C/stdio.h/getchar
getchar: read a character from stdin
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//Header file: #include <stdio.h> //Declaration: int getchar(void); //Return: returns EOF on error.
#include <stdio.h> int main(void) { char s[256], *p; p = s; printf("input char:"); while((*p++ = getchar())!= "\n"); *p = "\0"; /* add null terminator */ printf(s); return 0; }
/* input char:123 123
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