file-exists
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 …
check if url exists in php [duplicate]
if (!file_exists(‘http://example.com/images/thumbnail_1286954822.jpg’)) { $filefound = ‘0’; }
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($headers[0],”200 OK”)?true:false; } …
Check if file exists on remote server using its URL [duplicate]
import java.net.*; import java.io.*; public static boolean exists(String URLName){ try { HttpURLConnection.setFollowRedirects(false); // note : you may also need // HttpURLConnection.setInstanceFollowRedirects(false) HttpURLConnection con = (HttpURLConnection) new URL(URLName).openConnection(); con.setRequestMethod(“HEAD”); return (con.getResponseCode() == HttpURLConnection.HTTP_OK); } catch (Exception e) { e.printStackTrace(); return false; } } If the connection to a URL (made with HttpURLConnection) returns with HTTP status …
CMake check that a local file exists
The proper way to check if a file exists, if you already know the full path name to the file is simply: if(EXISTS “${ROOT}/configuration/${customer}/configuration.${project_name}.xml”) … else() … endif()
How to check whether file exists in Qt in c++
(TL;DR at the bottom) I would use the QFileInfo-class (docs) – this is exactly what it is made for: The QFileInfo class provides system-independent file information. QFileInfo provides information about a file’s name and position (path) in the file system, its access rights and whether it is a directory or symbolic link, etc. The file’s …
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.