both in capital and lowercase letters.
Here'...
Excurrent asked 20/12, 2016 at 22:35
3
Solved
On my travel on learning basic javascript, I have come across the Code Wars Website, which confronts one with different problems. I'm very new to JavaScript development and Code Wars has been of ma...
Kt asked 3/9, 2020 at 12:7
11
Solved
Unless I am missing an obvious built-in method, what is the quickest way to get the nth occurrence of a string within a string?
I realize that I could loop the IndexOf method by updating its start...
5
Solved
I need to have the index of an object in array so I can delete this part of the array. I tried using this:
var index = this.urenRegistratie.indexOf(newDatum);
But it keeps returning -1 and I don...
Albuminous asked 21/11, 2019 at 9:8
7
Solved
I am writing a script for a Google Docs Spreadsheet to read a list of directors and add them to an array if they do not already appear within it.
However, I cannot seem to get indexOf to return a...
Footlambert asked 11/6, 2013 at 13:3
3
I was studying big O notation for a technical interview and then I realized that javascript's indexOf method may have a time complexity of O(N) as it traverses through each element of an array and ...
Server asked 13/9, 2016 at 6:30
6
Solved
I am trying to find how many times the word "Serotonin" appears in the gathered web data but cannot find a method for finding the number of times.
IEnumerator OnMouseDown()
{
string GatheredDat...
Unbalance asked 27/8, 2018 at 1:23
22
Solved
In javascript, is there an equivalent of String.indexOf(...) that takes a regular expression instead of a string for the first parameter, while still allowing a second parameter ?
I need to do some...
Colpitis asked 7/11, 2008 at 22:3
12
Solved
I am already trying for over an hour and cant figure out the right way to do it, although it is probably pretty easy:
I have something like this : foo/bar/test.html
I would like to use jQuery to ...
Madalene asked 4/12, 2011 at 15:59
6
Solved
For instance, a variable named arrayElements of type array contains:
[{id:1, value:5},{id:2, value:6},{id:3, value:7},{id:4, value:8}].
How do I get the position of the array element with id === 3...
Bandoline asked 4/11, 2014 at 15:21
3
Solved
I have a string in an Array that contains two commas as well as tabs and white spaces. I'm trying to cut two words in that string, both of them before the commas, I really don't care about the tabs...
7
I have an array which contains multiple same values
["test234", "test9495", "test234", "test93992", "test234"]
Here I want to get the index of eve...
Keli asked 14/4, 2016 at 18:54
3
Solved
I am trying to apply style to the text selected by the user(mouse drag) for which I need to get the start and end index of the selected text.
I have tried using "indexOf(...)" method. but it retu...
Precipitancy asked 13/6, 2019 at 5:47
19
Solved
I've been surfing around a little trying to find an efficient way to do this, but have gotten nowhere. I have an array of objects that looks like this:
array[i].id = some number;
array[i].name = so...
Couch asked 11/5, 2012 at 19:30
9
Solved
I have an app running which looks at items in a queue, then based upon certain keywords a category is applied - then it is inserted into a database.
I'm using IndexOf to determine if a certain key...
Danuloff asked 21/2, 2012 at 15:19
6
Solved
I have an ArrayList in Java, and I need to find all occurrences of a specific object in it.
The method ArrayList.indexOf(Object) just finds one occurrence, so it seems that I need something else.
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