CourseElementary19953

Course Introduction：PHP array functions allow you to access and manipulate arrays, supporting single-dimensional and multi-dimensional arrays. Array functions are a core part of PHP. No installation is required to use these functions. "PHP Function: Array Array Function Video Explanation" explains the syntax, parameters, return values, etc. of PHP array functions, and provides examples of functions through the PHP editor to help PHP learners better understand and use array functions.

CourseElementary8828

Course Introduction：In any programming language, arrays are a very important data organization type. Especially in PHP, the functions of arrays are more powerful. PHP has a large number of preset array functions, which greatly facilitates the development work of PHP programmers. . This course selects different types of very representative array functions to show everyone the charm of arrays in PHP~~

Course Introduction：This article is recommended by the Java introductory learning column and introduces some relevant knowledge about one-dimensional arrays in detail. Java performs out-of-bounds checks on array elements to ensure safety. If the array element subscript is less than 0, greater than or equal to the array length, an exception will be generated.

2019-11-28 comment 01917

Course Introduction：sort() – Sort the array in ascending order (passing a reference will modify the original array) rsort() – Sort the array in descending order (passing a reference will modify the original array) asort() – Sort the array in ascending order based on the value of the associated array Sorting ksort() – Sorts an array in ascending order based on the keys of an associative array.

2019-10-15 comment 02226

Course Introduction：The difference between a one-dimensional array and a two-dimensional array is that each element in a one-dimensional array has only one subscript, which is essentially a linear collection of the same type of data, while each element in a two-dimensional array can be An array is essentially an array with arrays as array elements.

2020-07-03 comment 028553

Course Introduction：In our actual PHP project development, array merging is one of the commonly used operations. The array_merge() function can merge one or more arrays into one array. If two or more array elements have the same key name, the last element overwrites the others.

2019-10-14 comment 02960

Course Introduction：How to convert an array into a json array in PHP: first create a PHP sample file; then define an ordinary array; and finally use the "json_encode($array);" method to convert the ordinary PHP array into a json array.

2020-11-20 comment 02779