Narrow down the input by setting scanf : Console Read Validation « Console « C / ANSI-C

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C / ANSI-C » Console » Console Read ValidationScreenshots 
Narrow down the input by setting scanf

  
#include <stdio.h>

int main(void)
{
  char str[80];

  printf("Enter letters, anything else to stop\n");
  scanf("%[a-zA-Z]", str);

  printf(str);

  return 0;
}


           
       
Related examples in the same category
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4.Characters in the format control stringCharacters in the format control string
5.Read only a range of char
6.Read a certain length of string
7.Narrow the input: letter and space
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