How PHP determines whether a network file exists

Source: Internet
Author: User

This article mainly introduces PHP to judge the existence of network files, examples of the analysis of PHP reading network files, with a certain reference value, the need for friends can refer to the

This article illustrates the way in which PHP determines whether a network file exists. Share to everyone for your reference. The implementation methods are as follows:

1 2 3 4 5 6 7 $file = "Http://"; $fileExists = @file_get_contents ($file, null,null,-1,1)? True:false; if ($fileExists) {echo "File exists!";} else{echo "Sorry, we couldn ' t find the file."

I hope this article will help you with your PHP program design.

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