utility - npm Package Compare versions

Comparing version 0.0.7 to 0.0.8

History.md

 
+0.0.8 / 2013-05-06 
+==================
+
+  * add randomSlice() fixed #1
+
 0.0.7 / 2013-04-17 
@@ -3,0 +8,0 @@ ==================

lib/utility.js

@@ -110,2 +110,23 @@ /*!
 
+/**
+ * Array random slice with items count.
+ * @param {Array} arr
+ * @param {Number} num, number of sub items.
+ * @return {Array}
+ */
+exports.randomSlice = function (arr, num) {
+  if (!num || num >= arr.length) {
+    return arr.slice();
+  }
+  var index = Math.floor(Math.random() * arr.length);
+  var a = [];
+  for (var i = 0, j = index; i < num; i++) {
+    a.push(arr[j++]);
+    if (j === arr.length) {
+      j = 0;
+    }
+  }
+  return a;
+};
+
 var MONTHS = [
@@ -112,0 +133,0 @@ 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'

package.json

 {
   "name": "utility",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "description": "A collection of useful utilities.",
@@ -5,0 +5,0 @@ "main": "index.js",

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Improved metrics

Total package byte prevSize

15469

increased by3.44%

Lines of code

320

increased by6.67%

No dependency changes