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Finding count of special characters in a string in JavaScript
Let’s say that we have a string that may contain any of the following characters.
'!', "," ,"\'" ,";" ,"\"", ".", "-" ,"?"
We are required to write a JavaScript function that takes in a string and count the number of appearances of these characters in the string and return that count.
Example
The code for this will be −
const str = "This, is a-sentence;.Is this a sentence?";
const countSpecial = str => {
const punct = "!,\;\.-?";
let count = 0;
for(let i = 0; i < str.length; i++){
if(!punct.includes(str[i])){
continue;
};
count++;
};
return count;
};
console.log(countSpecial(str));Output
The output in the console −
5
Updated on 15-Oct-2020 09:24:06
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