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  1. %{
  2. #include <stdio.h>
  3. %}
  4.  
  5. DIGIT  [0-9]
  6.  
  7. %%
  8. {DIGIT}+        { printf("Number: %s, Length: %d\n", yytext, yyleng); }
  9. .               { printf("Other: %s\n", yytext); }
  10. %%
  11.  
  12. int main() {
  13.     printf("Enter your input: \n");
  14.     yylex();  // Start lexical analysis
  15.     return 0;
  16. }
  17.  
  18. int yywrap() {
  19.     return 1;
  20. }
  21.  
Success #stdin #stdout #stderr 0.03s 6808KB
comments (?)
stdin
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123 abc + 456 def -
stdout
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Standard output is empty
stderr
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ERROR: /home/F36EqZ/prog:2:1: Syntax error: Operator expected
ERROR: /home/F36EqZ/prog:20:1: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/mz1nif
language:
Prolog (swi 7.6.4)
created:
3 days ago
visibility:
public

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