How to use the join function from lodash

Find comprehensive JavaScript lodash.join code examples handpicked from public code repositorys.

lodash.join is a function that concatenates an array of strings into a single string, separated by a specified delimiter.

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// eslint-disable-next-line no-async-promise-executor
return new Promise(async (resolve, reject) => {
  for (let i = 1; i <= depth; i++) {
    dictionary = _(defaultQuery)
      .permutations(i)
      .map(v => _.join(v, ''))
      .value();
    for (const query of dictionary) {
      if (this.guild.members.cache.size >= this.guild.memberCount) break;
      this.client.emit(
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module.exports.isWeakSet           = _.isWeakSet;
module.exports.isZero              = _.isZero;
module.exports.iterateUntil        = _.iterateUntil;
module.exports.iteratee            = _.iteratee;
module.exports.iterators           = _.iterators;
module.exports.join                = _.join;
module.exports.juxt                = _.juxt;
module.exports.kebabCase           = _.kebabCase;
module.exports.keep                = _.keep;
module.exports.keepIndexed         = _.keepIndexed;
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+ 92 other calls in file

How does lodash.join work?

lodash.join is a method provided by the Lodash library that takes an array and concatenates its elements into a string, separated by a specified separator string. It does not modify the original array.

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  pathChunk = _.pull(pathChunk, 'index.html');
}

if (categories.length > 0) {
  if (_.indexOf(categories, _.last(pathChunk)) !== -1) {
    const newPath = _.join(pathChunk, '/');
    categoriesUrl.push(sourceUrl + newPath);
    continue;
  }
} else if (_.indexOf(stopWord, _.last(pathChunk)) == -1) {
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    ''
  );


const getCommonPath = (...paths) => {
  const [segments, ...otherSegments] = paths.map(it => _.split(it, '/'));
  return _.join(
    _.takeWhile(segments, (str, index) => otherSegments.every(it => it[index] === str)),
    '/'
  );
};
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Ai Example

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const _ = require("lodash");

const arr = ["one", "two", "three"];

const joinedStr = _.join(arr, "-");
console.log(joinedStr); // Output: "one-two-three"

In this example, we're using lodash.join to concatenate the elements of an array arr into a single string with a separator -. The resulting string is then printed to the console using console.log().

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console.log(intersectionBy); // => [2.1]


const intersectionWith = _.intersectionWith([2.1, 1.2], [2.3, 3.4], (a, b) => Math.floor(a) === Math.floor(b));
console.log(intersectionWith); // => [2.1]


const join = _.join(['a', 'b', 'c'], '~');
console.log(join); // => 'a~b~c'


const last = _.last([1, 2, 3]);
console.log(last); // => 3
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const tableStatement = assignTemplates(template, {
	temporary: getTableTemporaryValue(temporary, unlogged),
	ifNotExist: ifNotExistStr,
	name: tableName,
	columnDefinitions: !partitionOf ? '\t' + _.join(columns, ',\n\t') : '',
	keyConstraints: keyConstraintsValue,
	checkConstraints: checkConstraintsValue,
	foreignKeyConstraints: foreignKeyConstraintsString,
	options: getTableOptions({
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await s3
  .upload({
    Bucket: bucket,
    Key: `backup/${req.query.academyId}/${title}/log.txt`,
    Body: _.join(logs, `\n`),
    ContentType: "application/json",
  })
  .promise();
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---

Also accepts array-like values.

```javascript
let multipermutations = _('abc').multipermutations(2).map(v => _.join(v, '')).value();
// => ['aa', 'ab', 'ac', 'ba', 'bb', 'bc', 'ca', 'cb', 'cc']
```

## see also
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---

Also accepts array-like values.

```javascript
let permutations = _('abc').permutations(3).map(v => _.join(v, '')).value();
// => ['abc', 'acb', 'bac', 'bca', 'cab', 'cba']
```

