package practice;
public class AnArrayOfMerger {
public static void main(String[] args) {
String arr[] = { "1", "2", "3", "4", "5" };
String brr[] = { "a", "b", "c", "d" };
String buildArray[] = new String[arr.length + brr.length];
int indexArr = 0; // 手动指定arr的下标
int indexBrr = 0; // 手动指定brr的下标
for (int i = 0; i < buildArray.length; i++) {
if (i < arr.length) {
// 循环变量 i 小于 arr.length 时，将arr中的元素赋值给新数组
buildArray[i] = arr[indexArr];
indexArr++;
} else {
/**
* 循环变量 i 的值大于 arr.length 时，此时新数组下标 i 必定大于brr.length
* 继续循环将brr中的元素赋值给新数组
*/
if (i > brr.length) {
buildArray[i] = brr[indexBrr];
indexBrr++;
}
}
}
System.out.print("数组arr中的元素：");
for (int i = 0; i < arr.length; i++) {
System.out.print(arr[i] + " ");
}
System.out.print("\n\n数组brr中的元素：");
for (int i = 0; i < brr.length; i++) {
System.out.print(brr[i] + " ");
}
System.out.print("\n\n数组合并后：");
for (int i = 0; i < buildArray.length; i++) {
System.out.print(buildArray[i] + " ");
}
}
}
Processed:
0.011, SQL:
9
