jQuery.reduce

jQuery.reduce.js

//jQuery.reduce.js - https://github.com/jontyy - MIT licensed
jQuery.reduce = function(arr, func, initial){
  initial =  typeof initial === 'undefined' ? 0 : initial;
  $.each(arr,function(i,v){
    initial = func(initial,v,i);
  });
  return initial;
};
jQuery.fn.reduce = function(func,initial){
  return jQuery.reduce(this,func,initial);
};

//usage

var sum = $.reduce([5,10,15],function(current,sum){
  return current + sum;
});//30

var concat = $.reduce(['hello','world','universe'],function(state, word){
  return state + word;
},''); //helloworlduniverse

jQuery.reduce.min.js

//jQuery.reduce.js - https://github.com/jontyy - MIT licensed
jQuery.reduce=function(e,t,n){return n=typeof n=="undefined"?0:n,$.each(e,function(e,r){n=t(n,r,e)}),n},jQuery.fn.reduce=function(e,t){return jQuery.reduce(this,e,t)}

jQUery.reduce.wo.each.js

//jQuery.reduce.js - https://github.com/jontyy - MIT licensed
jQuery.reduce = function(arr, func, initial){
  initial =  typeof initial === 'undefined' ? 0 : initial;
  
  for(var i in arr){if(arr.hasOwnProperty(i) && !isNaN(parseInt(i,10))){
    initial = func(initial,arr[i],i);
  }}
  
  return initial;
};
jQuery.fn.reduce = function(func,initial){
  return jQuery.reduce(this,func,initial);
};
    

jQuery.reduce.wo.each.min.js

//jQuery.reduce.js - https://github.com/jontyy - MIT licensed
jQuery.reduce=function(e,t,n){n=typeof n=="undefined"?0:n;for(var r in e)e.hasOwnProperty(r)&&!isNaN(parseInt(r,10))&&(n=t(n,e[r],r));return n},jQuery.fn.reduce=function(e,t){return jQuery.reduce(this,e,t)}