Course Elementary 20289
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.
Course Elementary 13993
Course Introduction:PHP string functions belong to the core part of PHP. No installation is required to use these functions. "PHP Function String String Function Video Explanation" explains the syntax, parameters, return values, etc. of PHP string functions, and runs examples of various string functions in the browser through the PHP editor to help PHP learners learn more Good to learn and use string functions.
Course Elementary 2089
Course Introduction:Delphi6 function encyclopedia
Course Intermediate 5620
Course Introduction:The three most important core technologies in JavaScript are: functions, objects and closures. It can be seen that functions always occupy the core position and are first-class citizens in JavaScript. It can be said that everything in JavaScript comes from functions. .
Course Intermediate 16970
Course Introduction:There has been a rumor in the world that "PHP is the best language in the world". Is it true or false? Don't you want to find out? This set of courses starts from the most basic PHP syntax, from the shallower to the deeper, giving you a different learning experience.
TypeError: connectToMongo is not a function
2023-09-15 17:04:19 0 1 687
The teacher told me where to find the functions provided by WeChat?
2018-05-14 21:27:13 0 2 1117
How can a function within a function call a variable of the parent function?
var_dump(function_exists('b')); // false function a(){ $var = 123; function b(){ &nb
2022-12-05 19:48:12 0 0 563
Calling a function without using print(function()) format? ?
2020-07-23 00:07:01 0 1 1235
Parameter understanding of mongodb
2017-05-17 10:02:52 0 2 878
Course Introduction:MongoDB is a popular NoSQL database that offers high performance, scalability, and flexibility for a variety of applications. PHP is a popular programming language commonly used for web development. In PHP, there are many MongoDB functions that can help us access and operate MongoDB database. This article will introduce some commonly used MongoDB functions and their usage. MongoClientMongoClient is a class provided by the MongoDB extension for creating Mo
2023-05-20 comment 0 1272
Course Introduction:Learn the database functions in the Go language and implement read and write operations on the MongoDB cluster. In the Go language, it is a very common requirement to use database functions to read and write data. MongoDB is a very popular NoSQL database currently, which is characterized by high performance, scalability and flexible data format. By learning the database functions in the Go language, we can use the Go language to implement read and write operations on the MongoDB cluster, thereby making better use of the advantages of MongoDB. Before starting, first
2023-07-29 comment 0 1337
Course Introduction:The callback function passes a function as an argument to the called function. If a parameter of type callback appears in the format description of a function, the function is a callback function.
2017-05-12 comment 0 2283
Course Introduction:Common functions in PHP: custom functions, callback functions, recursive functions, etc.
2016-07-25 comment 0 1119
Course Introduction:Function, view: View the function body of the closure function: When debugging, if you encounter a closure, you would like to know which closure it is. However, IDE generally does not display the function body of the closure. So I copied a function from the Internet to display the contents of the closure function function my_closure_dump(Closure $c) {$str = 'function (';$r = new ReflectionFunction($c);$params = array();foreach( $r->getParameter
2016-07-29 comment 0 1440