Category Archives: Automation Test

Java collection cheat sheet

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Copy image from https://viblo.asia/ For java_intermediate course. https://giangtester.com/khoa-hoc-java-intermediate/ I. Collection is a “bag” = unordered listsNo direct implem­ent­ation
Collection<String> names = new ArrayList<>(); - Add one element names.add("john"); System.out.println(names); //[john] - Add multiple elements names.addAll(List.of("james, harry")); System.out.println(names); //[james, harry] -----------------------------------------
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