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cppdraft/set/erasure.md

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+[set.erasure]
+
+# 23 Containers library [[containers]](./#containers)
+
+## 23.4 Associative containers [[associative]](associative#set.erasure)
+
+### 23.4.6 Class template set [[set]](set#erasure)
+
+#### 23.4.6.3 Erasure [set.erasure]
+
+[🔗](#lib:erase_if,set)
+
+`template<class Key, class Compare, class Allocator, class Predicate>
+  constexpr typename set<Key, Compare, Allocator>::size_type
+    erase_if(set<Key, Compare, Allocator>& c, Predicate pred);
+`
+
+[1](#1)
+
+[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/containers.tex#L12930)
+
+*Effects*: Equivalent to:auto original_size = c.size();for (auto i = c.begin(), last = c.end(); i != last; ) {if (pred(*i)) { i = c.erase(i); } else {++i; }}return original_size - c.size();