/TypeScript/Js find all string occurrences

Js find all string occurrences

function getIndicesOf(searchStr: string, str: string, caseSensitive?: boolean) {
  const searchStrLen = searchStr.length
  if (searchStrLen === 0) {
    return []
  }
  let startIndex = 0
  let index: number
  const indices: number[] = []

  if (!caseSensitive) {
    str = str.toLowerCase()
    searchStr = searchStr.toLowerCase()
  }
  // eslint-disable-next-line no-cond-assign
  while ((index = str.indexOf(searchStr, startIndex)) > -1) {
    indices.push(index)
    startIndex = index + searchStrLen
  }
  return indices
}

Javascript find all occurrences in string

var str = "I learned to play the Ukulele in Lebanon."
var regex = /le/gi, result, indices = [];
while ( (result = regex.exec(str)) ) {
    indices.push(result.index);
}
console.log(indices) // => [2, 25, 27, 33]
//find all occurence of le and return the return an array of the indeces

Source: stackoverflow.com

Similar codes

1 vote146 views2 answers
Json in typescript
TypeScript
0 vote121 views1 answer
Benefits of waxing body hair
TypeScript
0 vote108 views1 answer
Does key repeats in hashmap
TypeScript
0 vote128 views1 answer
Angular redirect on submit
TypeScript
0 vote119 views1 answer
Difference known_hosts authorized_keys
TypeScript
0 vote122 views1 answer
React full calendar
TypeScript
0 vote137 views1 answer
Open dialog
TypeScript
0 vote142 views1 answer
React fc typescript
TypeScript
0 vote144 views1 answer
Graphql?query={__schema{types{name,fields{name}}}}
TypeScript
0 vote129 views1 answer
Google sheets countif two conditions
TypeScript