# NSStringFromMapTable(_:) Returns a string describing the map table’s contents. ``` func NSStringFromMapTable(_ table: NSMapTable) -> String ``` ## Parameters `table` A reference to a map table structure. ## Return Value A string describing the map table’s contents. ## Discussion The function iterates over the key-value pairs of `table` and for each one appends the string “a = b;\n”, where a and b are the key and value strings returned by the corresponding `describe` callback functions. If `NULL` was specified for the callback function, a and b are the key and value pointers, expressed as hexadecimal numbers. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)