Course Intermediate 17113
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.
Course Intermediate 11421
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 17716
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.
javascript - How to bind a callback function to a variable
2017-06-26 10:53:29 0 3 940
MySQL automatically convert/convert string to number?
2023-10-24 08:36:29 0 2 735
Questions about defining variables
Questions about defining variables Questions about defining variables
2017-12-24 00:35:38 0 2 1292
What is the difference between functions and variables?
2019-09-08 11:38:24 0 8 2502
javascript - How to convert timestamp to date type format
How to convert timestamp to date type format
2017-06-27 09:19:45 0 2 1276
Course Introduction：In-function type conversion allows data of one type to be converted to another type, thereby extending the functionality of the function. Use syntax: type_name:=variable.(type). For example, you can use the strconv.Atoi function to convert a string to a number and handle errors if the conversion fails.
2024-04-19 comment 0 1253
Course Introduction：Learn the type conversion function in Go language and implement the function of converting string to integer. In Go language, type conversion is the process of converting one data type to another data type. Go language provides type conversion functions to achieve conversion between different types. This article will learn the type conversion function in Go and implement the function of converting string to integer through sample code. Use the Atoi() function of the strconv package to convert strings to integers. The strconv package of the Go language provides many functions for type conversion. That
2023-07-30 comment 0 1150
Course Introduction：In Go, the two methods of function type conversion are type conversion and function adapter. The type conversion performs better, with a time of 400 nanoseconds, while the function adapter performs worse, with a time of 600 nanoseconds.
2024-05-03 comment 0 1195
Course Introduction：C++ function parameter type conversion rules include: conversion of unsigned types to signed types, conversion of low-precision types to high-precision types, conversion between floating point types, and conversion between compatible pointer types. Practical case: You can pass unsigned integers, low-precision integers and floating-point types as parameters, and the compiler will implicitly convert them to the corresponding types.
2024-04-13 comment 0 656
Course Introduction：PHP data type conversion function: 1. intval(), converted to integer type; 2. floatval(), converted to floating point type; 3. boolval(), converted to Boolean type; 4. strval(), converted to string Type; 5. settype(), which can be converted into a user-specified data type.
2021-06-30 comment 0 3471
