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52 lines
971 B
Markdown
52 lines
971 B
Markdown
---
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title: contextExOutput (KCXO)
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---
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## Summary
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`contextExOutput` function emits the character or object at `contextOffset` from the
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current matched rule's context. Introduced in Keyman 14.0, in order to resolve a
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gap between desktop and web core functionality for `context(n)` matching on `notany()`.
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## Syntax
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```js
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keyman.interface.contextExOutput(dn, textStore, contextLength, contextOffset);
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```
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or
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```js
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KeymanWeb.KCXO(dn, textStore, contextLength, contextOffset); // Shorthand
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```
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## Parameters
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`dn`
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: Type: `number`
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: number of characters to delete left of cursor
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`textStore`
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: Type: `TextStore`
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: target to output to
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`contextLength`
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: Type: `number`
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: length of current rule context to retrieve
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`contextOffset`
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: Type: `number`
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: offset from start of current rule context, 1-based
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## Returns
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`void`
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## See also
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* [`keyman.interface.output()`](output)
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* [`keyman.interface.indexOutput()`](indexOutput)
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## History
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* Introduced in Keyman 14.0
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