{{{{{1}}}{{{{{2}}}}}}} → {{{{{1}}}{{{{{2}}}||||||=|=|=}}}}
{{{{{1}}}{{{{{2}}}}}}}
{{xpsoocc|#expr:|trunc|1234|567890123456789}} gives:
{{xpsoocc|#expr:|trunc|1234|567890123456789}}
{{#expr:{{trunc|1234|567890123456789}}}} → 1234567890123456789
{{#expr:{{trunc|1234|567890123456789}}}}