Alternate method for clearing input buffer in c

Question

Is there any other method to clear the input buffer in c withut using

  fflush();

or

  while(getchar()!=\'\\n\');
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Answer 1

Another method to clear the input buffer(stdin) would be to use

scanf("%*[^\n]%*1[\n]");

Here,%*[^\n] instructs scanf to scan everything until a new-line character(\n) is found and then discard it.The %1*[\n] tells scanf to scan 1 character including a \n character and discard it also.