WebYou just need to use the random number as a reference to the array: var arr1 = new [] {1,2,3,4,5,6} var rndMember = arr1 [random.Next (arr1.Length)]; Share Improve this answer Follow answered Jan 12, 2013 at 20:57 faester 14.8k 5 45 56 Add a comment 3 Try like this int start2 = caminohormiga [ran.Next (0, caminohormiga.Length)]; instead of WebAug 6, 2024 · to get the columns and use GetLength (1) to get the rows of the 2 Dimensional array and you loop thru it with the for loop if any one else needs this. string text = ""; for (int i = 0; i < array.GetLength (0); i++) { text += Convert.ToString (array [i, 2]) + "\n"; } Share Improve this answer Follow edited Mar 7, 2024 at 8:11
c# - Safe element of array access - Stack Overflow
WebFeb 1, 2013 · Introducing a well-known concept of ranges implemented in C#. string s = " abcde"; string ss = s.Substring(new Range{Start= 1,End=-2});. which I’m sure you agree is ugly and not worth the effort. We could narrow it down to a collection initialization Range{1,-2}, but this would require Range to implement IEnumerable which is unidiomatic and … WebReafidy's edited answer is a great start, but I wanted to expand on it more than I could do in a comment.sheet.get_Range(rangeselect) is much faster than going row by row, but one thing I haven't seen mentioned yet is that the get_Range parameter has a 255 character limit. To get around that limitation, construct a set of ranges like "8:8,10:13,14:55" as … definition slowly
Ranges in C# - CodeProject
WebSep 18, 2024 · Range represents a subrange of an array. The Range operator .. specifies the start (Inclusive) and end (exclusive) of a range. The following table states the comparison of old and new syntax. Task. Old-style (Before C# 8) New style (in C# 8) Getting the second element from an array. WebJan 9, 2014 · To get an int array from one of these arrays you would have to loop and retrieve the values you're after. For example: public IEnumerable GetIntsFromArray (int [] [] theArray) { for (int i = 0; i<3; i++) { yield return theArray [2] [i]; // would return 6, 7 ,8 } } Share Improve this answer Follow edited Sep 10, 2009 at 16:12 WebMar 28, 2009 · Use the System.Linq ElementAtOrDefault method. It handles an out-of-range access without throwing an exception. It returns a default value in the case of an invalid index. int [] array = { 4, 5, 6 }; int a = array.ElementAtOrDefault (0); // output: 4 int b = array.ElementAtOrDefault (1); // output: 5 int c = array.ElementAtOrDefault (-1 ... definition slumped