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공부

[Java] Collection.joining()

승가비 2020. 2. 13. 02:43
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Arrays.stream("a", "b", "c").collect(Collectors.joining()); 
"abc"

Arrays.stream("a", "b", "c").collect(Collectors.joining(",")); 
"a,b,c"

[reference] https://www.geeksforgeeks.org/java-8-streams-collectors-joining-method-with-examples/

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