Search deeply nested javascript object for property

find_nested_prop.js

function find_nested_prop( obj, propName, callback ) {
	
	for( var key in obj ) {
		var val = obj[key]
		
		if ( key === propName ) {
			callback(val, obj)
		}
		else if ( typeof val === 'object' ) {
			find_nested_prop( val, propName, callback  )
		}
	}

}


var json = { aa: { href: 'http1'}, bb: { cc: { href: 'http2' } }, dd: [], ee: [{ff: {href: 'http3'}}]    }

find_nested_prop( json, 'href', function( val, parent) {
	console.log(parent);
	console.log(val);
})