anchor.diff:  		return result;
   	}
   
  -	// for merge()
  +	// default comparator for merge()
   	public numeric function comparison(left, right) {		
   		if(left == right)
   			return 0;
  
positive.code: 		return result;
  	}
  
  	// wrote this for some reason, then didn't end up needing it?
  	public any function unshift(obj = this.obj) {
  		var elements = _.slice(arguments, 2);
  		for (var i = arrayLen(elements); i > 0; i--) {
  			arrayPrepend(obj, elements[i]);
  		}
  		return obj;
  	}
  	
  	/**
  	* 	@header _.initial(array, [n]) : array
  
negative.code: 		}
  	}
  
  	/*
  	* 	@hint Internal helper function. Converts boolean equivalents to boolean true or false. Helpful for keeping function return values consistent.
  	*/ 
  	private boolean function toBoolean(obj) {
  		return !!obj;
  	}
  