vb.net - Counting variables and functions of copy-paste source -

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i need on counting variables , functions , print out names in vb.net. example, let's have source code other ours, , in our project have textbox , button. need paste third-party source code in textbox , when click button need have ouput 1 below:

num of variables: 10

num of functions: 5

names of variables: i,j,k....

names of functions: func1, func2...

i don't have idea ask, thing did searching online days , found nothing.

any appreciated. thanks.


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