Updating a bash script from a repository

The following are two methods of updating a bash script from a repository

Bash comparisons

 

integer comparison

-eq

    is equal to

    if [ "$a" -eq "$b" ]

-ne

    is not equal to

    if [ "$a" -ne "$b" ]

-gt

    is greater than

    if [ "$a" -gt "$b" ]

-ge

    is greater than or equal to

    if [ "$a" -ge "$b" ]

-lt

    is less than

    if [ "$a" -lt "$b" ]

-le

    is less than or equal to

    if [ "$a" -le "$b" ]

string comparison

==

    is equal to

    if [ "$a" == "$b" ]

!=

    is not equal to

    if [ "$a" != "$b" ]

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