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conformance · v148

v148 · parse-processing-instructions-in-html — conformance probe

5 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://github.com/whatwg/html/pull/12118 chromestatus: #6534495085920256 generated 2026-06-01T08:14:38Z by conformance-author-v1-subagent
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id contract kind verdict detail
processing-instruction-class-exists ProcessingInstruction is exposed as a DOM node type. exists
node-type-processing-instruction Node.PROCESSING_INSTRUCTION_NODE constant is 7 per DOM spec. script
html-parser-creates-pi Parsing <?target data?> in an HTML document creates a ProcessingInstruction node (was previously treated as a comment). spec ↗ script
processing-instruction-target ProcessingInstruction.prototype.target reflects the PI's target string. script
processing-instruction-data ProcessingInstruction.prototype.data (inherited via CharacterData) reflects the PI's data string. script