C # method parameter keywords

I. params keywords

Prams

Only Arrays can be used here,

Tape

 

UseParams (I =; I <list. length; I ++ UseParams2 (I =; I <list. length; I ++ UseParams (, [] myIntArray = {, [] myObjArray = {,,,

 

Ii. ref/out keywords

Put ref/out together because ref and out are very similar. They allow function parameters to be modified during function execution and can get the modified data outside the function, it should be understood as follows:

1. out

 

TestRef (}

 

TestRef (val );

 

2. out

 

TestOut (outParam = outParam +