<div dir="ltr">Darn right! I've checked Foldable, Semigroup and Monoid, never thought about the function right above intercalate, thanks!</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Apr 22, 2019 at 2:50 AM Patrick Chilton <<a href="mailto:chpatrick@gmail.com">chpatrick@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">If you want to join a list of Builders with a delimiter, you can use `mconcat (intersperse d xs)`<br>This works for any Monoid.<div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Apr 22, 2019 at 10:59 AM Javran Cheng <<a href="mailto:javran.c@gmail.com" target="_blank">javran.c@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Hi Cafe,<div><br></div><div>Just a quick question, the title says it all: how do I intercalate for the Builder?</div><div>Given what it does, it makes sense that things like `intercalate` should be out of the box,</div><div>yet I feel the export list of Builder is very limited.<br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail-m_-6859892326003192221gmail-m_-8124114524701169372gmail_signature"><div dir="ltr">Javran (Fang) Cheng<br></div></div></div></div>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr">Javran (Fang) Cheng<br></div></div>