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The tutorial begins by defining JSON as a widely adopted text-based format for data interchange, emphasizing its key-value pair structure enclosed in curly brackets []. Keys are strings, and values can be any valid JSON type, including arrays denoted by square brackets []. The discussion also highlights the concept of nested JSON, where one JSON object contains others, illustrated with an example of a department object within an employee record [].
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The tutorial begins by defining JSON as a widely adopted text-based format for data interchange, emphasizing its key-value pair structure enclosed in curly brackets []. Keys are strings, and values can be any valid JSON type, including arrays denoted by square brackets []. The discussion also highlights the concept of nested JSON, where one JSON object contains others, illustrated with an example of a department object within an employee record [].