/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 vote203 views1 answer
Deno router
TypeScript
0 vote199 views1 answer
Laravel validation check if id exists in table
TypeScript
0 vote230 views1 answer
What do you need local sccripts for
TypeScript
0 vote231 views1 answer
Find elements by xpath with matching text
TypeScript
0 vote250 views1 answer
How should a developer write unit tests for a private method in an apex class
TypeScript
0 vote241 views1 answer
Contents of file to variable python
TypeScript
0 vote217 views1 answer
Total infosys employees
TypeScript
25 votes235 views10 answers
Bootstrap
TypeScript
0 vote225 views1 answer
Vscode select between brackets ctrl+shift+m bracket-pair-colorizer-2.expandBracketSelection' not found
TypeScript
0 vote230 views1 answer
How to print selected elements from a list
TypeScript