Typescript version of the Flashtext algorithm.
npm install flashtext-tsA Typescript port of Python flashtext package.
This module can be used to replace keywords in sentences or extract keywords from sentences. It is based on the FlashText algorithm.
``
npm install flashtext-ts
yarn add flashtext-ts
pnpm add flashtext-ts
const flashtext = new FlashText();flashtext.addKeyword('Big Apple', 'New York');
flashtext.addKeyword('Bay Area');
const keywordsExtracted = flashtext.extractKeywords('I love Big Apple and Bay Area.');
// keywordsExtracted = ['New York', 'Bay Area']
$3
const flashtext = new FlashText();flashtext.addKeyword('Big Apple', 'New York');
flashtext.addKeyword('Bay Area', '6ay Area');
const newSentence = flashtext.replaceKeywords('I love Big Apple and Bay Area.');
// newSentence = I love New York and 6ay Area.
$3
const flashtext = new FlashText(true);flashtext.addKeyword('Big Apple', 'New York');
flashtext.addKeyword('Bay Area');
const keywordsExtracted = flashtext.extractKeywords('I love big Apple and Bay Area.');
// keywordsExtracted = ['Bay Area']
$3
const flashtext = new FlashText();flashtext.addKeyword('Big Apple', 'New York');
flashtext.addKeyword('Bay Area');
const keywordsExtracted = flashtext.extractKeywords('I love Big Apple and Bay Area.', true);
/*
keywordsExtracted = [
['New York', 7, 16],
['Bay Area', 21, 29]
]
*/
$3
const flashtext = new FlashText();const keywordMap = {
"javascript": ["JS", "JScript"],
"typescript": ["TS", "TScript"],
};
flashtext.addKeywordsFromDict(keywordMap);
flashtext.addKeywordsFromList(["coffeescript", "programming"]);
const keywordsExtracted = flashtext.extractKeywords("I know JS, TS, Coffeescript and just know how to do programming stuff.");
// keywordsExtracted = ['javascript', 'typescript', 'coffeescript', 'programming']
$3
const flashtext = new FlashText();const keywordMap = {
"javascript": ["JS", "JScript"],
"typescript": ["TS", "TScript"],
};
flashtext.addKeywordsFromDict(keywordMap);
flashtext.addKeywordsFromList(["coffeescript", "programming"]);
flashtext.removeKeyword("JS");
flashtext.removeKeywordsFromDict({ JS: ["JScript"] });
flashtext.removeKeywordsFromList(["programming", "coffeescript"]);
const keywordsExtracted = flashtext.extractKeywords("I know JS, TS, Coffeescript and just know how to do programming stuff.");
// keywordsExtracted = ['typescript']
$3
const flashtext = new FlashText();const keywordMap = {
"javascript": ["JS", "JScript"],
"typescript": ["TS", "TScript"],
};
flashtext.addKeywordsFromDict(keywordMap);
const length = flashtext.length;
// length = 4
$3
const flashtext = new FlashText();const keywordMap = {
"javascript": ["JS", "JScript"],
"typescript": ["TS", "TScript"],
};
flashtext.addKeywordsFromDict(keywordMap);
flashtext.getKeyword('JS'); // "javascript"
flashtext.contains('TS'); // true
$3
const flashtext = new FlashText();const keywordMap = {
"javascript": ["JS", "JScript"],
"typescript": ["TS", "TScript"],
};
flashtext.addKeywordsFromDict(keywordMap);
const keywords = flashtext.getAllKeywords();
/*
keywords = {
"js": "javascript",
"jscript": "javascript",
"ts": "typescript",
"tscript": "typescript"
}
*/
$3
const flashtext = new FlashText();flashtext.addKeyword('Big Apple');
flashtext.extractKeywords('I love Big Apple/Bay Area.'); // ['Big Apple']
flashtext.addNonWordBoundary('/');
flashtext.extractKeywords('I love Big Apple/Bay Area.'); // []
Tests
npm run test
yarn test
pnpm test