单项选择题
下列程序的功能是统计字符串中“array”的个数,在程序的空白处应填入的正确选项是______。
public class FindKeyWords{
public static void main(Sting[] args){
Sting text=
"An array is a data structur that stores a collection of"
+"values of the same type. You access each individual value"
+"through an integer index. For example, if a is an array"
+"of inergers,then a[i]is the ith integer in the array.";
int arrayCount=0;
int index=-1;
Sting arrarStr="array";
index=text.indexof(arrayStr);
While(index 0){
++arrayCount;
index+=arrayStr.length();
index=text.indexof(arrayStr,index);
}
System.out.println
("the text contains"+arrayCount+"arrays");
}
A.<
B.=
C.<=
D.>=