{"id":5704,"date":"2020-10-08T05:07:42","date_gmt":"2020-10-08T05:07:42","guid":{"rendered":"https:\/\/prwatech.in\/blog\/?p=5704"},"modified":"2024-04-12T06:25:32","modified_gmt":"2024-04-12T06:25:32","slug":"vector-in-scala-programming-language-introduction-to-strings-in-scala","status":"publish","type":"post","link":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/","title":{"rendered":"Scala – Strings"},"content":{"rendered":"\r\n

Introduction to Strings in Scala<\/span><\/h2>\r\n



A string<\/strong><\/em> is an arrangement of characters. In Scala<\/strong><\/a>, objects of String are permanent which implies a consistent and can’t be changed once made.<\/p>\r\n

Strings in Scala are fundamental data types used to represent sequences of characters. Scala’s String<\/code> class is immutable, meaning that once a string is created, its value cannot be changed. This immutability ensures thread safety and simplifies concurrency management in multi-threaded applications.<\/p>\r\n

Scala provides powerful string manipulation capabilities through a rich set of methods available on the String<\/code> class. Developers can concatenate strings using the +<\/code> operator or concat<\/code> method, extract substrings using substring<\/code>, and perform various transformations using methods like toUpperCase<\/code>, toLowerCase<\/code>, trim<\/code>, and more.<\/p>\r\n\r\n\r\n\r\n

Use case1:<\/strong><\/p>\r\n\r\n\r\n\r\n

Creating a Scala String<\/strong><\/p>\r\n\r\n\r\n\r\n

scala> var word=”Prwatech”<\/strong><\/p>\r\n\r\n\r\n\r\n

var word: String = Prwatech<\/p>\r\n\r\n\r\n\r\n

scala> val word=”Prwatech”<\/strong><\/p>\r\n\r\n\r\n\r\n

val word: String = Prwatech<\/p>\r\n\r\n\r\n\r\n

\"\"<\/figure>\r\n\r\n\r\n\r\n

Use case 2:<\/strong><\/p>\r\n\r\n\r\n\r\n

Find Length of a Scala String<\/strong><\/p>\r\n\r\n\r\n\r\n

scala> “Prwatech”.length()<\/strong><\/p>\r\n\r\n\r\n\r\n

val res3: Int = 8<\/p>\r\n\r\n\r\n\r\n

scala> “”.length()<\/strong><\/p>\r\n\r\n\r\n\r\n

val res4: Int = 0<\/p>\r\n\r\n\r\n\r\n

scala> ” “.length()<\/strong><\/p>\r\n\r\n\r\n\r\n

val res5: Int = 1<\/p>\r\n\r\n\r\n\r\n

\"\"<\/figure>\r\n\r\n\r\n\r\n

Use case 3:<\/strong><\/p>\r\n\r\n\r\n\r\n

Concatenating Scala Strings<\/strong><\/p>\r\n\r\n\r\n\r\n

scala> “prwa”.concat(“tech”)<\/strong><\/p>\r\n\r\n\r\n\r\n

val res6: String = prwatech<\/p>\r\n\r\n\r\n\r\n

scala> “Mark”.concat(” “.concat(“Zuckerberg”))<\/strong><\/p>\r\n\r\n\r\n\r\n

val res7: String = Mark Zuckerberg<\/p>\r\n\r\n\r\n\r\n

scala> “Mark”+” “+”Zuckerberg”<\/strong><\/p>\r\n\r\n\r\n\r\n

val res8: String = Mark Zuckerberg<\/p>\r\n\r\n\r\n\r\n

\"\"<\/figure>\r\n\r\n\r\n\r\n

Use case 4:<\/strong><\/p>\r\n\r\n\r\n\r\n

Creating Format Strings<\/a> in Scala<\/strong><\/p>\r\n\r\n\r\n\r\n

scala> var (a:Int,b:Int,c:Int)=(11,12,13)<\/strong><\/p>\r\n\r\n\r\n\r\n

var a: Int = 11<\/p>\r\n\r\n\r\n\r\n

2var b: Int = 12<\/p>\r\n\r\n\r\n\r\n

var c: Int = 13<\/p>\r\n\r\n\r\n\r\n

scala> printf(“a=%d, b=%d, c=%d”,a,b,c)<\/strong><\/p>\r\n\r\n\r\n\r\n

a=11, b=12, c=13<\/p>\r\n\r\n\r\n\r\n

\"\"<\/figure>\r\n

 <\/p>\r\n

Introduction to Strings in Scala<\/p>\r\n","protected":false},"excerpt":{"rendered":"

