[Java daily question] 20170119, java20170119

[Java daily question] 20170119, java20170119

20170118 for problem resolution, click "Java daily question" 20170119 "below today's question to view the problem (The problem is resolved at the beginning of the public account, public ID: weknow619)

Package Jan2017; import java. util. arrays; import java. util. list; public class Ques0119 {public static void main (String [] arg) {List <String> list = Arrays. asList ("1", "2"); for (String str: toArray (list) {System. out. println (str) ;}} public static <T> T [] toArray (List <T> list) {T [] t = (T []) new Object [list. size ()]; for (int I = 0, s = list. size (); I <s; I ++) {t [I] = list. get (I) ;}return t ;}}

Today's question:
Can the main program properly run and output results? (Click "[Java daily question] 20170119" below to view issue resolution 20170118)

Questions originally published on the public account and short book: [Java daily question] 20170119, [Java daily question] 20170119 (you can also scan the Avatar QR code to view)

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