{"id":31520,"date":"2023-01-22T06:34:17","date_gmt":"2023-01-22T01:04:17","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-c-show-me-how-stop-this-while-infintie-loop\/"},"modified":"2023-01-22T06:34:17","modified_gmt":"2023-01-22T01:04:17","slug":"solved-c-show-me-how-stop-this-while-infintie-loop","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-c-show-me-how-stop-this-while-infintie-loop\/","title":{"rendered":"[Solved] C++ show me how stop this while infintie loop"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-28502282\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"28502282\" data-parentid=\"28502107\" data-score=\"0\" 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>You said:<\/p>\n<blockquote>\n<p>I get an infinite loop when user does not enter a number<\/p>\n<\/blockquote>\n<p>Create a function that prints the prompt, tries to read the number, if reading doesn&#8217;t succeed, clears the input stream and calls itself again.<\/p>\n<pre><code>double readGrade(int gradeNum)\n{\n    double grade;\n    cout &lt;&lt; \"Enter Grade \" &lt;&lt; gradeNum &lt;&lt;\" (From 0 to 100): \";\n    if ( !(cin &gt;&gt; grade) )\n    {\n       \/\/ Clear the stream.\n       cin.clear();\n\n       \/\/ Discard everything up to the newline.\n       cin.ignore(std::numeric_limits&lt;std::streamsize&gt;::max(), '\\n');\n\n       \/\/ Call the function again.\n       return readGrade(gradeNum);\n    }\n\n    return grade;\n}\n<\/code><\/pre>\n<p>Then, replace the following lines in main<\/p>\n<pre><code>cout &lt;&lt; \"Enter Grade \" &lt;&lt; gradeNum &lt;&lt;\" (From 0 to 100): \";\n\ncin &gt;&gt; grade;\n<\/code><\/pre>\n<p>by a call to <code>readGrade()<\/code>.<\/p>\n<pre><code>grade = readGrade(gradeNum);\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">1<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved C++ show me how stop this while infintie loop <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] You said: I get an infinite loop when user does not enter a number Create a function that prints the prompt, tries to read the number, if reading doesn&#8217;t succeed, clears the input stream and calls itself again. double readGrade(int gradeNum) { double grade; cout &lt;&lt; &#8220;Enter Grade &#8221; &lt;&lt; gradeNum &lt;&lt;&#8221; (From 0 &#8230; <a title=\"[Solved] C++ show me how stop this while infintie loop\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-c-show-me-how-stop-this-while-infintie-loop\/\" aria-label=\"More on [Solved] C++ show me how stop this while infintie loop\">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":[324],"class_list":["post-31520","post","type-post","status-publish","format-standard","hentry","category-solved","tag-c"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] C++ show me how stop this while infintie loop - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-c-show-me-how-stop-this-while-infintie-loop\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] C++ show me how stop this while infintie loop - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] You said: I get an infinite loop when user does not enter a number Create a function that prints the prompt, tries to read the number, if reading doesn&#8217;t succeed, clears the input stream and calls itself again. double readGrade(int gradeNum) { double grade; cout &lt;&lt; &quot;Enter Grade &quot; &lt;&lt; gradeNum &lt;&lt;&quot; (From 0 ... 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