php array unique

For Web programming, the most important thing is to access and read and write data. There may be many ways to store them, such as strings, arrays, files, and so on. arrays, which can be said to be a more important way of using PHP data. PHP's Array

Learn PHP's array summary "experience", PHP array Summary PHP has a lot of functions for arrays, which makes it easy to manipulate arrays. Defined: The array contains two items per entity: Key and value, which can be obtained by querying the key.

PHP has a lot of functions about arrays to facilitate array manipulation. Defined: Each entity of an array contains two items: key and value, which can be retrieved by a query key. These keys can be numeric (numerical) or associated (associative)

This article mainly introduces how to learn PHP arrays [experience]. For more information, see PHP has many array functions to facilitate array operations. Definition: Each object in the array contains two items: key and value. you can use the

This article mainly introduces how to learn PHP arrays [experience]. For more information, see PHP has many array functions to facilitate array operations. Definition: Each object in the array contains two items: key and value. you can use the

Array pointer operation: Moves the array pointer operation: Next () down Gets the value of the current element. Prev () will also get the value of the current element. End () moves to the last element cell to get the value of the last element reset (

First, create a new arrayThe array has no size limit, so you can create an array simply by creating a reference, for example: $state [0]= ' 111 '; $state [1]= ' 222 '; If the index value is a numeric index and is incremented, the index value can

: This article mainly introduces the de-duplication of php multi-dimensional arrays (de-duplication of any key value)-unique two-dimensional arrays-time complexity ~ On. For more information about PHP tutorials, see. Take a two-dimensional array as

How does PHP declare an array? There are two main ways to declare an array in PHP: One is to apply an array () function declaration, and the other is to declare an array directly by assigning values to the elements of the array. (What is an array of

What this article brings to you is about what the PHP array functions do? PHP Array function application (with code), there is a certain reference value, the need for friends can refer to, I hope to help you. The PHP array is a very powerful data