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package 数据类型和运算符;
public class TestPrimitiveDateType { public static void main(String[] args) { char a = 'A'; char b = '中'; char c = '1';
System.out.println('a'+'b'); System.out.println(""+'a'+'b'); System.out.println(""+'a'+'\''+'b'); boolean man = true; boolean woman = false; if(man) { } } }
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