{"id":3412,"date":"2022-07-13T08:03:34","date_gmt":"2022-07-13T08:03:34","guid":{"rendered":"https:\/\/www.overcharts.com\/it\/helpcenter\/?post_type=docs&#038;p=3412"},"modified":"2022-12-02T09:44:32","modified_gmt":"2022-12-02T09:44:32","password":"","slug":"overbasic-try-catch","status":"publish","type":"docs","link":"https:\/\/www.overcharts.com\/it\/helpcenter\/docs\/overbasic-try-catch\/","title":{"rendered":"Overbasic &#8211; Try .. Catch"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Gestire correttamente le eccezioni (possibili errori durante l&#8217;esecuzione dello script) in modo da evitare comportamenti\/risultati inattesi, \u00e8 fondamentale in ogni linguaggio di programmazione. In Overbasic puoi gestire le eccezioni\/errori utilizzando la sintassi TRY .. CATCH.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Sintassi<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">Try<\/mark><\/strong>\n    &lt;blocco di istruzioni&gt;\n<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">Catch<\/mark><\/strong>\n    &lt;blocco di istruzioni&gt;\n<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">EndTry<\/mark><\/strong><\/code><\/pre>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">La sezione <strong>TRY<\/strong> contiene le istruzioni che il programma deve eseguire durante il suo normale funzionamento.<br>La sezione <strong>CATCH<\/strong> contiene invece le istruzioni che il programma eseguir\u00e0 SOLO se una qualsiasi delle istruzioni contenute nella sezione TRY dovesse generare un errore.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In altre parole, se una delle istruzioni del blocco <strong><em>Try<\/em><\/strong> genera un errore, l&#8217;esecuzione del blocco <strong><em>Try<\/em><\/strong> termina immediatamente, e il controllo passa al blocco <strong><em>Catch<\/em><\/strong>.<\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Utilizzo<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code><strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">Dim<\/mark><\/strong> result <strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">As Numeric<\/mark><\/strong> = 0\n<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">Dim<\/mark><\/strong> b <strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">As Numeric<\/mark><\/strong> = 0\n\n<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">Try<\/mark><\/strong>\n    result = 100\n    result = result \/ b <mark style=\"background-color:rgba(0, 0, 0, 0);color:#3fad1d\" class=\"has-inline-color\">'Questa istruzione genera un errore perch\u00e9 b \u00e8 uguale a zero<\/mark>\n    result = result + 1 <mark style=\"background-color:rgba(0, 0, 0, 0);color:#3fad1d\" class=\"has-inline-color\">'Questa istruzione NON sar\u00e0 eseguita.<\/mark>\n<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">Catch<\/mark><\/strong>\n    result = 2\n<strong><mark style=\"background-color:rgba(0, 0, 0, 0);color:#0088cd\" class=\"has-inline-color\">EndTry<\/mark><\/strong>\n\nresult = result * 10\n\n<mark style=\"background-color:rgba(0, 0, 0, 0);color:#3fad1d\" class=\"has-inline-color\">'Il risultato \u00e8: 20<\/mark><\/code><\/pre>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Nell&#8217;esempio, l&#8217;esecuzione del blocco Try termina con la riga <strong>result = a \/ b<\/strong> che genera un errore di divisione per zero. Le istruzioni successive contenute nel blocco Try NON saranno eseguite. L&#8217;esecuzione del programma continuer\u00e0 con il blocco Catch.<\/p>\n\n\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Gestire correttamente le eccezioni (possibili errori durante l&#8217;esecuzione dello script) in modo da evitare comportamenti\/risultati inattesi, \u00e8 fondamentale in ogni linguaggio di programmazione. In Overbasic puoi gestire le eccezioni\/errori utilizzando la sintassi TRY .. CATCH. Sintassi La sezione TRY contiene le istruzioni che il programma deve eseguire durante il suo normale funzionamento.La sezione CATCH contiene [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[14],"doc_tag":[],"class_list":["post-3412","docs","type-docs","status-publish","hentry","doc_category-sintassi-parole-chiave"],"year_month":"2026-10","word_count":192,"total_views":0,"reactions":{"happy":0,"normal":0,"sad":0},"author_info":{"name":"Overcharts Team","author_nicename":"overadmin","author_url":"https:\/\/www.overcharts.com\/it\/helpcenter\/author\/overadmin\/"},"doc_category_info":[{"term_name":"Sintassi &amp; Parole Chiave","term_url":"https:\/\/www.overcharts.com\/it\/helpcenter\/docs-category\/sintassi-parole-chiave\/"}],"doc_tag_info":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\r\n<title>Overbasic - Try .. 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