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Where a function can take, as one of its arguments, a list of values this is expressed in square brackets, e.g.:
function([value1, value2, ...])
See href="#processingLists"> processing lists of values Arrays and Record Sets for details of how lists are handled in functions. Such a list is often called a vector. Indexes: always start at 1. Many functions return an index, indicating the position in a list at which a matched value has been found. E.g. see getElement.
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