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  1. let categories = [];
  2. const activeCategories = $('._active', '.content');
  3. console.log(activeCategories);
  4.  
  5. if (activeCategories.length){
  6.     for (let category of activeCategories){
  7.         categories.push($(category).data('category'));
  8.     }
  9. }
  10. //ОШИБКА
  11. //Uncaught TypeError: activeCategories is not iterable
Runtime error #stdin #stdout #stderr 0.03s 16856KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
stderr 
prog.js:2:7 ReferenceError: $ is not defined
Stack:
  @prog.js:2:7
https://ideone.com/Dz8gl7
language:
JavaScript (SMonkey 60.2.3)
created:
4 years ago
visibility:
public

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