The linux system failed to upload the file and obtain the path

var rollBackName = filename;
            var pos = -1;
            if(filename.lastIndexOf("\\") != -1) {
                pos = filename.lastIndexOf("\\");
            }
            if(filename.lastIndexOf("/") != -1) {
                pos = filename.lastIndexOf("/");
            }
            if(pos != -1) {
                rollBackName = filename.substring(pos+1);
            }

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Origin blog.csdn.net/xiansibao/article/details/129838251