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Internet Archive
Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
Collection:
php.net
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The Wayback Machine - https://webcf.waybackmachine.org/web/20211207044327/https://www.php.net/manual/en/language.types.php
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Types
¶
Table of Contents
¶
Introduction
Booleans
Integers
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NULL
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