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
1. The concept of arrays
An array is a named range that is used to store a series of variable values.
Each array element has an associated index (also a keyword) that can be used to access elements.
PHP allows you to use numbers or strings evenly
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 array declaration, traversal, array global variables. Php Tutorial array declaration, traversal, array global variable [php]? ** 1. Array Overview * 1. the essence of arrays: managing and operating a group of variables, batch processing * 2.
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)
basic functions of array manipulationThe key name and value of the arrayArray_values ($arr); Gets the value of the array Array_keys ($arr), gets the key name of the array array_flip ($arr), and the values in the array are exchanged with the key
This article mainly introduces how to learn PHP arrays [experience]. For more information, see
PHP has many array functions to facilitate array operations.
Definition:
Each object in the array contains two items: key and value. you can use the
This article mainly introduces how to learn PHP arrays [experience]. For more information, see
PHP has many array functions to facilitate array operations.
Definition:
Each object in the array contains two items: key and value. you can use the
a more comprehensive set of PHP tutorials , basic video and some small combat projects, below is the video directoryCD-ROM (i) \php employment Class (I.)CD-ROM (i) \php Technical exchange zone. URLCD-ROM (i) \ "Wisdom Special issue" belongs to it
PHP operation array functions. Ange ($ low, $ high), range ($ low, $ high, $ step); create an array of sequential values, for example, range () is) for example, range (a, z) each ($ array) returns the current element of the array in sequence, and
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.