判断字符串是否由某字符开始

[java]代码库

public class Test {

	public static void main(String[] args) {
		String txt = "Yuncode.net";

		boolean a = txt.startsWith("Yun");
		boolean b = txt.startsWith("yun"); // 区分大小写

		System.out.println(a);
		System.out.println(b);

	}
}