{"id":649,"date":"2021-07-13T23:34:18","date_gmt":"2021-07-13T23:34:18","guid":{"rendered":"https:\/\/www.wikitechy.com\/interview-questions\/?p=649"},"modified":"2021-09-11T11:14:46","modified_gmt":"2021-09-11T11:14:46","slug":"how-to-count-occurrence-of-a-given-character-in-a-string-in-java","status":"publish","type":"post","link":"https:\/\/www.wikitechy.com\/interview-questions\/java\/how-to-count-occurrence-of-a-given-character-in-a-string-in-java\/","title":{"rendered":"How to Count Occurrence of a given Character in a String in Java ?"},"content":{"rendered":"<div class=\"TextHeading\">\n<div class=\"hddn\">\n<h2 id=\"how-to-count-occurrence-of-a-given-character-in-a-string-in-java\" class=\"color-pink\" style=\"text-align: justify;\">How to Count Occurrence of a given Character in a String in Java ?<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<ul>\n<li>The number of occurrences of each character to be count and also the occurrences of duplicate characters it should not be display repeatedly. The following steps are given below,\n<ul>\n<li>First, we split the strings by spaces.<\/li>\n<li>Take a variable count = 0 and in every true condition we increment the count by 1.<\/li>\n<li>Now run a loop at 0 to\u00a0length of string.<\/li>\n<li>And then check if our string is equal to the word.<\/li>\n<li>If condition true then we increment the value of count by 1.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"text-center row\" style=\"text-align: justify;\"><\/div>\n<div class=\"TextHeading\">\n<div class=\"hddn\">\n<h2 id=\"sample-code-in-java\" class=\"color-blue\" style=\"text-align: justify;\">Sample Code in Java<\/h2>\n<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 wiki{<br\/>\tpublic static void main (String[] args) {<br\/>\tString str = &quot;Welcome to wikitechy website. Wikitechy is the best website to learn technology.&quot;<br\/>String findStr = &quot;wikitechy&quot;;<br\/>int lastIndex = 0;<br\/>int count = 0;<br\/><br\/>while(lastIndex != -1){<br\/><br\/>    lastIndex = str.indexOf(findStr,lastIndex);<br\/><br\/>    if(lastIndex != -1){<br\/>        count ++;<br\/>        lastIndex += findStr.length();<br\/>    }<br\/>}<br\/>System.out.println(count);<br\/>\t}<br\/>}<\/code><\/pre> <\/div>\n<div class=\"TextHeading\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<h2 id=\"output\" class=\"color-blue\">Output<\/h2>\n<\/div>\n<\/div>\n<div class=\"CodeContent\">\n<div class=\"hddn\">\n<figure class=\"highlight\" style=\"text-align: justify;\">\n<pre><code id=\"code1\" class=\"hljs\" data-lang=\"\"><span class=\"nt\">2<\/span><\/code><\/pre>\n<\/figure>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Answer : The number of occurrences of each character to be count&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4004],"tags":[195,491,360,1858,4220,4221,203,199,214,198,363,209,4216,4215,4222,4224,205,2936,222,4219,4218,196,212,213,15932,4217,286,207,366,204,217,282,4023,483,206,200,197,280,364,968,4223],"class_list":["post-649","post","type-post","status-publish","format-standard","hentry","category-java","tag-accenture-interview-questions-and-answers","tag-applied-materials-interview-questions-and-answers","tag-atos-interview-questions-and-answers","tag-c-program-to-count-number-of-characters-in-a-string","tag-c-program-to-find-frequency-of-characters-in-a-string","tag-c-program-to-count-the-number-of-occurrences-of-a-character-in-a-string","tag-capgemini-interview-questions-and-answers","tag-casting-networks-india-pvt-limited-interview-questions-and-answers","tag-cgi-group-inc-interview-questions-and-answers","tag-chetu-interview-questions-and-answers","tag-ciena-corporation-interview-questions-and-answers","tag-collabera-technologies-interview-questions-and-answers","tag-count-occurrences-of-each-character-in-string-java","tag-count-repeated-characters-in-string-using-java","tag-count-the-number-of-repeated-characters-in-a-given-string-in-c","tag-count-total-number-of-times-each-alphabet-appears-in-the-string-java-program-code-with-example","tag-dell-international-services-india-pvt-ltd-interview-questions-and-answers","tag-fis-global-business-solutions-india-pvt-ltd-interview-questions-and-answers","tag-flipkart-interview-questions-and-answers","tag-how-to-count-occurrence-of-a-given-character-in-a-string-in-java","tag-how-to-count-the-number-of-occurrences-of-each-character-in-a-string-in-java","tag-ibm-interview-questions-and-answers","tag-indecomm-global-services-interview-questions-and-answers","tag-infosys-technologies-interview-questions-and-answers","tag-infrrd-interview-questions-and-answers","tag-java-program-to-count-number-of-alphabets-in-a-string","tag-lt-infotech-interview-questions-and-answers","tag-mphasis-interview-questions-and-answers","tag-netapp-interview-questions-and-answers","tag-oracle-corporation-interview-questions-and-answers","tag-peoplestrong-interview-questions-and-answers","tag-persistent-systems-interview-questions-and-answers","tag-rbs-india-de-interview-questions-and-answers","tag-reliance-industries-ltd-interview-questions-and-answers","tag-sap-labs-india-pvt-ltd-interview-questions-and-answers","tag-tech-mahindra-interview-questions-and-answers","tag-unitedhealth-group-interview-questions-and-answers","tag-virtusa-consulting-services-pvt-ltd-interview-questions-and-answers","tag-wells-fargo-interview-questions-and-answers","tag-wipro-infotech-interview-questions-and-answers","tag-write-a-java-program-to-count-number-of-characters-in-given-string"],"yoast_head":"<!-- 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