Can anyone please tell what is the use of this

Question

Can anyone please tell what is the use of this

keyword here? its used because the local variable name and instance variable names are same or to is it working like Point2D.x = x; and Point3D.y = y; ?

0

20.12.2021

13 ответов

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ANDRIO Автор вопроса

eh
this means instance of that class.

oh

0

20.12.2021

eh

So the x and y which user passes are stored in the variables of instance of that class.

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20.12.2021

ANDRIO Автор вопроса

eh
So the x and y which user passes are stored in the...

will it not store if we write x = x; and y = y; ?

0

20.12.2021

eh

ANDRIO
will it not store if we write x = x; and y = y; ?

This will take x as the variable name that u got from the constructor

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20.12.2021

eh

Btw make it private and can use getter setters

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20.12.2021

ANDRIO Автор вопроса

eh
Btw make it private and can use getter setters

😥

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20.12.2021

ANDRIO Автор вопроса

eh
This will take x as the variable name that u got f...

oh

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20.12.2021

ANDRIO Автор вопроса

eh
This will take x as the variable name that u got f...

sorry to bother. but will using same variable names in parameters not cause any problem?

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20.12.2021

eh

ANDRIO
sorry to bother. but will using same variable name...

No u just have to return a value

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20.12.2021

ANDRIO Автор вопроса

eh
No u just have to return a value

hey how do i return the value? when i do return x; or return this.x; in parameterized constructor of Point3D class. it gives error: incompatible types: unexpected return value

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20.12.2021

eh

ANDRIO
hey how do i return the value? when i do return x;...

Code?

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20.12.2021

ANDRIO Автор вопроса

eh
Code?

Same

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20.12.2021