{"id":161,"date":"2014-12-30T01:57:21","date_gmt":"2014-12-30T00:57:21","guid":{"rendered":"http:\/\/www.valcon.it\/pascal\/?p=161"},"modified":"2014-12-30T01:57:21","modified_gmt":"2014-12-30T00:57:21","slug":"prova-i-caratteri","status":"publish","type":"post","link":"https:\/\/www.valcon.it\/pascal\/prova-i-caratteri\/","title":{"rendered":"Prova i caratteri"},"content":{"rendered":"<p>Le operazioni pi\u00f9 comuni con i caratteri.<\/p>\n<pre>Program Prova_Caratteri;\r\nVar\r\n\u00a0 \u00a0 c1, c2: Char;\r\nBegin\r\n\u00a0 \u00a0 Write('Primo \u00a0 carattere ');\r\n\u00a0 \u00a0 Readln(c1);\r\n\u00a0 \u00a0 Write('Secondo carattere ');\r\n\u00a0 \u00a0 Readln(c2);\r\n\u00a0 \u00a0 Writeln;\r\n\u00a0 \u00a0 Writeln('Upcase(',c1, ') = ', Upcase(c1));\r\n\u00a0 \u00a0 Writeln(' \u00a0 Ord(',c1, ') = ', Ord(c1) \u00a0 ); { Byte }\r\n\u00a0 \u00a0 Writeln(' \u00a0Pred(',c1, ') = ', Pred(c1) \u00a0);\r\n\u00a0 \u00a0 Writeln(' \u00a0Succ(',c1, ') = ', Succ(c1) \u00a0);\r\n\u00a0 \u00a0 Writeln('Upcase(',c2, ') = ', Upcase(c2));\r\n\u00a0 \u00a0 Writeln(' \u00a0 Ord(',c2, ') = ', Ord(c2) \u00a0 ); \u00a0{ Byte }\r\n\u00a0 \u00a0 Writeln(' \u00a0Pred(',c2, ') = ', Pred(c2) \u00a0);\r\n\u00a0 \u00a0 Writeln(' \u00a0Succ(',c2, ') = ', Succ(c2) \u00a0);\u00a0 \r\n\u00a0 \u00a0 Writeln;\r\n\u00a0 \u00a0 Writeln(c1, ' < \u00a0', c2, ' = ', (c1 < \u00a0c2)); { Boolean }\r\n\u00a0 \u00a0 Writeln(c1, ' <= ', c2, ' = ', (c1 <= c2));\r\n\u00a0 \u00a0 Writeln(c1, ' = \u00a0', c2, ' = ', (c1 = \u00a0c2));\r\n\u00a0 \u00a0 Writeln(c1, ' > \u00a0', c2, ' = ', (c1 > \u00a0c2));\r\n\u00a0 \u00a0 Writeln(c1, ' >= ', c2, ' = ', (c1 >= c2));\r\n\u00a0 \u00a0 Writeln(c1, ' <> ', c2, ' = ', (c1 <> c2));\r\n\r\n\u00a0 \u00a0 Readln;\r\nEnd.<\/pre>\n<h4>Note<\/h4>\n<ol type=\"1\">\n<li>Gli operatori di confronto si basano sui codici ASCII&#8230;<\/li>\n<li>Un certo carattere pu\u00f2 essere specificato in 3 modi diversi\n<ul>\n<li><tt>'...'<\/tt>, un certo carattere della tastiera tra apici<\/li>\n<li><tt>Chr(...)<\/tt>, la funzione con un numero da 0 a 255 come argomento<\/li>\n<li><tt>#...<\/tt>, il carattere # seguito da un numero da 0 a 255<\/li>\n<\/ul>\n<\/li>\n<li>Anche la funzione <tt>Readkey<\/tt> restituisce un carattere.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Le operazioni pi\u00f9 comuni con i caratteri. Program Prova_Caratteri; Var \u00a0 \u00a0 c1, c2: Char; Begin \u00a0 \u00a0 Write(&#8216;Primo \u00a0 carattere &#8216;); \u00a0 \u00a0 Readln(c1); \u00a0 \u00a0 Write(&#8216;Secondo carattere &#8216;); \u00a0 \u00a0 Readln(c2); \u00a0 \u00a0 Writeln; \u00a0 \u00a0 Writeln(&#8216;Upcase(&#8216;,c1, &#8216;) = &#8216;, Upcase(c1)); \u00a0 \u00a0 Writeln(&#8216; \u00a0 Ord(&#8216;,c1, &#8216;) = &#8216;, Ord(c1) \u00a0 ); { &#8230; <a title=\"Prova i caratteri\" class=\"read-more\" href=\"https:\/\/www.valcon.it\/pascal\/prova-i-caratteri\/\" aria-label=\"Leggi di pi\u00f9 su Prova i caratteri\">Leggi tutto<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/posts\/161"}],"collection":[{"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/comments?post=161"}],"version-history":[{"count":1,"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/posts\/161\/revisions"}],"predecessor-version":[{"id":162,"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/posts\/161\/revisions\/162"}],"wp:attachment":[{"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/media?parent=161"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/categories?post=161"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.valcon.it\/pascal\/wp-json\/wp\/v2\/tags?post=161"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}