PHP Novice Developer Interview

1. What is the difference between get and post submission methods in a form?
Get is a send request HTTP protocol to receive via URL parameter delivery, while post is Entity data, which can be submitted with a large amount of information through the form. And the Post submission method is more secure than the get submission method.

2. Write a function that asks for a maximum value of 3 with the least amount of code?

function ($a, $b, $c) {

Return $a > $b? ($a > $c? $a: $c): ($b > $c? $b: $c);

}

3, in PHP print out the day before the time, the printing format is May 10, 2007 22:21:21?
Echo date (' y-m-d h:i:s ', Strtotime ('-1 day '));

4, JavaScript can define a two-dimensional array, if not you how to solve?
JavaScript does not support two-dimensional array definitions and can be resolved with arr[0] = new Array ()

5. What is the function of Arsort array functions? What is the function of statement error_reporting (2047)?

Reverse-Sort an array and maintain an index relationship. All errors and warnings.

6. Ask for the difference of two dates, such as the 2007-2-5 ~ 2007-3-6 date differential?

$begin =strtotime (' 2007-2-5′);

$end =strtotime (' 2007-3-6′);

Echo ($end-$begin)/(24*3600);

PHP Novice Developer Interview