2015-02-04 2 views

답변

1

var b; 
 
Object.defineProperty(window,'a',{ 
 
\t set : function(value){ 
 
\t \t b = value; 
 
\t \t alert(new Error().stack.split('\n')[2]); 
 
\t }, 
 
\t get : function(){ 
 
\t \t return b; 
 
\t }, 
 
}); 
 
a = 1;

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