diff --git a/java/SplitTest.java b/java/SplitTest.java new file mode 100644 index 0000000000000000000000000000000000000000..bdab332a22b1e3448da58bef0779fee4178ce7f6 --- /dev/null +++ b/java/SplitTest.java @@ -0,0 +1,12 @@ +public class SplitTest { + + /** + * split将一个正则表达式作为参数,井根据表达式将字符串分割 + * 成多个字符串。点号 .是表示任何字符的正则表达式。 + * @param args + */ + public static void main(String[] args) { + System.out.println("12.345-6.A".split(".").length);//0 + System.out.println("12.345-6.A".split("\\.").length);//3 + } +} \ No newline at end of file