# \#argument-labels

**URL:** https://forums.swift.org/tag/argument-labels/825.md

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## [Issue with ArgumentParser - Code stopped working without changes](https://forums.swift.org/t/issue-with-argumentparser-code-stopped-working-without-changes/65452)

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**Author:** [@erik\_avagyan](https://forums.swift.org/u/erik_avagyan)\
**Replies:** 3\
**Last updated:** [June 13, 2023, 5:14am UTC](https://forums.swift.org/t/issue-with-argumentparser-code-stopped-working-without-changes/65452 "2023-06-13T05:14:25Z")

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Hello everyone, I'm new to Swift and I'm currently facing a strange issue with ArgumentParser. Recently, my code using ArgumentParser has stopped working without any changes being made to the codebase. I'm hoping to get…

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## [Omitting argument labels in function calls with matching argument names](https://forums.swift.org/t/omitting-argument-labels-in-function-calls-with-matching-argument-names/64427)

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**Author:** [@ibex](https://forums.swift.org/u/ibex)\
**Replies:** 7\
**Last updated:** [April 16, 2023, 9:53pm UTC](https://forums.swift.org/t/omitting-argument-labels-in-function-calls-with-matching-argument-names/64427 "2023-04-16T21:53:57Z")

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I apologise if this has been brought up before. :slight\_smile: Given the function declaration: func jibber (foo: Foo, bar: Bar) The function invocation is required to be like this: let foo = ... let bar = ... jibber …