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This article mainly shows you "what is the meaning of. = in php". It is easy to understand and clear. I hope it can help you solve your doubts. Let the editor lead you to study and learn "what does it mean in php."

In php, ". =" represents the assignment operator, which means string concatenation. The operator uses syntax such as "$string. = string2;" to achieve the string concatenation effect.

This article operating environment: Windows7 system, PHP7.1 version, DELL G3 computer

What does it mean in php?

The meaning of. = in PHP:

. = means string concatenation in php

For example:

$a = 'abc'; $a. =' bc'; $a = 'abc'

Similar to + =-=

That is to say

$a = 'axi.roombc'

When the value of the variable $an is a

Execute $a. = 'bc'

The result is $a = 'abc'

When the value of the variable $an is x

Execute $a. = 'bc'

The result is $a = 'xbc'

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