java 复制字串算法

public class Copy {

public static void copy(char[] s, char[] t){

int i=0;

for(i=0; i<s.length; i++){

t[i]=s[i];

}

t[i] = '\0';

}

public static void main(String[] args) {

char[] s = new char[] {'h','e','l','l','o',',','w','o','r','l','d','!'};

char[] t = new char[15];

copy(s, t);

for(int i=0;i<t.length ;i++){

System.out.print(t[i]);

}

}

}