OC and C Contrast learning

OC and C Contrast learning

1, already have the foundation of C, how to get the quick introduction oc?

1) source File comparison

Think & Implement 1:1) in the C language, what are the files that we encounter with different suffixes?

. C. O. h

Extended Name

. h header File

. C C Language Original file

The original file for the. cpp. CC C + + language

. m Objective-c's original file

. mm Objective-c++ Original file

Two common files in OC:. m files and. h files

Extension primitive Type

. h header file, header file contains the method, the declaration of the property

. Class m implementation files, participating in plainclothes files, methods for implementing declarations in classes

2) data type comparison learning

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