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  1. var arr = [1, 2, 3, 4, 5]
  2.  
  3. // для каждого элемента массива запустить функцию,
  4. // промежуточный результат передавать первым аргументом далее
  5. var result = arr.reduce(function(sum, current) {
  6.   return sum + current;
  7. }, 0);
  8.  
  9. alert( result ); // 15// your code goes here
Runtime error #stdin #stdout #stderr 0s 172608KB
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Standard input is empty
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Standard output is empty
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prog.js:9:0 ReferenceError: alert is not defined
https://ideone.com/ZHfoec
language:
JavaScript (SMonkey 60.2.3)
created:
6 years ago
visibility:
public

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