PHP array function example, PHP array example_PHP tutorial

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.

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