Thanks for all reply! I partly agree grand father's answer.But I still stand on my opnion.If using warning pragrma,perl should give a warning message when typing change.

UPDATE:I don't know jargoon about data type change.Is typecast right?

I am trying to improve my English skills, if you see a mistake please feel free to reply or /msg me a correction

In reply to Re: implicit data typecast by xiaoyafeng
in thread implicit data type exchange by xiaoyafeng

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