I am trying to solve a math problem where I take a number e.g. 45
, or 111
and then split the number into separate digits e.g. 4 5
or 1 1 1
. I will then save each number to a var to run a method on. Does anyone know how to split a number into individual digitals?
For example I have a loop that runs on an array :
for (var i = 0; i < range.length; i++) { var n = range[i]; }
For each number, I would like to split its digits and add them together?
To split a number into an array:Convert the number to a string. Call the split() method on the string to get an array of strings. Call the map() method on the array to convert each string to a number.
The split() function is a string function of Node. js which is used to split string into sub-strings. This function returns the output in array form. Parameters: This function accepts single parameter separator which holds the character to split the string.
var num = 123456; var digits = num.toString().split(''); var realDigits = digits.map(Number) console.log(realDigits);
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