代码语言:javascript复制
//请实现一个函数,把字符串 s 中的每个空格替换成" "。
//
//
//
// 示例 1:
//
// 输入:s = "We are happy."
//输出:"We are happy."
//
//
//
// 限制:
//
// 0 <= s 的长度 <= 10000
//
//leetcode submit region begin(Prohibit modification and deletion)
class Solution {
public String replaceSpace(String s) {
StringBuffer sb = new StringBuffer();
for (int i = 0; i < s.length(); i ) {
if((int)((char)s.charAt(i))==(int)' '){
sb.append(" ");
}else{
sb.append(s.charAt(i));
}
}
return sb.toString();
}
}
//leetcode submit region end(Prohibit modification and deletion)