{"id":4946,"date":"2022-08-25T07:18:47","date_gmt":"2022-08-25T01:48:47","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-are-all-immutable-objects-singleton-instances-closed\/"},"modified":"2022-08-25T07:18:47","modified_gmt":"2022-08-25T01:48:47","slug":"solved-are-all-immutable-objects-singleton-instances-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-are-all-immutable-objects-singleton-instances-closed\/","title":{"rendered":"[Solved] Are all immutable objects singleton instances? [closed]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-13784255\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"13784255\" data-parentid=\"13784244\" data-score=\"3\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>No. <\/p>\n<p><a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/codebetter.com\/patricksmacchia\/2008\/01\/13\/immutable-types-understand-them-and-use-them\/\">Immutable objects<\/a> are unchangeable, the normal practice for these is to pass (inject) all required values via the constructor (i.e. they are specified when the object is instantiated), these are then externally unchangeable for the lifetime of the object.<\/p>\n<p><a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/msdn.microsoft.com\/en-us\/library\/ff650316.aspx\">Singleton objects<\/a> are when there is a single instance, that instance could be immutable but seldom is.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">2<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Are all immutable objects singleton instances? [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] No. Immutable objects are unchangeable, the normal practice for these is to pass (inject) all required values via the constructor (i.e. they are specified when the object is instantiated), these are then externally unchangeable for the lifetime of the object. Singleton objects are when there is a single instance, that instance could be immutable &#8230; <a title=\"[Solved] Are all immutable objects singleton instances? [closed]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-are-all-immutable-objects-singleton-instances-closed\/\" aria-label=\"More on [Solved] Are all immutable objects singleton instances? [closed]\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1165],"class_list":["post-4946","post","type-post","status-publish","format-standard","hentry","category-solved","tag-immutability"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Are all immutable objects singleton instances? 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