Explore the intricacies of HTTP request bodies and their vital role in client-server data exchange. This article sheds light on configuring HTTP body formats like JSON in the Connexus library for MetaTrader 5, facilitating algorithmic trading development. Delve into the advantages of using char arrays over strings for performance in high-volume data scenarios. The newly introduced CHttpBody class in the Connexus library simplifies managing request bodies, supporting text and binary data without complex formatting issues. The insights provided streamline integration with REST APIs, essential for modern trading applications, enhancing data transmission efficiency and compatibility for developers. Discover more in this ongoing series.
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The MQL5 JSON Library is crafted to handle JSON data efficiently within the MQL5 ecosystem. It provides functionalities similar to modern languages, such as JavaScript and Python, through its intuitive Document Object Model (DOM) API. This library supports data parsing, manipulation, and serialization in various tasks, from simple configurations to complex data exchanges.

Key features include reliable JSON parsing from strings or files, and seamless creation of JSON objects and arrays with concise APIs. Its flexible parser supports JSON5 features like comments and trailing commas. Users can access and manipulate data effortlessly with syntax akin to Python dictionaries or JavaScript objects, allowing safe type conversions and dynamic modifications.

For advanced processing, the library includes a robust query engine utilizing JSON Pointer and JSONPath for prec...

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