print_r() for javascript

print_r.js

(function($){
$.print_r = (function(){
    var depth = 0;
    
    var render = function(o){
        var str='',
            indent = (function(){
                var res="";
                for(var i=0; i<depth*4; i++){ res+='&nbsp;' };
                return res;    
            })();
    
        
        for(var p in o){
            if(typeof o[p] == 'string'){
                str+= indent + p + ': ' + o[p]+' </br>';
            }else{
                // increase the depth
                depth++;
                
                // run the render function on this object
                str+= indent + p + ': { </br>' + render(o[p]) + indent + '}<br>';
                
                depth--;
            }
        }
        
        // return the string
        return str;
    };
    
     
    return function(o, options){
        options = options || {};
        
        //[Defaults]
        var autoAppend = options.hasOwnProperty('autoAppend') ? options.autoAppend : true;
        
        // create string
        var str = render(o);
        
        // append to body unless staed otherwise
        if(autoAppend) $('body').append(str);
        
        // return the str too
        return str;
    };
})();
})(jQuery);