题解 | #字符串变形#
字符串变形
https://www.nowcoder.com/practice/c3120c1c1bc44ad986259c0cf0f0b80e
/**
* 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可
*
*
* @param s string字符串
* @param n int整型
* @return string字符串
*/
export function trans(s: string, n: number): string {
// write code here
const arr = s.split(" ").reverse();
const resultArr = [];
arr.forEach((item) => {
const strArr = item.split("");
let strResult = "";
strArr.forEach((chat) => {
const chatValue = chat.charAt(0);
if (chatValue >= "A" && chatValue <= "Z") {
strResult += chat.toLowerCase();
} else {
strResult += chat.toUpperCase();
}
});
resultArr.push(strResult);
});
return resultArr.join(" ");
}
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