How to write the email format? How to enter the email format correctly?

php editor Youzi will introduce you in detail the correct way to write the email format. When filling in the email, you should usually follow the format of "username@domain name". The username can be a combination of numbers, letters, underscores and hyphens. The domain name should be a valid domain name, and the domain name suffix must be a valid domain name suffix. Such as .com, .cn, etc. The correct email format should be a valid username, plus the @ symbol, and a valid domain name. This is the correct email format.

The general email format is: login name@hostname.domain name.

Tutorial applies

Model: iPhone 13
System: IOS15.3

Analysis

1The general email format is: login name@hostname.domain name. Common email addresses include 163 email, 126 email, QQ email, Google email, Sina email, Microsoft email, Apple email, etc.

Additional: What is the use of email address

1The email box can automatically receive emails sent by network email boxes and can store electronic files in various formats. The email address has a separate network domain name, separated by a symbol @ in the middle. The left side of the symbol is the other party's login name, and the right side is the complete host name, which is composed of the host name and domain name.

Summary/Notes

When writing an email, be sure to distinguish between uppercase and lowercase letters and separate them with the @ symbol.

The above is the detailed content of How to write the email format? How to enter the email format correctly?. For more information, please follow other related articles on the PHP Chinese website!