Is it possible to redefine X(100) field with X(200)? If yes, how?

Is it possible to redefine X(100) field with X(200)? If yes, how?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: interviewbit, mainframe, topic-specific

参考答案摘要

Yes, it is possible by making use of REDEFINES . We need to keep in mind that redefining just ensures fields start from the same location. 01 WS-TOP PIC X(100) 01 WS-TOP-DOUBLE REDEFINES WS-TOP PIC X(...

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