2 Ensure that quoted strings are left unchanged.
5 content: "This is a typical string with words, commas, and a period.";
9 content: "This string has CSS-like content: foo { color: rgb(0, 0, 0); }.";
13 content: 'This string uses single quotes, not double (").';
19 'content' => '"This is a typical string with words, commas, and a period."',
23 'content' => '"This string has CSS-like content: foo { color: rgb(0, 0, 0); }."',
27 'content' => '\'This string uses single quotes, not double (").\'',