[Ed.: Alternative title: "Finally! Let's please erase and remove the erase-remove idiom"...]

A new WG21 paper is available. A copy is linked below, and the paper will also appear in the next normal WG21 mailing. If you are not a committee member, please use the comments section below or the std-proposals forum for public discussion.

Document number: N4009

Date: 2014-05-22

Uniform Container Erasure

by Stephan T. Lavavej

Excerpt:

This is a proposal to add erase_if(container, pred), making it easier to eliminate unwanted elements correctly and efficiently.

II. The Problem

It's surprisingly difficult to eliminate unwanted elements from a container, given a predicate that distinguishes "bad" elements from "good" elements. ...