Jan 4, 2016 · In Javascript the + operator can either perform addition or concatenation depending on the type of its operands. When numbers are used with + it uses addition, but when strings …

Jul 27, 2012 · total variable needs to be declared before the loop or else it will not preserve the previous addition. Use Number() to convert string to number. Adding string means …

Jan 21, 2019 · The code, you use, takes only a single level, without respecting nested arrays. By taking na array with only one element without an index of the inner array and using an …

Apr 30, 2013 · The binary + operator has two uses: addition and string concatenation. Although you want the former, the latter is happening because window.prompt() returns a string. To …

Jan 24, 2013 · Second, JavaScript, for better or worse, has overloaded the + operator with two meanings: it adds numbers, and it concatenates strings. It has a preference for concatenation, …

Jan 17, 2014 · JavaScript sum multidimensional array element values. 1. Sum in 2-dimensional array. 0. sum of ...

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Feb 19, 2009 · Other than months, time periods can be represented by static numbers. But months can be four different lengths. Also, any time period length from Days and higher may …

Jun 22, 2016 · sorry sir josecortes hehe since im new in javascript im assuming the declaring js script might one of the problem hehe – expert123 Commented May 21, 2016 at 5:11

Jul 29, 2011 · Here are 3 functions that all accomplish the same thing. They are listed in order of increasingly modern JavaScript syntax. The first function uses basic language features that …