Concatenates a string with delimiters. (version 4.67 or later)
strjoin <strvar> <separator> [<count>]
Concatenates a specified separator string variable <strvar> between each element of the 9 system variables from "groupmatchstr1" to "groupmatchstr9", yielding a single concatenated string.
<separator> is specified delimiter characters.
The <count> is specified the maximum number of substrings to concatenate.
When the <count> is left out, the default value is 9.
groupmatchstr1="Jan" groupmatchstr2="Feb" groupmatchstr3="Mar" groupmatchstr4="Apr" groupmatchstr5="May" groupmatchstr6="Jun" groupmatchstr7="Jul" groupmatchstr8="Aug" groupmatchstr9="Sep" strjoin strvar "," messagebox strvar "strvar" ; 'Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep' groupmatchstr1="Jan" groupmatchstr2="Feb" groupmatchstr3="Mar" groupmatchstr4="Apr" groupmatchstr5="May" groupmatchstr6="Jun" groupmatchstr7="Jul" groupmatchstr8="Aug" groupmatchstr9="Sep" strjoin strvar " and " 6 messagebox strvar "strvar" ; 'Jan and Feb and Mar and Apr and May and Jun' groupmatchstr1="Jan" groupmatchstr2="Feb" groupmatchstr3="Mar" groupmatchstr4="Apr" groupmatchstr5="May" groupmatchstr6="Jun" groupmatchstr7="" groupmatchstr8="" groupmatchstr9="" strjoin strvar "," 9 messagebox strvar "strvar" ; 'Jan,Feb,Mar,Apr,May,Jun,,,'