(split-lines s)
在字符串 s 的 \n 或者 \r\n 处分割开。
user=> (clojure.string/split-lines "hello\nmoto\r\nagain\r\n")
["hello" "moto" "again"]
user=> (clojure.string/split-lines "no-new-lines")
["no-new-lines"]
user=> (clojure.string/split-lines "")
[""]
user=> (clojure.string/split-lines nil)
;NullPointerException java.util.regex.Matcher.getTextLength (Matcher.java:1234)