Scripting Guide - SAS

Appendix A JSL Syntax Reference 569
Character Functions
Arguments
source A quoted string.
text A quoted regular expression.
format Optional. The default is \0, which is the entire matched string. \n returns the nth match.
IGNORECASE Optional. The search is case sensitive, unless you specify IGNORECASE.
Remove(source, position, )
Remove(source, {items})
Remove(source, key)
Description
Deletes the n item(s), starting from the indicated position. If n is omitted, the item at position is
deleted. If position and n are omitted, the item at the end is removed. For an associative array: Deletes
the key and its value.
Returns
A copy of the source with the items deleted.
Arguments
source A string, list, expression, or associative array.
position or key An integer (or list of integers) that points to a specific item (or items) in the list or
expression.
n Optional. An integer that specifies how many items to remove.
Remove From(source, position, )
Remove From(source, key)
Description
Deletes the n item(s) in place, starting from the indicated position. If n is omitted, the item at
position is deleted. If position and n are omitted, the item at the end is removed. For an associative
array: Deletes the key and its value. The source must be an L-value.
Returns
The original source with the items deleted.
Arguments
source A string, list, expression, or associative array.
position or key An integer (or list of integers) that points to a specific item (or items) in the list or
expression.
n Optional. An integer that specifies how many items to remove.