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#shell-options

2 posts

Shell & TerminalDeep Dive October 3, 2026 7 min read

Zsh Array Indexing: One-Based Subscripts, Negative Positions, and Compatibility Options

Use Zsh array subscripts predictably, preserve element boundaries, and contain KSH_ARRAYS compatibility behavior to its intended scope.

#zsh#arrays#subscripts

Shell & TerminalDeep Dive October 3, 2026 7 min read

Contain Zsh option changes with localoptions and emulate -L, inspect ambient state, and test helpers under clean and interactive shells.

#zsh#setopt#functions