count occurrences of word in unix bash
$ grep -o -i needs inspire.txt | wc -lcount occurrences of word in unix bash
$ grep -o -i needs inspire.txt | wc -lbash count elements in string
# Basic syntax:
YOUR_VAR=( $YOUR_VAR ) # convert the string to an array
echo ${#YOUR_VAR[*]} # use the standard bash syntax to get the length of arrays
# Example usage:
YOUR_VAR='some string with words'
YOUR_VAR=( $YOUR_VAR )
echo ${#YOUR_VAR[*]}
--> 4
# Note, to convert the array back to a string, use:
YOUR_VAR="${YOUR_VAR[*]}"Copyright © 2021 Codeinu
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