[js] 第22天 你对new操作符的理解是什么？手动实现一个new方法
AI CODE CREATION
GitHub CopilotWrite better code with AI
GitHub SparkBuild and deploy intelligent apps
GitHub ModelsManage and compare prompts
MCP RegistryNewIntegrate external tools
DEVELOPER WORKFLOWS
ActionsAutomate any workflow
CodespacesInstant dev environments
IssuesPlan and track work
Code ReviewManage code changes
APPLICATION SECURITY
GitHub Advanced SecurityFind and fix vulnerabilities
Code securitySecure your code as you build
Secret protectionStop leaks before they start
EXPLORE
View all features
BY COMPANY SIZE
BY USE CASE
BY INDUSTRY
View all solutions
EXPLORE BY TOPIC
EXPLORE BY TYPE
SUPPORT & SERVICES
View all resources
COMMUNITY
GitHub SponsorsFund open source developers
PROGRAMS
REPOSITORIES
ENTERPRISE SOLUTIONS
Enterprise platformAI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced SecurityEnterprise-grade security features
Copilot for BusinessEnterprise-grade AI features
Premium SupportEnterprise-grade 24/7 support
We read every piece of feedback, and take your input very seriously.
Sign in
Sign up