fileMode fn
i1 : fn = temporaryFileName() o1 = /tmp/M2-30034-0/0
i2 : fn << "hi there" << close o2 = /tmp/M2-30034-0/0 o2 : File
i3 : fileMode fn o3 = 420
i4 : removeFile fn
The source of this document is in Macaulay2Doc/ov_system.m2:1289:0.