range source npm
_.range([start=0], end, [step=1])
Creates an array of numbers (positive and/or negative) progressing from
start
up to, but not including, end
. If end
is not specified it's
set to start
with start
then set to 0
. If end
is less than start
a zero-length range is created unless a negative step
is specified.
Note: JavaScript follows the IEEE-754 standard for resolving
floating-point values which can produce unexpected results.
Arguments
- [start=0] (number)
The start of the range.
- end (number)
The end of the range.
- [step=1] (number)
The value to increment or decrement by.
Returns (Array)
Returns the new array of numbers.
Example
_.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);
// => []