_.range

_.range([start=0], end, [step=1])

source npm package

Creates an array of numbers (positive and/or negative) progressing from start up to, but not including, end. A step of -1 is used if a negative start is specified without an end or step. If end is not specified, it’s set to start with start then set to 0.

Note: JavaScript follows the IEEE-754 standard for resolving floating-point values which can produce unexpected results.

Since

0.1.0

Arguments

  1. [start=0] (number): The start of the range.
  2. end (number): The end of the range.
  3. [step=1] (number): The value to increment or decrement by.

Returns

(Array): Returns the range of numbers.

Example

_.range(4);
// => [0, 1, 2, 3]
 
_.range(-4);
// => [0, -1, -2, -3]
 
_.range(1, 5);
// => [1, 2, 3, 4]
 
_.range(0, 20, 5);
// => [0, 5, 10, 15]
 
_.range(0, -4, -1);
// => [0, -1, -2, -3]
 
_.range(1, 4, 0);
// => [1, 1, 1]
 
_.range(0);
// => []