Answers for "javascript find count of character in string"

2

js character certain count

var str = "Hello Lewes";
var ch = 'e';
 
var count = str.split("e").length - 1;
console.log(count);
 
/*
    Output: 3
*/
Posted by: Guest on October-09-2020
1

count value a to b character javascript

function count (string) {  
  var count = {};
  string.split('').forEach(function(s) {
     count[s] ? count[s]++ : count[s] = 1;
  });
  return count;
}
Posted by: Guest on June-20-2020
1

count value a to b character javascript

const recorrences = ['a', 'b', 'c', 'a', 'b','a']
                .map(i => !!~i.indexOf('a'))
                .filter(i => i)
                .length;
console.log(`recorrences ${recorrences}`) 
//recorrences 3
Posted by: Guest on June-20-2020
-1

Javascript count instances of character in a string

function countInstancesOf(letter, sentence) {
  var count = 0;

  for (var i = 0; i < sentence.length; i++) {
    if (sentence.charAt(i) === letter) {
      count += 1;
    }
  }
  return count;
}
Posted by: Guest on June-20-2021

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