{"id":10437,"date":"2022-07-16T04:19:34","date_gmt":"2022-07-16T04:19:34","guid":{"rendered":"http:\/\/fastbitlab.com\/?p=10437"},"modified":"2023-02-10T16:40:13","modified_gmt":"2023-02-10T11:10:13","slug":"microcontroller-embedded-c-programming-lecture-77-importance-of-stdint-h","status":"publish","type":"post","link":"https:\/\/fastbitlab.com\/blog\/microcontroller-embedded-c-programming-lecture-77-importance-of-stdint-h\/","title":{"rendered":"Microcontroller Embedded C Programming Lecture 77| Importance of stdint.h"},"content":{"rendered":"
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Importance of <stdint.h><\/strong><\/span><\/h1>\n
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In this article, let’s learn about the importance of <stdint.h>. <stdint.h> is one of the standard library header file.<\/span><\/p>\n

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Figure 1. Importance of stdint.h <\/span><\/figcaption><\/figure>\n

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Let’s say you have written a ‘C’ program, keeping in mind certain data types and its associated sizes. Now, let\u2019s say tomorrow you change the compiler; when you change the compiler, the size of the data type may differ. <\/span><\/span><\/p>\n

So, the code may compile fine, but it may be buggy because the new compiler uses different sizes for the data types you have used in the program. That means you will face portability issues with your code. So, there will not be a problem when you use your compiler, but if the same code is compiled using another compiler, there’s a possibility that the code may become buggy, and it will cause problems<\/span>.<\/span><\/span><\/p>\n

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Figure 2. Data type size and compiler<\/span><\/figcaption><\/figure>\n

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When you write a ‘C’ program, you should give attention to all these details. There is a possibility of a portability issue in your ‘C’ code due to the selection of data types. <\/span><\/p>\n

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Let’s discuss portability issues in “C” programming code due to the “size of data types”. <\/span><\/p>\n

Portability Issues in \u201cC\u201d programming code due to \u201csize of data types\u201d<\/b><\/span><\/p>\n