我想分割一个字符串,只要它包含字符" - "或它是否包含空格,但只有在" - "或空格之前和之后存在一个字符.
例:
" test" -> Dont split
"-test" -> Dont split
"test test" -> split
" test test" -> split
"test-" -> dont split
"test-test" -> split
"a-test" -> split