FSTRING procedure

Forms a single string from a list of strings in a text (R.W. Payne).

No options

Parameters

TEXT = texts

Texts containing the lists of strings to put into single strings

STRING = texts

Text to store the strings in each TEXT

SEPARATOR = strings

Characters to separate all except last two strings of each TEXT; default ', '

LASTSEPARATOR = strings

Characters to separate last two strings of each TEXT; default SEPARATOR

PREFIX = strings

Characters to insert at the start of each STRING; default '' (i.e. none)

END = strings

Characters to put at the end of each STRING; default '' (i.e. none)

Description

This procedure forms a string from a list of strings. The strings are input in a text specified by the TEXT parameter, and the string is saved using the STRING parameter. The SEPARATOR parameter allows you to specify the characters to separate the strings. The default is to use the characters ', '. The LASTSEPARATOR parameter allows you to supply a different set of characters to separate the last pair of strings. The PREFIX parameter can supply characters to put at the start of the STRING, and the END parameter can supply characters to put at the end.

Options: none.

Parameters: TEXT, STRING, SEPARATOR, LASTSEPARATOR, PREFIX, END.

Method

The output STRING is formed from the input TEXT using CONCATENATE.

Action with RESTRICT

If the TEXT is restricted, the STRING will be formed only with the units not excluded by the restriction.