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README.md
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@@ -173,6 +173,12 @@ In a section
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 sed -i '/^\[section\]/{$!{N;s/key=.*/key=NewMULTILINE/;ty;P;P;:y}}' infile
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 ```
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+# Extract value from an ini file
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+Warning: iworks only for first key after [section]
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+```
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+sed -nr '/\[section\]/ { :l /^[ |\t]*key[ |\t]*=/ { s/.*=[ ]*//; p; q;}; n; b l;}'
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+```
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+
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 # Match several times the same key=value
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 ```bash
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 awk 'match($0, /ID>(TWA[^ ]+AS)<\/ID>/, asid){if(match($0, /Strategy="([^ ]+)">/, strategy)){print asid[1], strategy[1]}}' *.AS