file-exists - w3toppers.com

PHP’s file_exists() will not work for me?

file_exists() needs to use a file path on the hard drive, not a URL. So you should have something more like: $thumb_name = $_SERVER[‘DOCUMENT_ROOT’] . ‘images/userphoto/1/2/2/59874a886a0356abc1_thumb9.jpg’; if(file_exists($thumb_name)) { some_code } http://us2.php.net/file_exists

check if url exists in php [duplicate]

if (!file_exists(‘http://example.com/images/thumbnail_1286954822.jpg’)) { $filefound = ‘0’; }

Check if a file exists with Lua

Try function file_exists(name) local f=io.open(name,”r”) if f~=nil then io.close(f) return true else return false end end but note that this code only tests whether the file can be opened for reading.

Check if file exists on remote server using its URL [duplicate]

import java.net.*; import java.io.*; public static boolean exists(String URLName){ try { HttpURLConnection.setFollowRedirects(false); // note : you may also need // HttpURLConnection.setInstanceFollowRedirects(false) HttpURLConnection con = (HttpURLConnection) new URL(URLName).openConnection(); con.setRequestMethod(“HEAD”); return (con.getResponseCode() == HttpURLConnection.HTTP_OK); } catch (Exception e) { e.printStackTrace(); return false; } } If the connection to a URL (made with HttpURLConnection) returns with HTTP status … Read more

How to check if a file exists from a url

You don’t need CURL for that… Too much overhead for just wanting to check if a file exists or not… Use PHP’s get_header. $headers=get_headers($url); Then check if $result[0] contains 200 OK (which means the file is there) A function to check if a URL works could be this: function UR_exists($url){ $headers=get_headers($url); return stripos($headers[0],”200 OK”)?true:false; } … Read more

Deleting a file in VBA

1.) Check here. Basically do this: Function FileExists(ByVal FileToTest As String) As Boolean FileExists = (Dir(FileToTest) <> “”) End Function I’ll leave it to you to figure out the various error handling needed but these are among the error handling things I’d be considering: Check for an empty string being passed. Check for a string … Read more

VBA check if file exists

something like this best to use a workbook variable to provide further control (if needed) of the opened workbook updated to test that file name was an actual workbook – which also makes the initial check redundant, other than to message the user than the Textbox is blank Dim strFile As String Dim WB As … Read more

How do I check if a file exists in Java?

Using java.io.File: File f = new File(filePathString); if(f.exists() && !f.isDirectory()) { // do something }