How to use php serialize() and unserialize()

Question

My problem is very basic.

I did not find any example to meet my needs as to what exactly serialize() and unserialize() mean in php? They ju

Answer 1

Run this program its echo the output

a:3:{i:0;s:1:"1";i:1;s:1:"2";i:2;s:1:"3";}

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here
a=size of array
i=count of array number
s=size of array values

you can use serialize to store array of data in database
and can retrieve and UN-serialize data to use.