Untitled

concatenate inputs in bash script
./myBashScript.sh -flag1 exampleString1 exampleString2

function concatenate_args
{
    string=""
    for a in "$@" # Loop over arguments
    do
        if [[ "${a:0:1}" != "-" ]] # Ignore flags (first character is -)
        then
            if [[ "$string" != "" ]]
            then
                string+="_" # Delimeter
            fi
            string+="$a"
        fi
    done
    echo "$string"
}

# Usage:
args="$(concatenate_args "$@")"

#!/bin/sh

firsttime=yes
for i in "$@"
do
    test "$firsttime" && set -- && unset firsttime
    test "${i%%-*}" && set -- "$@" "$i"
done

IFS=_ ; echo "$*"

#!/bin/sh

while ! test "${1%%-*}"
do
    shift
done

IFS=_ ; echo "$*"

#!/bin/sh

shift
IFS=_ ; printf %s\n "$*"

echo $* | sed -e "s/ /_/g;s/[^_]*_//"

flag="$1"
shift
oldIFS="$IFS"
IFS="_"
the_rest="$*"
IFS="$oldIFS"

flag="$1"
shift
the_rest=""
pad=""
for arg in "$@"
do
    the_rest="${the_rest}${pad}${arg}"
    pad="_"
done

#!/bin/bash
paramCat () {
for s in "$@"
do
    case $s in
        -*)
            ;;
        *)
            echo -n _${s}
            ;;
    esac
done
}

catted="$(paramCat "$@")"
echo ${catted/_/}