Handlebars.size: get the size of an object #handlebars #helper #cc

handlebars.size.js

// Handlebars.size: get the size of an object
// Source: https://gist.github.com/tracend/71e3cb5069edaa0bceae
Handlebars.registerHelper('size', function(obj) {
	// prerequisite
	if( typeof obj != "object" ) return;
	var size = 0, key;
	for (key in obj) {
		if (obj.hasOwnProperty(key)) size++;
	}
	return size;
});