Returns the formatted string, optionally including prompt and literal characters.

返回带格式的字符串，还可以选择包含密码字符。

youdao

The money_format function returns a string formatted as a currency string.

函数的作用是：将数字格式化为货币形式。

youdao

Returns a substring of the formatted string, optionally including prompt, literal, and password characters.

传回格式化字串的子字串，选择性包含提示、常值和密码字元。

youdao