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Lua 学习-10 元表metaTable

摘要： 2.4 – Metatables and Metamethods Every value in Lua can have a metatable. This metatable is an ordinary Lua table that defines the behavior of the ori 阅读全文

posted @ 2023-03-07 13:34 hztech 阅读(35) 评论(0) 推荐(0) 编辑

Luau学习--8 Function call 函数

摘要： 2.5.8 – Function Calls A function call in Lua has the following syntax: functioncall ::= prefixexp args In a function call, first prefixexp and args a 阅读全文

posted @ 2023-03-05 15:43 hztech 阅读(123) 评论(0) 推荐(0) 编辑

Lua--学习--7 Table 构建

摘要： 2.5.7 – Table Constructors Table constructors are expressions that create tables. Every time a constructor is evaluated, a new table is created. A con 阅读全文

posted @ 2023-03-05 13:31 hztech 阅读(18) 评论(0) 推荐(0) 编辑

Lua 学习--6 运算

摘要： 2.5.1 – Arithmetic Operators Lua supports the usual arithmetic operators: the binary + (addition), - (subtraction), * (multiplication), / (division), 阅读全文

posted @ 2023-03-05 11:31 hztech 阅读(9) 评论(0) 推荐(0) 编辑

Lua学习--5 表达式

摘要： 2.5 – Expressions The basic expressions in Lua are the following: exp ::= prefixexp exp ::= nil | false | true exp ::= Number exp ::= String exp ::= f 阅读全文

posted @ 2023-03-05 11:00 hztech 阅读(18) 评论(0) 推荐(0) 编辑

Lua学习--4

摘要：结构控制 2.4.4 – Control Structures The control structures if, while, and repeat have the usual meaning and familiar syntax: stat ::= while exp do block e 阅读全文

posted @ 2023-03-04 22:43 hztech 阅读(16) 评论(0) 推荐(0) 编辑

Lua学习--3

摘要：变量 Variables are places that store values. There are three kinds of variables in Lua: global variables, local variables, and table fields. A single na 阅读全文

posted @ 2023-03-04 22:20 hztech 阅读(16) 评论(0) 推荐(0) 编辑

Lua 学习---2

摘要：值和类型 Lua is a dynamically typed language. This means that variables do not have types; only values do. There are no type definitions in the language. 阅读全文

posted @ 2023-03-04 17:57 hztech 阅读(11) 评论(0) 推荐(0) 编辑

学习Lua--1

摘要： 1、标识符 Names (also called identifiers) in Lua can be any string of letters, digits, and underscores, not beginning with a digit. Identifiers are used t 阅读全文

posted @ 2023-03-04 15:49 hztech 阅读(33) 评论(0) 推荐(0) 编辑

redis 分布式锁应用

摘要：在开始之前，先把结论留下：要想真正用于生产环境，推荐使用 Redisson 实现分布式锁！ <dependency> <groupId>org.redisson</groupId> <artifactId>redisson</artifactId> <version>3.19.3</versio 阅读全文

posted @ 2023-03-03 15:57 hztech 阅读(30) 评论(0) 推荐(0) 编辑

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