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what makes a rule a function

Monthly search volume and cost-per-click data for "what makes a rule a function" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+makes+a+rule+a+function&country=us" +--------------+------------------+ | volume | 110 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-17 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
function rule 2,400 $0 17/20
rule of a function 2,400 $0 11/20
function rules 2,400 $0 9/20
rules of function 2,400 $0 9/20
rules of functions 2,400 $0 9/20
function rule example 170 $0 11/20
function rule examples 170 $0 11/20
example of function rule 170 $0 10/20
example of a function rule 170 $0 9/20
what is a function rule in math 70 $0 10/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=what+makes+a+rule+a+function&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt