Cumulative replace function, can replace the replacement string for prefix and suffix to achieve cumulative.

累加替换功能，能在替换中对替换字符串的前缀和后缀实现累加。

youdao

Cumulative replace function, can replace the replacement string for prefix and suffix to achieve cumulative.

累加替换功能，能在替换中对替换字符串的前缀和后缀实现累加。

youdao