C#String.Contains()方法
C#中的String.Contains()方法用于返回一个值，该值指示在该字符串中是否出现了指定的子字符串。
语法
public bool Contains (string val);
上面的val是要搜索的字符串。
示例
using System;
public class Demo {
public static void Main(String[] args) {
string str1 = "Akon";
string str2 = "Ak";
Console.WriteLine("String 1 = "+str1);
Console.WriteLine("HashCode of String 1 = "+str1.GetHashCode());
Console.WriteLine("String 2 = "+str2);
Console.WriteLine("HashCode of String 2 = "+str2.GetHashCode());
Console.WriteLine("String 1 is equal to String 2: {0}", str1.Equals(str2));
Console.WriteLine("Does String 1 has String 2 = "+str1.Contains(str2));
}
}输出结果
String 1 = Akon HashCode of String 1 = 416613838 String 2 = Ak HashCode of String 2 = -839927841 String 1 is equal to String 2: False Does String 1 has String 2 = True
示例
using System;
public class Demo {
public static void Main(String[] args) {
string str1 = "Jacob";
string str2 = "John";
Console.WriteLine("String 1 = "+str1);
Console.WriteLine("HashCode of String 1 = "+str1.GetHashCode());
Console.WriteLine("String 2 = "+str2);
Console.WriteLine("HashCode of String 2 = "+str2.GetHashCode());
bool res = str1.Contains(str2);
if (res)
Console.WriteLine("Found!");
else
Console.WriteLine("未找到！");
}
}输出结果
String 1 = Jacob HashCode of String 1 = -790718923 String 2 = John HashCode of String 2 = -1505962600 未找到！
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