split.js
804 Bytes
/**
* Split array into a fixed number of segments.
*/
function split(array, segments) {
segments = segments || 2;
var results = [];
if (array == null) {
return results;
}
var minLength = Math.floor(array.length / segments),
remainder = array.length % segments,
i = 0,
len = array.length,
segmentIndex = 0,
segmentLength;
while (i < len) {
segmentLength = minLength;
if (segmentIndex < remainder) {
segmentLength++;
}
results.push(array.slice(i, i + segmentLength));
segmentIndex++;
i += segmentLength;
}
return results;
}
module.exports = split;