${(s:string:)…}: Splitting separator

s:string: defines the splitting separator string when word splitting is applied.

The complete string is used as separator. With an empty string each character is split into a separate word.

Links

• Zsh manual on parameter expansion flags
• Zsh manual on option SH_WORD_SPLIT

Examples

Split by string

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value="Sunday-Monday-Tuesday-Wednesday-Thursday-Friday-Saturday" days=( ${(s:-:)value} ) typeset days

Output:

1	days=( Sunday Monday Tuesday Wednesday Thursday Friday Saturday )