mcdev/test/resources/9999999/script/get_mixed-rcb-name-expected.html

Accenture Salesforce Marketing Cloud DevTools

<script runat="server">
    //dummy
</script>
line1
%%[
    SET @test = 'bla bla'
]%%
line2 %%= ContentBlockByName("Content Builder\dont strip non ssjs content") =%% still line2; collapsed to line2 because it's assumed
HTML
<script runat="server">
    Platform.Function.ContentBlockByName(
        "Content Builder\\dont strip non ssjs content"
    );
</script>