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Full Discussion: [: 2016-02-29: integer expression expected
Top Forums Shell Programming and Scripting [: 2016-02-29: integer expression expected Post 302973008 by Don Cragun on Thursday 12th of May 2016 03:12:35 PM
Old 05-12-2016
Quote:
Originally Posted by Corona688
Since they're YYYY-MM-DD strings, you could also just compare them as strings.

Code:
if [ "$STRING1" "<" "$STRING2" ]
then
...
fi

You must put quotes around < > etc. or they will be taken as redirection operators.
That will work with some shells (and with some versions of the stand-alone
Code:
test

/[ utilities), but the only string comparison operators defined for test in the standards are = and !=.

We know that the submitter is using /bin/sh, but that isn't enough to know what operating system is being used nor what shell has been designated as /bin/sh on the submitter's system.
This User Gave Thanks to Don Cragun For This Post:
Corona688
 

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LEARN ABOUT CENTOS

strings.h

strings.h(3HEAD)                                                      Headers                                                     strings.h(3HEAD)

NAME

       strings.h, strings - string operations

SYNOPSIS

       #include <strings.h>

DESCRIPTION

       The size_t type specified in <strings.h> is defined through typedef as described in <stddef.h>.

ATTRIBUTES

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

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE         |      ATTRIBUTE VALUE        |
       +-----------------------------+-----------------------------+
       |Interface Stability          |Standard                     |
       +-----------------------------+-----------------------------+

SEE ALSO

       ffs(3C), string(3C), stddef.h(3HEAD), attributes(5), standards(5)

SunOS 5.10                                                          10 Sep 2004                                                   strings.h(3HEAD)
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