check variable content size in sh script

[markham breitbach]

something like this:

#!/bin/sh
if [ $# -lt 1 ] ; then
echo "put a nickel in the slot, pal!"
exit 1;
fi
NUMCHARS=`echo $1 | wc -m`
if [ $NUMCHARS -lt 51 ] ; then
echo "You input "$NUMCHARS" characters."
exit 0
else
echo "whoa sailor I can't take all that!"
exit 1
fi


On 13-05-16 9:08 AM, Joe wrote:
> Hello
>
> Have script that has max size on content in a variable.
> How to code size less than 51 characters?
>
> Thanks
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