Is there a function that will tell me for a given library foo if
(require 'foo)
has previously happened?
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3How about? `featurep` – lawlist Jul 19 '16 at 22:37
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1If you looked at the help info for `provide` it would have told you about a variable it records this in, and if you looked at the documentation for that variable it would tell you about the proper way to test it (as per @lawlist): `featurep`. – MAP Jul 20 '16 at 00:02
