Course Elementary  48289

Course Introduction：A time query calendar made by native PHP (with lunisolar time conversion function)

Course Intermediate  11349

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Advanced  17653

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Course Introduction：Implicit type conversions include implicit type conversions in arithmetic operations, implicit type conversions in assignment statements, implicit type conversions in function calls, implicit type conversions in object method calls, and implicit type conversions in conditional statements. , Implicit type conversion in return statements, automatic boxing and unboxing, null value merging, etc. Detailed introduction: 1. Implicit type conversion in arithmetic operations. In arithmetic operations, such as addition, subtraction, multiplication, etc., different data types may participate in the operation. In this case, the compiler or interpreter will try to convert them Convert to the same type and so on.

2023-11-09 comment 0  1405

Course Introduction：Comparison of forced type conversion and implicit conversion in PHP In PHP, type conversion is an important topic, which involves how to handle the interaction between different data types. PHP provides two types of type conversion: forced type conversion and implicit type conversion. In this article, we will compare the similarities and differences between these two type conversion methods through specific code examples. Implicit type conversion Implicit type conversion refers to the type conversion that PHP automatically performs at runtime without the need for developers to specify it explicitly. This type conversion usually occurs between different data types

2024-03-08 comment 0  482

Course Introduction：The default types of implicit conversion include integer implicit conversion, floating point implicit conversion, numeric to Boolean conversion, enumeration to integer conversion and 5. character to integer conversion. Detailed introduction: 1. Implicit conversion of integers. Implicit conversion between integers occurs between different integer types. It usually converts a smaller integer type into a larger integer type to accommodate a larger range of values. , convert a byte type variable to an integer type, and convert a short integer type to a long integer type; 2. Floating point implicit conversion, implicit conversion between floating point numbers occurs between different floating point numbers etc.

2023-11-09 comment 0  1001

Course Introduction：Analysis of the implicit conversion mechanism in PHP In PHP programming, implicit conversion refers to the process by which PHP automatically converts one data type to another data type without explicitly specifying type conversion. The implicit conversion mechanism is very common in programming, but it can also easily cause some unexpected bugs. Therefore, understanding the principles and rules of the implicit conversion mechanism is very important for writing robust PHP code. 1. Implicit conversion between integer and floating point types In PHP, implicit conversion between integer and floating point types is very common. When an integer

2024-03-09 comment 0  964

Course Introduction：Understand implicit conversion: Explore types that can be implicitly converted and their characteristics. Specific code examples are required. Implicit Conversion (ImplicitConversion) is an important concept in programming languages. It refers to the compiler's ability to perform implicit conversions under certain circumstances. Automatically converts one type of data to another type of data without requiring the programmer to explicitly perform type conversion operations. Implicit conversion can facilitate us to perform type conversion in the program and improve the simplicity and readability of the code. In this article, we will explore the possibility of doing implicit

2024-01-13 comment 0  708