f::head (public)
f::head xs
Defined in packages/acs-tcl/tcl/ad-functional-procs.tcl
- Parameters:
- xs (required)
- Returns:
- first element of a list
- Partial Call Graph (max 5 caller/called nodes):
- Testcases:
- functional_api
Source code: lindex $xs 0XQL Not present: Generic, PostgreSQL, Oracle