Scope

scope-test.js

var wl = function(s) {
    var dw = function(s){document.write(s);},
        spaces = '       ';
    
    dw(!s ? 'false!!!' : (s).toString());
    dw(('<br />').toString());
    
    for(var i in s) {
        
        if((s[i]).toString().indexOf('function') !== -1) {
            dw (spaces + i + ': ' + 'function');   
        } else {
            dw (i + ': ' + s[i]);                
        }
        
        dw (('<br />').toString());
    }
   
   
};


var obj={};
obj.funk = function() {
    var that = this;
    var helper = function() {
        that.value = 222;            
    };
    helper();
};
wl(obj.value);
obj.funk();
wl(obj.value);


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