split()方法将输入字符串断开成字符串对象数组
String[] spllit(CharSequence input)
String[] split(CharSequence input, int limit)
例子:
import java.util.Arrays;
import java.util.regex.Pattern;
public class SplitDemo {
public static void main(String[] args) {
String input = "This!!unusual use!!of exclamation!!points";
System.out.println(Arrays.toString(Pattern.compile("!!").split(input)));
System.out.println(Arrays.toString(Pattern.compile("!!").split(input, 3)));
}
}
输出:
[This, unusual use, of exclamation, points]
[This, unusual use, of exclamation!!points]