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Experiment with Fastly's edge computing platform.
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Streaming logs
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Non-Fastly services
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Tutorials
Step-by-step guides to developing with Fastly
Deliver a site with Fastly
Enhance your UX with Compute
Edge deploy Next-Gen WAF
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Demos
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Passwordless auth
Fanout chat
Weather app
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Use Cases
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Authentication
Geolocation
Personalization
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Code Examples
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Geolocation at the edge
Optimize images on the fly
Redirect URLs at the edge
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Rust default starter
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math.is_finite

BOOLmath.is_finiteFLOATx

Available inall subroutines.

Determines whether a floating point value is finite. See floating point classifications for more information.

Network services

Security

Compute

Quick start

Building blocks

Integrations

Tutorials

Demos

Use Cases

Code Examples

Starter Kits

math.is_finite