Memory leakage caused by IOS-iboutlet

Source: Internet
Author: User

In the iPhone, the control must be release as long as it is connected using iboutlet. Whether or not it has

@ Property(Nonatomic,Assign),

@ Property(Nonatomic, Retain)

Attribute.

The reason is as follows:

On Mac OS X, iboutlets are connected like this:

    1. Look for a method called set <outletname>:. If it exists call it.
    2. If no method exists, look for an instance variable named <outletname>, set itWithout retaining.

On iPhone OS, iboutlets are connected like this:

    1. Call [object setvalue: outletvalue forkey: @ "<outletname>"]

The behavior of set value for key is to do something like this:

    1. Look for a method called set <outletname>:. If it exists call it.
    2. If no method exists, look for an instance variable named, set it andRetainIt.

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