ConvertToNumber Find Flaws and Limitations

Identify the flaws / limitations in the following ConvertToNumber method:

publicstaticboolConvertToNumber(string str)

{

boolcanConvert = false;

try

{

int n = Int16.Parse(str);

if (n != 0)

{

canConvert = true;

}

}

catch (Exception ex)

{

}

boolretval = false;

if (canConvert == true)

{

retval = true;

}

returnretval;

}

1. ConvertToNumber- Find Flaws and Limitations Identify the flaws/limitations in the following ConvertToNumber method: publicstaticboolConvert ToNumber string str) boolcanConvert-false try int n = Int16.Parse(str); if (n 0) canConvert- true; catch (Exception ex) boolretval- false if (canConverttrue) retval - true; returnretval