add element to array

The push () function is used to add one or more elements to the current array and return the new array length. The new element will be added to the end of the array in turn.This function belongs to the array object and is supported by all major

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

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

Basic functions of array manipulationThe key name and value of the arrayArray_values ($arr); Get the value of an arrayArray_keys ($arr); Gets the key name of the arrayArray_flip ($arr); the values in the array are exchanged with the key names (if

PHP Array add element method summary, PHP array elements Summary This article summarizes the method of adding elements to the PHP array in detail. Share to everyone for your reference. The specific analysis is as follows: If we are a

directory of this document One, pointing to the elements of a one-dimensional array Second, use the pointer to iterate over the array elements Iii. summary of pointers and arrays Iv. arrays, pointers, and function parameters

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

directory of this document one, pointing to the elements of a one-dimensional array second, Use the pointer to iterate over the array elements Iii. summary of pointers and arrays Iv. arrays, pointers, and function parameters

One, pointing to the elements of a one-dimensional array Second, use the pointer to iterate over the array elements Iii. summary of pointers and arrays Iv. arrays, pointers, and function parameters

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)