1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | using System; using System.Text.RegularExpressions; public class Test { public static void Main() { string input = "a+aa-b"; string variable = "a"; string replacement = "1"; Regex regex = new Regex(@"\b" + variable + @"\b"); string result = regex.Replace(input, replacement); Console.WriteLine(result); } } |
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upload with new input
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result: Success time: 0.07s memory: 37224 kB returned value: 0
1+aa-b


