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A value assigned to the length property of an Array object is negative or not a number (NaN). Note that JScript automatically converts fractional numbers to whole integers.
To correct this error
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Assign a positive integer or zero to the length property. The following example demonstrates the correct way to set the length property of an Array object.
В 
Copy Codevar my_array = new Array(); my_array.length = 99;
There is no upper limit for the size of an array, other than the maximum integer value (approximately 4 billion).
See Also
