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  1. process.stdin.resume();
  2. process.stdin.setEncoding('utf8');
  3.  
  4. // your code goes here
  5.  
  6. var console = {
  7. 	log: function(s) {
  8. 		process.stdout.write(s+"\n");
  9. 	},
  10. };
  11.  
  12. var count_hash = {};
  13.  
  14. function callcounter(func) {
  15.     count_hash[func.name] = 0;
  16.     return function() {
  17.         count_hash[func.name] += 1;
  18.         return func.apply(this, arguments);
  19.     };
  20. }
  21.  
  22. function foo() {  } /* カウントしたい関数 */
  23.  
  24. foo = callcounter(foo);  /* fooをクロージャと差し替え */
  25.  
  26. for (var i = 0; i < 100; i++) {
  27. 	foo();
  28. }
  29.  
  30. console.log(count_hash.foo); // 100
  31.  
Success #stdin #stdout 0.06s 11184KB
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stdin
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Standard input is empty
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100
https://ideone.com/HVfnDI
language:
Node.js (node 11.12.0)
created:
10 years ago
visibility:
public

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