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This article mainly introduces what the php variable is, the article is very detailed, has a certain reference value, interested friends must read it!

Php variable

Description: you can use the value of one variable as the name of another variable. The advantage of this time is to reduce the definition of variables and save memory space.

Example of variable code:

/ / variable $name = 'hello'; $$name =' world'; / / $name value hello, preceded by $, you will find the value in $name as the variable name echo $hello; echo'

'; echo $name. The above $name; is all the content of this article "what are php variables?" Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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