What are the similarities and differences between constructor method and set method in Java?

Analysis of similarities and differences:

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Similarities:

Both assign values ​​to member variables.

Differences:

1. Timing of calling

The construction method is automatically called by the jvm when the object is created; the set method is manually called after the object is created.

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2. The main body of the call

The construction method is automatically called by jvm; the set method is an object The name is called manually.

3. Number of calls

The constructor can only be automatically called once by the jvm when the object is initialized; the set method can be called multiple times.

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