Introduction to Strings in Scala A string is an arrangement of characters. In Scala, objects of String are permanent which implies a consistent and can’t be changed once made. Strings in Scala are fundamental data types used to represent sequences of characters. Scala’s String class is immutable, meaning that once a string is created, its […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[565,1698],"tags":[1221,1224,1223,1227,1220,1222,1226,1218,1225,1219],"class_list":["post-5704","post","type-post","status-publish","format-standard","hentry","category-scala","category-scala-modules-scala","tag-scala-create-string","tag-scala-create-string-format","tag-scala-string-concatenate","tag-scala-string-examples","tag-scala-string-function","tag-scala-string-length","tag-scala-string-usecases","tag-scala-strings","tag-string-definition","tag-string-function"],"acf":[],"yoast_head":"\nIntroduction to Strings in Scala - Prwatech<\/title>\n<meta name=\"description\" content=\"Master Introduction to Strings in Scala - Dive deep with our expert instructors and comprehensive curriculum.\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction to Strings in Scala - Prwatech\" \/>\n<meta property=\"og:description\" content=\"Master Introduction to Strings in Scala - Dive deep with our expert instructors and comprehensive curriculum.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/\" \/>\n<meta property=\"og:site_name\" content=\"Prwatech\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prwatech.in\/\" \/>\n<meta property=\"article:published_time\" content=\"2020-10-08T05:07:42+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-12T06:25:32+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2021\/04\/image-82.png\" \/>\n<meta name=\"author\" content=\"Prwatech\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Eduprwatech\" \/>\n<meta name=\"twitter:site\" content=\"@Eduprwatech\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Prwatech\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/\",\"url\":\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/\",\"name\":\"Introduction to Strings in Scala - Prwatech\",\"isPartOf\":{\"@id\":\"https:\/\/prwatech.in\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2021\/04\/image-82.png\",\"datePublished\":\"2020-10-08T05:07:42+00:00\",\"dateModified\":\"2024-04-12T06:25:32+00:00\",\"author\":{\"@id\":\"https:\/\/prwatech.in\/blog\/#\/schema\/person\/db90baff7744090b2288bbc98fea87f3\"},\"description\":\"Master Introduction to Strings in Scala - Dive deep with our expert instructors and comprehensive curriculum.\",\"breadcrumb\":{\"@id\":\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#primaryimage\",\"url\":\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2021\/04\/image-82.png\",\"contentUrl\":\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2021\/04\/image-82.png\",\"width\":301,\"height\":131},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/prwatech.in\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Scala – Strings\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/prwatech.in\/blog\/#website\",\"url\":\"https:\/\/prwatech.in\/blog\/\",\"name\":\"Prwatech\",\"description\":\"Share Ideas, Start Something Good.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/prwatech.in\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/prwatech.in\/blog\/#\/schema\/person\/db90baff7744090b2288bbc98fea87f3\",\"name\":\"Prwatech\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/prwatech.in\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/c00bafc1b04045f31eda917de39891456c44fa47c092b9bb6be0f860a3a30a2f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/c00bafc1b04045f31eda917de39891456c44fa47c092b9bb6be0f860a3a30a2f?s=96&d=mm&r=g\",\"caption\":\"Prwatech\"},\"url\":\"https:\/\/prwatech.in\/blog\/author\/prwatech123\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Introduction to Strings in Scala - Prwatech","description":"Master Introduction to Strings in Scala - Dive deep with our expert instructors and comprehensive curriculum.","robots":{"index":"noindex","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"og_locale":"en_US","og_type":"article","og_title":"Introduction to Strings in Scala - Prwatech","og_description":"Master Introduction to Strings in Scala - Dive deep with our expert instructors and comprehensive curriculum.","og_url":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/","og_site_name":"Prwatech","article_publisher":"https:\/\/www.facebook.com\/prwatech.in\/","article_published_time":"2020-10-08T05:07:42+00:00","article_modified_time":"2024-04-12T06:25:32+00:00","og_image":[{"url":"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2021\/04\/image-82.png","type":"","width":"","height":""}],"author":"Prwatech","twitter_card":"summary_large_image","twitter_creator":"@Eduprwatech","twitter_site":"@Eduprwatech","twitter_misc":{"Written by":"Prwatech","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/","url":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/","name":"Introduction to Strings in Scala - Prwatech","isPartOf":{"@id":"https:\/\/prwatech.in\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#primaryimage"},"image":{"@id":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#primaryimage"},"thumbnailUrl":"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2021\/04\/image-82.png","datePublished":"2020-10-08T05:07:42+00:00","dateModified":"2024-04-12T06:25:32+00:00","author":{"@id":"https:\/\/prwatech.in\/blog\/#\/schema\/person\/db90baff7744090b2288bbc98fea87f3"},"description":"Master Introduction to Strings in Scala - Dive deep with our expert instructors and comprehensive curriculum.","breadcrumb":{"@id":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#primaryimage","url":"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2021\/04\/image-82.png","contentUrl":"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2021\/04\/image-82.png","width":301,"height":131},{"@type":"BreadcrumbList","@id":"https:\/\/prwatech.in\/blog\/scala\/scala-modules-scala\/vector-in-scala-programming-language-introduction-to-strings-in-scala\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/prwatech.in\/blog\/"},{"@type":"ListItem","position":2,"name":"Scala – Strings"}]},{"@type":"WebSite","@id":"https:\/\/prwatech.in\/blog\/#website","url":"https:\/\/prwatech.in\/blog\/","name":"Prwatech","description":"Share Ideas, Start Something Good.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/prwatech.in\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/prwatech.in\/blog\/#\/schema\/person\/db90baff7744090b2288bbc98fea87f3","name":"Prwatech","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/prwatech.in\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/c00bafc1b04045f31eda917de39891456c44fa47c092b9bb6be0f860a3a30a2f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/c00bafc1b04045f31eda917de39891456c44fa47c092b9bb6be0f860a3a30a2f?s=96&d=mm&r=g","caption":"Prwatech"},"url":"https:\/\/prwatech.in\/blog\/author\/prwatech123\/"}]}},"_links":{"self":[{"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/posts\/5704","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/comments?post=5704"}],"version-history":[{"count":7,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/posts\/5704\/revisions"}],"predecessor-version":[{"id":11364,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/posts\/5704\/revisions\/11364"}],"wp:attachment":[{"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/media?parent=5704"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/categories?post=5704"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/tags?post=5704"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}