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Regular Expression
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(?<=\W)(c\+\+|css|c|java)(?=[^\w\+])
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gm
Input 1
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New
My favorite programming language is c++++. My favorite programming language is c. I programme in c and c++ a lot and java too! I detest css. My favorite programming language is c++. My favorite programming language is c. My favorite programming language is c+++. My favorite programming language is cs. My favorite programming language is c. Hello world My favorite programming language is c++ Hello world I programme in c++ a lot! My favorite programming language is c+. My favorite programming language is cc. My favorite programming language is c++!
Extraction
My favorite programming language is c++++. My favorite programming language is c. I programme in c and c++ a lot and java too! I detest css. My favorite programming language is c++. My favorite programming language is c. My favorite programming language is c+++. My favorite programming language is cs. My favorite programming language is c. Hello world My favorite programming language is c++ Hello world I programme in c++ a lot! My favorite programming language is c+. My favorite programming language is cc. My favorite programming language is c++!