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Post Views: 10 1. Rename the file name in a directory, its code, as shown in Figure 1 2. Error: rename(e:/wwwroot/avatar/beiji/housen.jpg, e:/wwwroot/avatar/beiji/378477.jpg): ϵͳ�ҳ���ָ�����ļ�� (code: 2), as shown in Figure 2 3. Use the file_exists function to check whether the file exists, if it exists, print 1, if not, print 0, as shown in Figure 3 4. The print result is…
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