25 lines
884 B
C#
25 lines
884 B
C#
namespace _10_4
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{
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internal class Program
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{
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static void Main(string[] args)
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{
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string text = @"The quick brown fox jumps over the lazy dog." +
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@"An apple a day keeps the doctor away." +
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@"Can a fox and a dog be friends?";
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Console.WriteLine(text);
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string searchTerm = "the";
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string[] source = text.ToLower().Split(new char[] { '.', ' ','!','?','.' }, StringSplitOptions.RemoveEmptyEntries);
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int wordCount = 0;
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foreach (string s in source)
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{
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if (s.CompareTo(searchTerm)==0)
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{
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wordCount++;
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}
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}
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Console.WriteLine("单词{0}一共出现{1}次，频率{2:#0.##%}",searchTerm,wordCount,wordCount/(double)source.Length);
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}
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}
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}
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