For example, if you use a third-party library, such as those made available by PHP Extension and Application Repository (PEAR), you will find yourself instantiating objects and calling methods.
例如，如果使用第三方库，比如通过PHPExtensionandApplicationRepository (PEAR)可以使用的库，您将发现自己在实例化对象和调用方法。
Instantiating data pool objects in a test.
在测试中实例化数据池对象。
Some of the processing requires getting information from objects. If this information can be acquired directly from the database server, we can avoid instantiating them.
某些处理需要从对象获取信息，如果该信息可以直接从数据库服务器获得，我们就可以避免实例化它们。
The only added complexity comes in instantiating all the necessary objects for testing purposes.
唯一增加的复杂性来自于，为嵌套目的实例化了所有必需的对象。
This results in fewer hiccups when instantiating game objects.
当实例化的游戏对象时，这将导致更少的打嗝。
Object expressions, which enable you to define small objects implicitly in expressions as needed, instead of declaring a new type and instantiating an object.
物件运算式，可让您在需要时于运算式中隐含定义小型物件，而不用宣告新型别以及具现化物件。
Object expressions, which enable you to define small objects implicitly in expressions as needed, instead of declaring a new type and instantiating an object.
物件运算式，可让您在需要时于运算式中隐含定义小型物件，而不用宣告新型别以及具现化物件。
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