/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

0 vote358 views1 answer
Input type file in html events angular
TypeScript
1 vote372 views1 answer
Powershell script remove directory recursive
TypeScript
1 vote358 views1 answer
Vue textarea autosize
TypeScript
0 vote349 views1 answer
Import hostlistener angular
TypeScript
0 vote325 views1 answer
Google sheets countif two conditions
TypeScript
0 vote388 views1 answer
Loop trhough list of lists in python and find single elements
TypeScript
1 vote319 views1 answer
Why do we use fragments in react?
TypeScript
0 vote357 views2 answers
Comparison method violates its general contract!
TypeScript
9 votes332 views4 answers
Angular scroll to top
TypeScript
-2 votes325 views1 answer
C++ get digits of integer
TypeScript