zishanadthandar.github.io

To change string from all file:

awk -i inplace '{gsub("keystring","newstring",$0); print $0}' *.html
awk -i inplace '{gsub("keystring","newstring",$0); print $0}' */*.html
awk -i inplace '{gsub("keystring","newstring",$0); print $0}' */*/*.html

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