/* *测试传值引用 */ public class ValueReference { int = 10; public static void main(String[]args) { ValueRference aValue = new ValueReference(); aValue.print(); } public void print() { int b = a; System.out.println("before changed value a = " + a + " , b = " +a); a=30; System.out println("after chang value a = " + a + " , b = " + b); } }
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