indexof Questions
13
Solved
I must be missing something very obvious, but I've searched all over and can't find this method.
4
Solved
How do I do the in-place equivalent of strstr() for a counted string (i.e. not null-terminated) in C?
Midyear asked 21/12, 2011 at 3:11
8
I have array with objects.
Something Like this:
var arr = new Array(
{x:1, y:2},
{x:3, y:4}
);
When I try:
arr.indexOf({x:1, y:2});
It returns -1.
If I have strings or numbers or other ty...
Speller asked 26/9, 2012 at 14:31
4
Solved
Below is my list of String.
["sunday", "monday", "tuesday", "wednesday", "thurs", "fri", "satur"]
I want to do remove "da...
Fluidize asked 29/10, 2015 at 13:5
1
Solved
I've created a Swift array that contains collections of two instances of a custom data type:
var myArray : [(MyDataType, MyDataType)]!
When I want to add items to this array, it's trivial to do ...
8
I have a Class called AuctionItem. The AuctionItem Class has a method called getName() that returns a String. If I have an ArrayList of type AuctionItem, what is the best way to return the index of...
7
Solved
I'm trying to use indexOf to find all occurrences of the characters 'the' in a sentence. For example, if the sentence were "The other day I went over there", it should return 3.
I am able to do t...
2
Solved
String xStr = "hello/master/yoda";
String remv_last = xStr.substring(0, xStr.lastIndexOf("/"))
System.out.println(remv_last);
output
hello/master
My question is; how can I get this output, tha...
5
Solved
I had a question about the indexOf method. I want to find multiple cases of "X" in a string.
Suppose my string is "x is x is x is x", I want to find x in all of its index positions.
But how do you...
3
Solved
Consider this code:
public static void Main()
{
var item = new Item { Id = 1 };
IList list = new List<Item> { item };
IList array = new[] { item };
var newItem = new Item { Id = 1 };
...
Jeanettajeanette asked 9/7, 2017 at 2:21
2
Solved
I have been using Array.indexOf in the Google Chrome console, I tried these codes
[1,2,3].indexOf(3);
[1,2,"3"].indexOf("3");
They all returned 2, but when I tried these codes
[1,2,"3"].indexOf...
Drops asked 25/5, 2017 at 4:53
1
So I'm trying to make my program print out the indexes of each word and punctuation, when it occurs, from a text file. I have done that part. - But the problem is when I'm trying to recreate the or...
Firebrick asked 19/1, 2017 at 17:13
7
Solved
I have a string:
string str = "hello";
And an array:
string[] myarr = new string[] {"good", "Hello", "this", "new"};
I need to get the index of (...
Pretence asked 20/1, 2012 at 0:3
3
Solved
What's the best method to get the index of an object in an object array given multiple of it's properties?
Imagine the following example array:
var array = [
{
color: 'red',
shape: 'square',
...
Gangland asked 11/9, 2015 at 12:59
4
Solved
I need to input a two strings, with the first one being any word and the second string being a part of the previous string and i need to output the number of times string number two occurs. So for ...
6
Solved
Is there anyway to get indexOf like you would get in a string.
output.add("1 2 3 4 5 6 7 8 9 10);
String bigger[] = output.get(i).split(" ");
int biggerWher = bigger.indexOf("10");
I wrote thi...
3
Solved
Is it possible to use multiple arguments when determining indexOf on an array?
I want to determine if my array contains any of three integers. Important to note at this stage that the array will o...
Fortunetelling asked 17/8, 2016 at 15:0
1
Solved
How can I check whether the page url contains a '#' character plus some random digits
e.g. www.google.de/#1234
if( window.location.href.indexOf('#') > 0 ){
alert('true');
}
Does indexOf...
Bookmobile asked 1/6, 2016 at 15:15
1
Solved
I have a byte array and wish to find the "occurrences" of some bytes.
For example 00 69 73 6F 6D in a very large byte array (> 50/100 Megabytes)
OR
even better a reverse operation: Searching th...
2
Solved
I was wondering how the method indexOf of an ArrayList is implemented. In fact I have override the equals method like this:
public class CustomObject {
@Override
public boolean equals(Object o) ...
Autocratic asked 24/5, 2016 at 13:37
1
Solved
I am trying to fetch the string after the third slash. But i don' know how to do it. I have used split but that's not what I want.
for(String obj2: listKey.getCommonPrefixes()){
Map<String, St...
2
I'm new at JavaScript and there is one thing that bothers me. I have got a very simple code:
var a = [];
a[1] = 1;
i = typeof(a[0]);
index = a.indexOf(undefined);
len = a.length;
console.log(a)...
Creep asked 11/3, 2016 at 20:52
3
Solved
Below is what I have.
var myString = "http://localhost:8888/www.smart-kw.com/";
alert(myString.indexOf("localhost"));
This give me alert... however if I change var myString = "http://localhost:8...
Waterfront asked 2/12, 2012 at 12:56
6
Solved
How do I remove the brackets from the result while keeping the function a single line of code?
day_list = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"]
def day_to...
Heterogenesis asked 22/2, 2016 at 15:2
7
Solved
The below function works fine on Opera, Firefox and Chrome. However, in IE8 it fails on the if ( allowed.indexOf(ext[1]) == -1) part.
Does anyone know why? Is there any obvious mistake?
function ...
Changeup asked 2/9, 2010 at 16:33
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