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27 lines
511 B
Plaintext
27 lines
511 B
Plaintext
---
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syntax: markdown
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tags: [tldr, linux]
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source: https://github.com/tldr-pages/tldr.git
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---
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# let
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> Evaluate arithmetic expressions in shell.
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> Supports variables, operators, and conditional expressions.
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> More information: <https://manned.org/let>.
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- Evaluate a simple arithmetic expression:
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`let "{{result = a + b}}"`
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- Use post-increment and assignment in an expression:
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`let "{{x++}}"`
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- Use conditional operator in an expression:
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`let "{{result = (x > 10) ? x : 0}}"`
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- Display help:
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`let --help`
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