scripts

My personal collection of scripts
git clone git://src.gearsix.net/scripts
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strlen.sh (778B)


      1 # DEPRECIATED: just use (str="string") "echo ${#str}" or "wc -c $str", etc
      2 
      3 #!/bin/sh
      4 # strlen (string length)
      5 # description: echo's the length of a string ($1)
      6 # e.g.$ strlen "ma di-"
      7 #
      8 # SEE: https://stackoverflow.com/questions/17368067/length-of-string-in-bash
      9 
     10 if [ "$1" == "-h" ] || [ "$1" == "--help" ]; then
     11 	echo "Usage: strlen STRING"
     12 	echo ""
     13 	echo "print the number of characters and bytes for each word in STRING"
     14 	exit
     15 fi
     16 
     17 strU8DiffLen () { 
     18     local bytlen oLang=$LANG oLcAll=$LC_ALL
     19     LANG=C LC_ALL=C
     20     bytlen=${#1}
     21     LANG=$oLang LC_ALL=$oLcAll
     22     return $(( bytlen - ${#1} ))
     23 }
     24 
     25 for string in $@; do
     26     strU8DiffLen "$string"
     27     printf "%-$((14+$?))s is %2d chars length and uses %2d bytes\n" \
     28         "'$string'" ${#string} $((${#string}+$?))
     29 done 
     30