Introduction - If you have any usage issues, please Google them yourself
In the program development we often make encoding conversion of the file, if it is a single file conversion can be processed manually, but to a folder inside hundreds or even thousands of file encoding conversion words manually convert the workload is very big, tried several online encoding conversion software is not very good for yourself write a program to process, the principle is very simple, get the contents of the file, and then use the iconv function into a corresponding encoding and then written to the file, not to transfer the image, otherwise it will damage the image file.