The wp_mail() Function in WordPress

PHP has a built-in function called mail() that allows you to send email.  The advantage of mail() is that it’s very easy to use.  The disadvantage is that it’s also very easy to use improperly, and allow spammers to send rafts of email through your site.

Because of this, there’ve been many wrappers and libraries written to help prevent that abuse.  Most CMSs have their own built in methods, we’re going to take a look at WordPress’ in this post.



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