SD.mkdir()

SD

mkdir() 描述 Create a directory on the SD card. This will also create any intermediate directories that don't already exists; e.g. SD.mkdir("a/b/c") will create a, b, and c. 语法 SD.mkdir(filename) 参数 filename: the name of the directory to create, with sub-directories separated by forward-slashes, / 返回值 true if the creation of the directory succeeded, false if not

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