cobol
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Original
English🇨🇳
Translation
ChineseCOBOL
COBOL
COBOL runs 70% of the world's business transactions. Modern COBOL (GnuCOBOL 3.2 / IBM Enterprise COBOL) supports JSON, XML, and Object-Oriented features.
全球70%的业务交易都由COBOL处理。现代COBOL(GnuCOBOL 3.2 / IBM Enterprise COBOL)支持JSON、XML及面向对象特性。
When to Use
适用场景
- Mainframes: The backbone of banking/insurance systems (CICS/IMS).
- Legacy Migration: Moving logic to Linux/Cloud using GnuCOBOL.
- Decimal Arithmetic: Native fixed-point math () is unmatched for currency.
PICTURE 9V99
- 大型机:银行/保险系统的核心支柱(CICS/IMS)。
- 遗留系统迁移:借助GnuCOBOL将逻辑迁移至Linux/云环境。
- 十进制算术:原生定点运算()在处理货币计算方面表现无可匹敌。
PICTURE 9V99
Core Concepts
核心概念
Divisions
程序部
IDENTIFICATIONENVIRONMENTDATAPROCEDUREIDENTIFICATIONENVIRONMENTDATAPROCEDUREPicture Clause
图片子句
01 SALARY PIC 9(5)V9901 SALARY PIC 9(5)V99PERFORM
PERFORM语句
The main control flow loop.
主要的控制流循环语句。
Best Practices (2025)
2025年最佳实践
Do:
- Use GnuCOBOL: For local development on Mac/Linux.
- Use : With the
VS Codeextension.bitlang.cobol - Unit Test: Use or
COBOL Check.ZUnit
Don't:
- Don't use : Use
GO TOand structured programming.PERFORM
建议:
- 使用GnuCOBOL:在Mac/Linux上进行本地开发。
- 使用:搭配
VS Code扩展。bitlang.cobol - 单元测试:使用或
COBOL Check。ZUnit
禁忌:
- 不要使用语句:改用
GO TO和结构化编程。PERFORM