Reference function:
substring_index(str, keyword, position)
substring_index(被截取字符串,关键字,关键字的位置)
PS: If the keyword does not exist, the entire string is returned.
Reference function:
substring_index(str, keyword, position)
substring_index(被截取字符串,关键字,关键字的位置)
PS: If the keyword does not exist, the entire string is returned.