shell: search a substring in another string
# Search for a substring in another string using wildcard
string='My long string'
substr='My long'
# Note: the wildcard character (*) is outside the double qoute ("")
if [[ "$string" == *"$substr"* ]]; then
echo "Found substring!"
fisubstring in shell script
STR="birthday-091216-pics"
SUBSTR=$(echo $STR | cut -d'-' -f 2)
echo $SUBSTRCopyright © 2021 Codeinu
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