PPT Slide

Are these the same?

<?xml version="1.0"?>

<!DOCTYPE cost SYSTEM "BookCatalogue.dtd">

<cost units="USD"ᡟ.99</cost>

<?xml version="1.0"?>

<!DOCTYPE cost SYSTEM "BookCatalogue.dtd">

<cost units='USD'ᡟ.99</cost>

A non-XML-aware tools would flag these as

being different, due to the syntax difference

in the attribute value delimiter.

Double quotes around

attribute value.

Single quotes around

attribute value.

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