Posts about Groovy
Groovy overview
May 14, 2021 19:00 0 Comment Groovy
Groovy's characteristics, Groovy's characteristics, Groovy is an object-oriented language based on the Java platform. G, roovy 1.0 was released on January 2, 2007, with Groovy 2.4 as the current major r
Groovy environment
May 14, 2021 19:00 0 Comment Groovy
Groovy environment, There are several ways to get Groovy environment settings., Download and install -, Go to the, link www.groovy-lang.org/download.html get, the Windows
Groovy basic syntax
May 14, 2021 19:00 0 Comment Groovy
Create your first Hello World program, Create your first Hello World program, Import a statement in Groovy, Groovy token, Groovy commented, Semicolon, Identity, Keywords, Blank, Text, To understand Groovy's basic syntax, let's first look at a simple Hello World program., Create your first Hello World program, Create Hello World, you
Groovy data type
May 14, 2021 19:00 0 Comment Groovy
Built-in data types, Built-in data types, The binding value, The numeric class, In any programming language, you, need to use a variety of variables to store various types of information., 20>, Variables simply keep values where t
Groovy variable
May 14, 2021 19:00 0 Comment Groovy
Variable declaration, Variable declaration, The variable is named, Print the variable, Variables in Groovy can be defined in two ways - using the local syntax of the data type, or using the def keyword., ed., his is what Groovy parsers n
Groovy operator
May 14, 2021 19:00 0 Comment Groovy
Arithmetic operator, Arithmetic operator, The relationship operator, The logical operator, Bit operator, The assignment operator, The range operator, Operator priority, An operator is a symbol that tells the compiler to perform specific mathematical or logical operations., Groovy has the following types of operators -
Groovy loop
May 14, 2021 20:00 0 Comment Groovy
Loop control statements, Loop control statements, So far, we've seen statements executed one by one in order., /b10>, In addition, statements are provided in Groovy to change the flow of control in th
Groovy conditional statement
May 14, 2021 20:00 0 Comment Groovy
Groovy conditional statement, A conditional declaration requires the program to specify one or more conditions to judge, one or more statements to be executed if the condition is d
Groovy method
May 14, 2021 20:00 0 Comment Groovy
Method parameters, Method parameters, The default parameters, Method returns a value, The instance method, Local and external parameter names, Method property, The method in Groovy is defined using the return type or using the def keyword. M, ethod can receive any number of parameters., ic., odifiers such as
Groovy file I/O
May 14, 2021 20:00 0 Comment Groovy
Read the file, Read the file, Read the contents of the file to the string, Write to the file, Gets the size of the file, Test whether the file is a directory, Create a directory, Delete the file, Copy the file, Get the contents of the catalog, Groovy provides many aids when using I/O, and, Groovy provides simpler classes to provide the following functionality for files., Read the file, Write
Groovy is optional
May 14, 2021 20:00 0 Comment Groovy
Groovy is optional, Groovy is an "optional" type of language, and this distinction is an important language when understanding the fundamentals of language. J, ava is a "
Groovy numbers
May 14, 2021 20:00 0 Comment Groovy
Example, Example, The digital method, In Groovy, numbers are actually represented as objects, and they are all instances of class Integer., To make an object do something, we need to call
Groovy string
May 14, 2021 20:00 0 Comment Groovy
The string index, The string index, The basic string operation, String method, Reverse, constructs a string text in Groovy by including string text in quotation marks., Groovy offers a variety of ways to represent String literall
Groovy range
May 14, 2021 20:00 0 Comment Groovy
Groovy range, A range is shorthand for a specified sequence of values., The range is represented by the first and last values in the sequence, and Range can be incl
Groovy list
May 14, 2021 20:00 0 Comment Groovy
Groovy list, A list is a structure that stores a collection of data items., In Groovy, List saves a series of object references., Object references in List occupy