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Java performs forced type conversion

Casting is an important mechanism in Java for converting one data type to another. If you want to know more about forced type conversion, you can read the article below this topic.

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time：2023-12-01 11:06:51

What are the three types of casts in JavaScript?The three forced type conversions are: 1. Conversion to numeric type, Number(), parseInt(), parseFloat(); 2. Conversion to string type, toString(), String(); 3. Conversion to Boolean type, Boolean ().
Introduction to forced type conversion in JavaScript This article brings you an introduction to the method of forced type conversion in JavaScript. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to you.
How to use java forced type conversion method 1. When necessary, values of type int will be automatically converted to type double. But on the other hand, you can force the double type to int, but you may lose information. 2. If you try to cast a value from one type to another type that exceeds the representation range of the target type, the result will be truncated into a completely different value. For example, the actual value of (byte)300 is 44. Example // If the parent class object occupies 1M of memory, because the subclass object has some other contents, it takes up 0.5M more memory. The subclass object occupies a total of 1.5M of memory People[]staff=newPeople[2];//Here we are Defines an object of parent class, which can point to within 1M

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