Javascript Count Ocorrências de carta em cordas
function count(str, find) {
return (str.split(find)).length - 1;
}
count("Good", "o"); // 2
DenverCoder1
function count(str, find) {
return (str.split(find)).length - 1;
}
count("Good", "o"); // 2function countOccurences(string, word) {
return string.split(word).length - 1;
}
var text="We went down to the stall, then down to the river.";
var count=countOccurences(text,"down"); // 2 function countInstancesOf(letter, sentence) {
var count = 0;
for (var i = 0; i < sentence.length; i++) {
if (sentence.charAt(i) === letter) {
count += 1;
}
}
return count;
}