php array function instance, php array instance

php array function instance, php array instance

The concept of array

Array is a very important concept in PHP. We can think of an array as a collection of similar data. In fact, an array is an ordered graph.

PHP also provides over 70 built-in functions to operate on arrays.

Since arrays are important in PHP and difficult to master, this section will use examples to explain them one by one.

Original address: http://www.manongjc.com/php/php_array.html

Related reading:

Detailed analysis of php form submission

php file upload$_FILES error error code

Explanation and analysis of php file upload examples

php A very simple file upload example demo

php source code for file upload