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Full Discussion: Array Variable being Assigned Values in Loop, But Gone when Loop Completes???
Top Forums Shell Programming and Scripting Array Variable being Assigned Values in Loop, But Gone when Loop Completes??? Post 302717947 by vgersh99 on Thursday 18th of October 2012 06:17:02 PM
Old 10-18-2012
or if your old ksh (ksh88) doesn't support the '${STRING:n:m}' paradigm:
Code:
#!/bin/ksh
MyString=abcde
i=0
while (( i++ < ${#MyString} ))
do
   char=$(expr substr "$MyString" $i 1)
   echo "<$char>"
done

This User Gave Thanks to vgersh99 For This Post:
mrm5102
 

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LEARN ABOUT MOJAVE

let

let(1)                                                             User Commands                                                            let(1)

NAME

       let - shell built-in function to evaluate one or more arithmetic expressions

SYNOPSIS

   ksh
       let arg...

DESCRIPTION

   ksh
       Each arg is a separate "arithmetic expression" to be evaluated.

EXIT STATUS

       The following exit values are returned:

       0        The value of the last expression is non-zero.

       1        The value of the last expression is zero.

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE         |      ATTRIBUTE VALUE        |
       +-----------------------------+-----------------------------+
       |Availability                 |SUNWcsu                      |
       +-----------------------------+-----------------------------+

SEE ALSO

       ksh(1), set(1), typeset(1), attributes(5)

SunOS 5.10                                                          15 Apr 1994                                                             let(1)
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