Macaulay2 » Documentation
Packages » Macaulay2Doc » The Macaulay2 language » operators » .?
next | previous | forward | backward | up | index | toc

.? -- check for presence of elements whose key is a symbol

Description

x.?k -- the same as x#?(global k), tells whether a value is available with x.k.

See also

For the programmer

The object .? is a keyword.


The source of this document is in /build/reproducible-path/macaulay2-1.25.06+ds/M2/Macaulay2/packages/Macaulay2Doc/ov_hashtables.m2:901:0.