Can't the value after return be an expression?
#Can’t the value after return be an expression?
The value after return can be an expression.
return statement
1. Meaning:
return means returning from the called function to the calling function. The return can be accompanied by a Return value, this return value can be a constant, variable, or expression.
(Recommended learning: c language video tutorial)
2. Function:
End the running function and return the function value.
3. Function return value:
The calculation result indicates whether the function is executed smoothly or not (-1, 0)
The return value can be various data types, such as: int, float, double, char, a, *a (pointer), structure or class (c)
int sum(int i,int j) { return i+j; }
The above is the detailed content of Can't the value after return be an expression?. For more information, please follow other related articles on the PHP Chinese website!

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics











The usage of return in C language is: 1. For functions whose return value type is void, you can use the return statement to end the execution of the function early; 2. For functions whose return value type is not void, the function of the return statement is to end the execution of the function. The result is returned to the caller; 3. End the execution of the function early. Inside the function, we can use the return statement to end the execution of the function early, even if the function does not return a value.

Source code: publicclassReturnFinallyDemo{publicstaticvoidmain(String[]args){System.out.println(case1());}publicstaticintcase1(){intx;try{x=1;returnx;}finally{x=3;}}}#Output The output of the above code can simply conclude: return is executed before finally. Let's take a look at what happens at the bytecode level. The following intercepts part of the bytecode of the case1 method, and compares the source code to annotate the meaning of each instruction in

Vue3.2 setup syntax sugar is a compile-time syntax sugar that uses the combined API in a single file component (SFC) to solve the cumbersome setup in Vue3.0. The declared variables, functions, and content introduced by import are exposed through return, so that they can be used in Vue3.0. Problems in use 1. There is no need to return declared variables, functions and content introduced by import during use. You can use syntactic sugar //import the content introduced import{getToday}from'./utils'//variable constmsg='Hello !'//function func

Usage of return in JavaScript requires specific code examples In JavaScript, the return statement is used to specify the value returned from a function. Not only can it be used to end the execution of a function, it can also return a value to the place where the function was called. The return statement has the following common uses: Return a value The return statement can be used to return a value to the place where the function is called. Here is a simple example: functionadd(a,b){

JavaScript functions provide two interfaces to interact with the outside world. The parameters serve as the entrance to receive external information; the return value serves as the outlet to feed back the operation results to the outside world. The following article will take you to understand the JavaScript function return value and briefly analyze the usage of the return statement. I hope it will be helpful to you!

How to use return in JavaScript requires specific code examples. In JavaScript, return is a very important keyword. It is usually used to return a value in a function or end the execution of a function. The return statement is used to return a value to the caller of the function and terminate the execution of the function. The return statement can be used anywhere in a function and can return any JavaScript data type, including numbers, strings, booleans,

Python, as a high-level programming language, is easy to learn and use. Once you need to write a Python program, you will inevitably encounter syntax errors, and expression syntax errors are a common one. In this article, we will discuss how to resolve expression syntax errors in Python. Expression syntax errors are one of the most common errors in Python, and they are usually caused by incorrect usage of syntax or missing necessary components. In Python, expressions usually consist of numbers, strings, variables, and operators. most common

Python return value return usage is that when the function executes the return statement, execution will stop immediately and the specified value will be returned to the place where the function was called. Detailed usage: 1. Return a single value; 2. Return multiple values; 3. Return a null value; 4. End the execution of the function early.
