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is-thirteen – Check If Number is Equal to 13

March 28, 2018     479    
is-thirteen – Check If Number is Equal to 13

is-thirteen is a javascript library to check if a number is equal to 13.

Usage:

var is = require('is-thirteen');
is(13).thirteen(); // true
is(12.8).roughly.thirteen(); // true
is(6).within(10).of.thirteen(); // true
is(2003).yearOfBirth(); // true
is(4).plus(5).thirteen(); // false
is(12).plus(1).thirteen(); // true
is(4).minus(12).thirteen(); // false
is(14).minus(1).thirteen(); // true
is(1).times(8).thirteen(); // false
is(26).divideby(2).thirteen(); //true

 

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