SEEK—seek a data string, positioning the cursor

Macro command syntax


                          .-.ZFIRST--.ZLAST-.  .-NEXT--.   
>>-ISREDIT--SEEK--string--+-----------------+--+-------+-------->
                          '-labela--labelb--'  +-ALL---+   
                                               +-FIRST-+   
                                               +-LAST--+   
                                               '-PREV--'   

   .-CHARS--.                                    
>--+--------+--+----+--+---------------------+-----------------><
   +-PREFIX-+  +-X--+  +-start_col-----------+   
   +-SUFFIX-+  '-NX-'  '-left_col--right_col-'   
   '-WORD---'

Return codes

0: Normal completion.
4: String not found.
12: Syntax error.
20: Severe error.