README.md
1# String Encoding and Decoding
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3### Introduction
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5This sample shows how to output strings in a specified format and obtain error messages corresponding to error codes. It also demonstrates string encoding and decoding. The sample app is as follows.
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9### Functions
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111. Output in a specified format: You can use the app to output a string in different formats.
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132. Error code parsing: You can input an error code in the app to obtain the corresponding error message.
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153. Text encoding and decoding: You can use the app to encode and decode strings.
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17### Required Permissions
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19N/A
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21### Usage
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231. Touch **Output in specified format**. Your input is then displayed in different formats, such as integer, floating point number, and string.
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252. Touch **Obtain error details**. The error message corresponding to the error code is displayed in the text box on each line.
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273. Touch **Text encoder**. Your input is then encoded and displayed, together with the information about data reading and writing.
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294. Touch **Text decoder**. The encoded text content is decoded, and the output displayed is the same as what you input.
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31### Constraints
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331. This sample can only be run on standard-system devices.
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352. This sample requires DevEco Studio 3.0 Beta4 (Build Version: 3.0.0.992, built on July 14, 2022) to compile and run.
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