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smiko
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23var_null_obj.js
23var_null_obj.js
/** * defininig null object */ x = 23; x = null; //redefine variable x to null object var type=typeof x; console.log(type +': '+ x); //object: null if(x==null) console.log('x is null'); //works else if(x=='') console.log('x is empty string'); //dont work
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