The method printf(String, Object[]) in the type PrintStream is not applicable for the arguments (String, int) 把int换成Object类型试试? 你的JDK版本多少?
C:\Users\Administrator>java -version java version "1.8.0_11" Java(TM) SE Runtime Environment (build 1.8.0_11-b12) Java HotSpot(TM) 64-Bit Server VM (build 25.11-b03, mixed mode)
把int换成Object类型试试? 你的JDK版本多少?
java version "1.8.0_11"
Java(TM) SE Runtime Environment (build 1.8.0_11-b12)
Java HotSpot(TM) 64-Bit Server VM (build 25.11-b03, mixed mode)
刚查了一下,printf()函数是借鉴的C语言,从JDK5.0版本开始借鉴过来的!