Method exists

Marlin/src/sd/SdBaseFile.cpp:232–235

* Test for the existence of a file in a directory * * \param[in] name Name of the file to be tested for. * * The calling instance must be an open directory file. * * dirFile.exists("TOFIND.TXT") searches for "TOFIND.TXT" in the directory * dirFile. * * \return true if the file exists else false. */

 * \return true if the file exists else false.
 */
bool SdBaseFile::exists(const char *name) {
  SdBaseFile file;
  return file.open(this, name, O_READ);
}

/**
 * Get a string from a file.