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{"id":641,"date":"2021-07-13T23:34:34","date_gmt":"2021-07-13T23:34:34","guid":{"rendered":"https:\/\/www.wikitechy.com\/interview-questions\/?p=641"},"modified":"2021-09-11T11:04:58","modified_gmt":"2021-09-11T11:04:58","slug":"how-to-count-number-of-characters-in-a-string","status":"publish","type":"post","link":"https:\/\/www.wikitechy.com\/interview-questions\/java\/how-to-count-number-of-characters-in-a-string\/","title":{"rendered":"How to count number of characters in a string ?"},"content":{"rendered":"<div class=\"TextHeading\">\n<div class=\"hddn\">\n<h2 id=\"how-to-count-number-of-characters-in-a-string\" class=\"color-pink\">How to count number of characters in a string ?<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\">\n<div class=\"hddn\">\n<ul>\n<li>To count the amount of &#8216;x&#8217; characters that are in a string, and print out the number using java program.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"CodeContent\"><\/div>\n<div class=\"Output\">\n<div class=\"hddn\">\n<figure class=\"highlight\"><div class=\"code-embed-wrapper\"> <div class=\"code-embed-infos\"> <\/div> <pre class=\"language-java code-embed-pre line-numbers\"  data-start=\"1\" data-line-offset=\"0\"><code class=\"language-java code-embed-code\">class Wikitechy<br\/>{ <br\/>    \/\/ Method that return count of the given <br\/>    \/\/ character in the string <br\/>    public static int count(String s, char c) <br\/>    { <br\/>        int res = 0; <br\/>  <br\/>        for (int i=0; i&lt;s.length(); i++) <br\/>        { <br\/>            \/\/ checking character in string <br\/>            if (s.charAt(i) == c) <br\/>            res++; <br\/>        }  <br\/>        return res; <br\/>    } <br\/>      <br\/>    \/\/ Driver method <br\/>    public static void main(String args[]) <br\/>    { <br\/>        String str= &quot;Welcome to Wikitechy&quot;; <br\/>        char c = &#039;W&#039;; <br\/>        System.out.println(count(str, c)); <br\/>    } <br\/>} <\/code><\/pre> <\/div>\n<h3 id=\"output\">Output<\/h3>\n<p>2<\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Answer : To count the amount of &#8216;x&#8217; characters that are in a 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