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
PHP implements multi-dimensional array to convert string and multi-dimensional array to one-dimensional array, multidimensional dimension. PHP implements multi-dimensional array to convert string and multi-dimensional array to one-dimensional array.
arrays, which can be said to be a more important way of using PHP data. PHP's Array function is numerous, below is my study summary, takes this to remember, facilitates later to learn.
1. Array definition
The definition of an array is defined using
Today review code, see some uncle in the generic string type of a collection or array of string type into a comma-spaced strings form when still only focus on the results do not pay attention to the process, "Big uncle" can we take
PHP's Array function is numerous, below is my study summary, takes this to remember, facilitates later ...
one, array definition:The definition of an array is defined using the array () method, and an empty array can be defined:
. Foreach Traversal:
Today, I'll discuss one of the common tasks of programmers, converting a string into a byte array. There may be several reasons for doing this (saving content to a file, sending it over a network, or other reason). Suppose you have a string "ABCD"
Let's talk about how to convert a String-type set or String-type array to a comma-separated string in the simplest way.
Today's review Code shows that some grandfathers still ignore the process when converting a String-type set or String-type array
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
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.
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