function print_a( obj, indent ) {
	if (indent == null){
		indent = "";
	}
	var out = "";
	var start:Boolean = true;
	for ( item in obj ) {
		if (typeof( obj[item] ) == "object" ){
			if(!start){
				out += "n"+indent+ "[" + item + "] => Object";
			}
			else{
				out += indent+ "[" + item + "] => Object";
			}
			start = false;
		}
		else {
			out += indent+"[" + item + "] => " + obj[item]+"";
		}
		out += print_a( obj[item], indent+"   " ) + " ";
	}
	return out;
}

Tracing array like print_r

textmate, actionscript

Other