BOB SHARE

Here is two of the simplest method from where you can write to files from a bash script.

Method One

Within the bash script write

echo "what you want to write" > filePath/fileName

echo "What you want to append" >> filePath/fileName

Method Two

Within the bash script write

cat << EOF > filePath/fileName
Lines of the text that you want to write.
You can write any number of lines.
EOF

cat << EOF > filePath/fileName
Lines of the text that you want to append.
You can write any number of lines.
EOF