What are Stringizing and Token Pasting Operators in C programming

  Stringizing Operator # ANSI C provides an operator # called stringizing operator to be used in the definition of macro functions. This operator converts a formal argument into a string. For example, if the macro is defined as follows: 1 #define     sum(xy)     printf(#xy  “ = %f \n”, xy) and somewhere in the program the statement is written as: sum(a+b); then the preprocessor converts this line as shown below: 1 printf(“a+b”  “ = %f \n”, a+b); Token Pasting Operator ## The token pasting operator ## defined by ANSI enables us to combine two tokens within a macro definition to form a single

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What are Stringizing and Token Pasting Operators in C programming
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