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--- bash_functions [2014/09/29 01:25] – [Integer or Decimal] k2patel
+++ bash_functions [2017/07/02 02:12] – old revision restored (2014/09/29 02:22) k2patel
@@ Line 324: / Line 324: @@
 [[http://www.linkedin.com/groups/Fridays-function-fpmul-Perform-floatingpoint-3716796.S.5921339472191987716?view=&item=5921339472191987716&type=member&gid=3716796&trk=eml-b2_anet_digest-hero-1-hero-disc-disc-0&midToken=AQG8JYIVdmXjvA&fromEmail=fromEmail&ut=3_RJ7vAOch56s1|From article]]
+==== show array ====
+<code bash>
+ashow() #@ Display contents of array[s]
+{ #@ USAGE: ashow ARRAYNAME ...
+local _arg _num=0
+for arg
+do
+:; ((_num++)) && echo
+:; declare -n array=$arg
+:; [[ -n ${array[*]} ]] && printf '%s\n' "${array[@]}"
+done
+}
+</code>
+[[https://www.linkedin.com/groups/Fridays-function-ashow-Display-contents-3716796.S.5918816399794409474?view=&item=5918816399794409474&type=member&gid=3716796&trk=eml-b2_anet_digest-hero-4-hero-disc-disc-0&midToken=AQG8JYIVdmXjvA&fromEmail=fromEmail&ut=19mP4Lva0K56s1|From Article]]
+==== Reverse Word ====
+<code bash>
+revword() #@ Reverse the order of characters in STRING
+{ #@ USAGE: revword STRING [VAR]
+local _n _word=$1 _var=$2 _len _r _rw= _l
+while read -n1 _l
+do
+_rw=$_l$_rw
+done <<< "$_word"
+[[ ${_var^^} =~ ^[A-Z_][A-Z0-9_]*$ ]] &&
+printf -v "$_var" %s "$_rw" ||
+printf '%s\n' "$_rw"
+}
+</code>
+[[ https://www.linkedin.com/groups/Fridays-function-revword-Reverse-order-3716796.S.5916260779903975428?view=&item=5916260779903975428&type=member&gid=3716796&trk=eml-b2_anet_digest-hero-1-hero-disc-disc-0&midToken=AQG8JYIVdmXjvA&fromEmail=fromEmail&ut=13sqjyjg1356s1 | From Article ]]
+==== Trim Spaces ====
+<code bash>
+trim() #@ Trim spaces (or char in $2) from both ends of $1
+{ #@ USAGE: trim STRING [CHAR [VAR]]
+local _trim_string _trim=$1 _char=${2:- } _var=$3
+_trim_string=${_trim##*[!$_char]}
+_trim=${_trim%"$_trim_string"}
+_trim_string=${_trim%%[!$_char]*}
+_trim=${_trim#"$_trim_string"}
+is_var "$_var" &&
+printf -v "$_var" %s "$_trim" ||
+printf '%s\n' "$_trim"
+}
+</code>
+[[ https://www.linkedin.com/groups/Fridays-function-trim-Trim-spaces-3716796.S.5908643378429460481?view=&item=5908643378429460481&type=member&gid=3716796&trk=eml-b2_anet_digest-hero-1-hero-disc-disc-0&midToken=AQG8JYIVdmXjvA&fromEmail=fromEmail&ut=2lgJiLIHdb56s1 | From Article ]]