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// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/**
* The Identifier in a FunctionExpression can be referenced from inside the FunctionExpression's FunctionBody to allow the function calling itself recursively
*
* @path ch13/13.0/S13_A3_T2.js
* @description Creating a recursive function that calculates factorial, as a variable.
* Function calls itself by the name of the variable
*/
var __func = function (arg){
if (arg === 1) {
return arg;
} else {
return __func(arg-1)*arg;
}
};
var fact_of_3 = __func(3);
//////////////////////////////////////////////////////////////////////////////
//CHECK#1
if (fact_of_3 !== 6) {
$ERROR("#1: fact_of_3 === 6. Actual: fact_of_3 ==="+fact_of_3);
}
//
//////////////////////////////////////////////////////////////////////////////
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