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A full list of JavaScript operators with examples

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Knowledge, understanding, and tooling is power. Original research and education first—AgentGuard360 and Protection SDK when you're ready to secure your agents.

Which is more popular?
Based on our record, JavaScript Operator Lookup seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | joshwcomeau.com | aisecurityguard.io |
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If you replace your || with ?? You should get the behaviour you are after. This is a good reference for what the operators do in js: https://joshwcomeau.com/operator-lookup. Source: about 5 years ago
Tracking AI Security Guard since Jun 2026.
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