Using fopen download file

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Save Article. Improve Article. Like Article. Last Updated : 08 Jun, Next PHP fread Function. Recommended Articles. Article Contributed By :. Shubrodeep Banerjee. Return Values Returns a file pointer resource on success, or false on failure. Changelog Version Description 7. Note - using fopen in 'w' mode will NOT update the modification time filemtime of a file like you may expect. You may want to issue a touch after writing and closing the file which update its modification time.

This may become critical in a caching situation, if you intend to keep your hair. There is an undocumented mode for making fopen non-blocking not working on windows. By adding 'n' to the mode parameter, fopen will not block, however if the pipe does not exist an error will be raised.

With php 5. It looks like the second one is needed so the server won't interpret the path as relative to blossom's home on townsville. The verbal descriptions take a while to read through to get a feel for the expected results for fopen modes. Do NOT use the "w" flag unless you want to delete everything in the file. Note that whether you may open directories is operating system dependent. On UNIX, you may happily read the directory format for the native filesystem.

Supports "Location:"-redirections. Works with SSL-secured hosts. I couldn't for the life of me get a certain php script working when i moved my server to a new Fedora 4 installation. The problem was that fopen was failing when trying to access a file as a URL through apache -- even though it worked fine when run from the shell and even though the file was readily readable from any browser. This is true whether it's opened in "r" or "w" mode.

See man 7 fifo: this is the correct, default behaviour; although Linux supports non-blocking fopen of a fifo, PHP doesn't. This functions check recursive permissions and recursive existence parent folders, before creating a folder.