quotes.css

/* Example from https://www.w3.org/TR/CSS2/syndata.html#rule-sets */
q[example="public class foo\
{\
    private int x;\
\
    foo(int x) {\
        this.x = x;\
    }\
\
}"] { color: red }

/* A pseudo selector with essential whitespace wrapped in quotes. */
q[style*="quotes: none"] {
    quotes: none;
}

q[style*='quotes: none'] {
    quotes: none;
}

q:after {
    content: ": colon & escaped double \" quotes \".";
}

q:after {
    content: ' (brackets & escaped single \' quotes \') ';
}

q:after {
    content: "I'm Quote";
}

File

core/tests/Drupal/Tests/Core/Asset/css_test_files/quotes.css

/* Example from https://www.w3.org/TR/CSS2/syndata.html#rule-sets */
q[example="public class foo\
{\
    private int x;\
\
    foo(int x) {\
        this.x = x;\
    }\
\
}"] { color: red }

/* A pseudo selector with essential whitespace wrapped in quotes. */
q[style*="quotes: none"] {
    quotes: none;
}

q[style*='quotes: none'] {
    quotes: none;
}

q:after {
    content: ": colon & escaped double \" quotes \".";
}

q:after {
    content: ' (brackets & escaped single \' quotes \') ';
}

q:after {
    content: "I'm Quote";
}