Require means "load this right now". autoload means "load this when you need to use it". well, why not just use autoload for everything? Why load anything before it's absolutely needed? One reason is that autoload only works for constants.

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yyamano のブックマーク 2012/02/04 04:20

<blockquote class="hatena-bookmark-comment"><a class="comment-info" href="https://b.hatena.ne.jp/entry/79398197/comment/yyamano" data-user-id="yyamano" data-entry-url="https://b.hatena.ne.jp/entry/s/stackoverflow.com/questions/1012523/why-are-autoload-load-all-and-require-all-used-in-active-support-rb" data-original-href="https://stackoverflow.com/questions/1012523/why-are-autoload-load-all-and-require-all-used-in-active-support-rb" data-entry-favicon="https://cdn-ak2.favicon.st-hatena.com/64?url=https%3A%2F%2Fstackoverflow.com%2Fquestions%2F1012523%2Fwhy-are-autoload-load-all-and-require-all-used-in-active-support-rb" data-user-icon="/users/yyamano/profile.png">Why are autoload, load_all! and require all used in active_support.rb?</a><ul class="comment-tag" style="list-style: none; margin: 0px;"><li style="float: left">[<a href="https://b.hatena.ne.jp/q/Rails">Rails</a>]</li></ul><br><p style="clear: left">Require means &quot;load this right now&quot;. autoload means &quot;load this when you need to use it&quot;. well, why not just use autoload for everything? Why load anything before it's absolutely needed? One reason is that autoload only works for constants.</p><a class="datetime" href="https://b.hatena.ne.jp/yyamano/20120204#bookmark-79398197"><span class="datetime-body">2012/02/04 04:20</span></a></blockquote><script src="https://b.st-hatena.com/js/comment-widget.js" charset="utf-8" async></script>

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Why are autoload, load_all! and require all used in active_support.rb?

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