how to return the number of decimals after the comma in c or javascript?

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How to return the number of decimals after the comma in c or javascript;

Example:

To the entrance

2.254

The exit would be

3

javascript

  • You want to know the number or numbers after the comma?

  • 1

    Put your number in a variable, pass it to string, split the string at the point and then count the characters: var a = 1.2345; a.toString().split('.')[1].length

  • What you seek is not rounding?

  • Is that something you’re looking for? https://jsfiddle.net/cpjw12ub/

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