151129FunctionTest

package java151129;


/*
 * 定义一个功能,用于打印
 */
public class FunctionTest {
public static void main(String[] args) {
print();
/*
* 4 * 5的矩阵
*/
for (int i = 0; i < 4; i++) {
for (int j = 0; j < 5; j++) {
System.out.print("*");
}
System.out.println();
}
print();
draw(6, 7);
print();
print99();
}


/**
* row  *   col  的矩阵
* @param row  行
* @param col 列
* 
*/
public static void draw(int row, int col) {
if (row <= 0 || col <= 0) {
return;
}
for (int i = 0; i < row; i++) {
for (int j = 0; j < col; j++) {
System.out.print("*");
}
System.out.println();
}
}


/**
* 分割线
*/
public static void print() {
System.out.println("---------此为分割线--------------");
}


/**
* 九九乘法表
*/
public static void print99() {
for (int i = 1; i <= 9; i++) {
for (int j = 1; j <= i; j++) {
System.out.print(j + "*" + i + "=" + j * i + "\t");
}
System.out.println();
}


}
}