对象都拥有标识(内存地址)和状态(数据),同时“==”比较两个对象的的内存地址,所以说使用Object的equals()方法是比较两个对象的内存地址是否相等,即若object1.equals(object2)为true,则表示equals1和equals2实际上是引用同一个对象。 3.8 逻辑操作符 与在C和C++中不同的是:Java中不能将一个非布尔值当做布尔值...
如果使用$限定符,请使用引号将class_name引起来。 expression是要输出其值的 Java 表达式。 field_name是类中字段的名称。 identifier是一个局部变量或参数,包括this、当前类实例变量 (object_name.field_name) 或类(静态)变量 (class_name.field_name)。 object_name是 Java 对象的名称。
Example 1: Java program to print the object class Test { } class Main { public static void main(String[] args) { // create an object of the Test class Test obj = new Test(); // print the object System.out.println(obj); } } Run Code Output Test@512ddf17 In the above ...
Print(Object) 列印物件。 C# [Android.Runtime.Register("print","(Ljava/lang/Object;)V","GetPrint_Ljava_lang_Object_Handler")]publicvirtualvoidPrint(Java.Lang.Object? obj); 參數 obj Object Object要列印的 屬性 RegisterAttribute 備註 的java.io.PrintStream.print(java.lang.Object)Java 檔。
andOrientationRequestedattributes. If an application uses thePrintableinterface and theprint(PrintRequestAttributeSet)method, the media, orientation, and imageable area attributes contained in the attribute set are added to a newPageFormat, which is passed to theprintmethod of thePrintableobject. If an...
Gets the media width in mils (thousandths of an inch). Methods Explicit Interface Implementations Extension Methods 展开表 JavaCast<TResult>(IJavaObject) Performs an Android runtime-checked type conversion. JavaCast<TResult>(IJavaObject)
defprint(self,*args,sep=' ',end='\n',file=None):# known specialcaseofprint"""print(value,...,sep=' ',end='\n',file=sys.stdout,flush=False)Prints the values to a stream,or to sys.stdout bydefault.Optional keyword arguments:file:a file-likeobject(stream);defaults to the current ...
UsingScannerInput andprintlnMethod to Print a String in Java Here, we use theScannerclass to get input from the user. We create an object of theScannerclass, and we ask the user to enter his name using theprint()method. We call thenextLine()method on theinputobject to get the user’s...
// Draw an image onto the Graphics2D object and then onto the print job surface. job.print(); // Execute the print job with the drawn image as its content. ``` ### 3. PDF文件打印任务 可以使用`PrinterJob`类创建PDF文件打印任务,并指定要创建的PDF文件内容。以下是一个示例代码: ```java ...
Spire.Presentation for Java supports to process a variety of PowerPoint elements, such asslide,text,image,shape,table,chart,watermark,animation,header and footer,comment,note,SmartArt,hyperlink, OLE object,audioandvideo. Easy Integration Spire.Presentation for Java can be easily integrated into Java ...