Function 1 : array_rand
Get a random variable in an array.
Function 2: strip_tags
Get rid of HTML tags in paragraph. Mostly use in CMS
Function 3: strftime
This function change type of date, time as we want
Function 4: basename
Get only a file name.
Function 5: list
Re-assign variable in an array
Function 6: range
Create an array which contains characters or numbers
Function 7: isset
The most common and useful funciton to check variable existed or not.
Function 8: array_key_exit
check for array key in the array
I hope you like this Post, Please feel free to comment below, your suggestion and problems if you face - we are here to solve your problems.