The trailing I after the regex statement (which in this case is simply the phrase walmart) signifies that the statement is not case sensitive.

regex语句(本例中为walmart)后面的i表明该语句不区分大小写。

youdao

The trailing I after the regex statement (which in this case is simply the phrase walmart) signifies that the statement is not case sensitive.

regex语句(本例中为walmart)后面的i表明该语句不区分大小写。

youdao