startPosition：在搜索字符串中您希望开始搜索的位置。

StartPosition: Where in the search string you wish to start search from.

youdao

startPosition：在搜索字符串中您希望开始搜索的位置。

startPosition: Where in the search string you wish to start a search from.

youdao

要做到这一点，传递原始字符串并把开始位置加1。

To do that, you pass the original string and increment the starting position by one.

youdao

要做到这一点，传递原始字符串并把开始位置加1。

To do that, you pass the original string and increment the starting position by one.

youdao