WebJun 22, 2013 · int IndexOfAny(String[] rgs) would indeed be nice but it's nominally an O(n^2) operation. If, in your application, the set of strings rgs is large and always the … WebJul 5, 2024 · IndexOfAny is an instance method that returns an integer value type indicating the position of the found character, or the special value -1 if no value was found. And …
【C#入門】IndexOfで文字列やList、配列を検索する方 …
WebThis C# program illustrates the String.IndexOf (char x, int start1) method. It is apparent that we are looking for the 0 index, which corresponds to the letter “H.”. However, the line: int index2 = str.IndexOf (‘H’, 5); returns the … WebJul 30, 2024 · This is a follow-up to this question with bug fixes, question and code improvements from @dfhwze, @PieterWitvoet, @HenrikHansen, @t3chb0t. I am still hoping for an improved approach or algorithm rather than micro-optimizations to the code..Net provides String.IndexOfAny(string, char[]) but not String.IndexOfAny(string, string[]).. … lockington\\u0027s pharmacy
c# - is there such a thing as IndexOf(any white character, startIndex ...
WebMay 29, 2024 · 1 Answer. string.IndexOfAny (char []) will get you the index of the string where the first character of any of the characters in the array appears. The trick is defining what "whitespace" is. The example below has 25 characters defined as whitespace, the more common ones being ' ', '\n', '\t', '\v', '\r'. The following will use the unicode ... Web文字列操作のためのメソッド. C#では string型 という文字列を扱う専用のデータ型が用意されています。. 単にstring型変数に文字列を保存できるだけでなく、文字列の一部取り … lockington train crash