What are the php file operation functions?-PHP Tutorial-php.cn

What are the php file operation functions?

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Release： 2016-07-25 08:51:38

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/*
* 1. Get the file name of the path
* string basename(string path[,string suffix])
* 2. Get the directory of the path
* string dirname(string path)
* 3. Understand More path information
* array pathinfo(string path)
* 4. Determine the absolute path
* string realpath(string path)
* 5. Determine the file size
* int filesize(string filename)
* 6. Calculate the disk of available space
* float disk_free_space(string directory)
* 7. Calculate the total capacity of the disk
* float disk_total_space(string directory)
* 8. Determine the last access time of the file
* int fileatime(string filename)
* 9. Determine the last change time of the file
* int filectime(string filename)
* 10. Determine the last modification time of the file
* int filemtime(string filename)
* 11. Identify the end character of the file
* int feof(string resource)
* 12. Open and close files
* resource fopen(string resource,string mode[,int use_include_path[,resource zountext]])
* boolean fclose(resource filehandle)
* 13. Read the file into an array
* array file9string filename[ ,int user_inlucde_path[,resource context]])
* 14. Read the file contents into a string variable
* string file_get_contents(string filename[,int use_inlude_path[resource context]])
* 15. Read the CSV file into an array
* array fgetcsv(resource handle[,int length[,string delimiter[,string enclosure]]])
* 16. Read the specified number of characters
* string fgets(resource handle[,int length])
* 17. From Remove tags from the input and clear all HTML and PHP tags
* string fgetss(resource handle,int length[,string allowable_tags])
* 18. Read the file one character at a time
* string fgetc(resource handle)
* 19. Ignore newlines
* string freed(resource handle, int length)
* 20. Read the entire file
* int readfile(string filename[,int use_include_path])
* 21. Read according to the predefined format File
* mixed fscanf(resource handle,string format[,string var1])
* 22. Write string to file
* int fwrite(resource handle,string string[,int length])
* 23. Move file pointer
* int fseek(resource handle,int offset[,int whence])
*
* 1. Open directory handle
* resource opendir(string path)
* 2. Close directory handle
* void closedir(resource directory_handle)
* 3. Parse the directory content
* string readdir(resource directory_handle)
* 4. Read the directory into an array
* array scandir(string directory[,int sorting_order[,resource context]])
*
*
* 1. Delete the directory
* int rmdir(string dirname)
* 2. Rename the file
* boolean rename(string olename,string newname)
* 3. Touch the file
* int touch(sting filename[,int time[,int atime]])
*/

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