i am trying to check if user uploaded his or her avatar image and i use file_exist() php function to check if the user avatar image exist or not
will this cause any server load problem with massive traffic websites ?
thanks
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i am trying to check if user uploaded his or her avatar image and i use file_exist() php function to check if the user avatar image exist or not
will this cause any server load problem with massive traffic websites ?
thanks
No it will not, here is the documentation for file_exists. It also caches the results, so that further improves performance.