JavaScript classic cases

• Chapter1 Regular processing of strings and time objects
• 1-1 Difference between object/basic type/literal
• 1-2 Extract a list from a string
• 1-3 How to detect existing and non-empty string
• 1-4 Replace matching substring with new string
• 1-5 Get the content that meets the conditions and highlight the results (1)
• 1-6 Obtain content that meets the conditions and highlight the results (2)
• 1-7 The wonderful use of capturing parentheses in regular expressions
• 1-8 simple digital clock
• Chapter2 Commonly used asynchronous request processing techniques
• 2-1 Parse the form data submitted in object mode during the get request
• 2-2 Handle an instance of GET request
• 2-3 Handle an instance of POST request
• 2-4 Send request data to the server in JSON format
• Chapter3 Class encapsulation and function calling
• 3-1 How to encapsulate private members in a class
• 3-2 Application of closure callback in animation design
• 3-3 Track function execution through execution context