## see also
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---

Also accepts array-like values.

```javascript
let multicombinations = _('abcde').multicombinations(2).map(v => _.join(v, '')).value();
// => ['aa', 'ab', 'ac', 'ad', 'ae', 'bb', 'bc', 'bd', 'be', 'cc', 'cd', 'ce', 'dd', 'de', 'ee']
```

## see also
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// If we have a scoped module we have to re-add the @
if (_.startsWith(externalModule, '@')) {
  splitModule.splice(0, 1);
  splitModule[0] = '@' + splitModule[0];
}
let moduleVersion = _.join(_.tail(splitModule), '@');
// We have to rebase file references to the target package.json
moduleVersion = rebaseFileReferences(pathToPackageRoot, moduleVersion);
packageJson.dependencies = packageJson.dependencies || {};
packageJson.dependencies[_.first(splitModule)] = moduleVersion;
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    pathChunk = _.pull(pathChunk, 'index.html');
}

if(categories.length > 0){
    if(_.indexOf(categories, _.last(pathChunk)) !== -1){
        let newPath = _.join(pathChunk, '/')
        categoriesUrl.push(sourceUrl+newPath);
        continue;
    }    
}else if(_.indexOf(stopWord, _.last(pathChunk)) == -1){
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+ 15 other calls in file

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let wordBlocks = blocks.filter(block => pageNumber === block.Page && block.BlockType === "WORD")
return cellBlocks.map(cell_arr => cell_arr.map(cell => {
    if ('Relationships' in cell) {

        // Retrieve words from each cell and joins them into a line. A word constitues as text seperated by spaces
        let str = _.join(cell.Relationships[0].Ids.map((word_id) => {
            let word = wordBlocks.find(word => word.Id === word_id)
            word = (_.isUndefined(word)) ? '' : word.Text
            return (_.isUndefined(word)) ? '' : word
        }), ' ')
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        }
    }

    lines.push(`\t\t});\n`);

    return _.join(lines, '\n');
}

modelDef.renderDown = () => {
    let lines = [];
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function valid_combos(combo_list, options = {}) {
    const combos = [];
    options.any = true;


    combo_list.forEach(combo_str => {
	//onst combo_str = _.join(combo, ',');
	//Debug(`${typeof(combo)}: ${combo}`);
	Debug(`${typeof(combo_str)}: ${combo_str} (${combo_str.split(',').length})`);
	if (combo_str.split(',').length > 3) return; // continue
//	const result = ClueManager.getCountListArrays(combo_str, options);
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let intersectionWith3 = _.intersectionWith(intersectionWith1, intersectionWith2, _.isEqual);
console.log('intersectionWith3--->', intersectionWith3);
//intersectionWith3---> [ { x: 1, y: 2 } ]


//_.join(array,[separator=','])
let join1 = _.join(['a', 'b', 'c'], '~');
console.log('join1--->', join1);
//join1---> a~b~c


//_.last(array)
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properties.push({
  name: el[0],
  //dartType: transformType({ type: type, format: format, isEnum: isEnum }),
  type: type,
  typeItems: typeItems,
  enum: enumm ? _.join(enumm, ',') : '',
  format: format,
  isEnum: isEnum,
  example: el[1].example ? el[1].example : '',
  required: required ? required.includes(el[0]) : false,
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Object.entries(obj.properties).forEach(field => {
fields.push({
  fieldType: parser.parse(field[1], field[1].enum),
  fieldName: _.camelCase(field[0]),
  fieldIsEnum: field[1].enum ? true : false,
  fieldValues: _.join(field[1].enum, ','),
  fieldDescription: field[1].description,
  fieldsContainOneToMany: false,
  fieldsContainOwnerManyToMany: false,
  fieldsContainOwnerOneToOne: false,
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    };
    Test.prototype.reverse = function (str) {
        return str.split('').reverse().join('');
    };
    Test.prototype.family = function (values) {
        return _.join(values, ' * ');
    };
    return Test;
}());
exports["default"] = Test;
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