{"id":1871,"date":"2014-07-10T10:53:42","date_gmt":"2014-07-10T10:53:42","guid":{"rendered":"http:\/\/galhano.com\/blog\/?p=1871"},"modified":"2024-02-08T10:18:56","modified_gmt":"2024-02-08T10:18:56","slug":"minimum-and-maximum-character-length-validation-in-asp-net","status":"publish","type":"post","link":"http:\/\/galhano.com\/blog\/?p=1871","title":{"rendered":"ASP.Net Character Length Regular Expression Validators"},"content":{"rendered":"

ASP.Net<\/strong><\/span> RegularExpression Validators<\/strong><\/p>\n

Maximum character length Validation (Maximum 6 characters allowed)<\/strong><\/p>\n

[xml]
\n<asp:TextBox ID=”TextBox1″ runat=”server”><\/asp:TextBox>
\n<asp:RegularExpressionValidator runat=”server” ID=”RegularExpressionValidator1″
\nDisplay = “Dynamic”
\nControlToValidate = “TextBox1”
\nValidationExpression = “^[\\s\\S]{0,6}$”
\nErrorMessage=”Maximum 6 characters allowed.”>
\n<\/asp:RegularExpressionValidator>
\n[\/xml]<\/p>\n

Minimum character length Validation (Minimum 6 characters required)<\/strong><\/p>\n

[xml]
\n<asp:TextBox ID=”TextBox2″ runat=”server”><\/asp:TextBox>
\n<asp:RegularExpressionValidator runat=”server” ID=”RegularExpressionValidator2″
\nDisplay = “Dynamic”
\nControlToValidate = “TextBox2”
\nValidationExpression = “^[\\s\\S]{6,}$”
\nErrorMessage=”Minimum 6 characters required.”>
\n<\/asp:RegularExpressionValidator>
\n[\/xml]<\/p>\n

Minimum and Maximum character length Validation (Minimum 2 and Maximum 6 characters required)<\/strong><\/p>\n

[xml]
\n<asp:TextBox ID=”TextBox3″ runat=”server”><\/asp:TextBox>
\n<asp:RegularExpressionValidator runat=”server” ID=”RegularExpressionValidator3″
\nDisplay = “Dynamic”
\nControlToValidate = “TextBox3”
\nValidationExpression = “^[\\s\\S]{2,6}$”
\nErrorMessage=”Minimum 2 and Maximum 6 characters required.”>
\n<\/asp:RegularExpressionValidator>
\n[\/xml]<\/p>\n

Alphanumeric with special Characters<\/strong>
\nMinimum length 7 and Maximum length 10. Characters allowed \u2013 a – z A – Z 0-9 \u2019@ & # .<\/p>\n

[xml]
\n<asp:RegularExpressionValidator ID=”RegExp1″ runat=”server”
\nErrorMessage=”Password length must be between 7 to 10 characters”
\nControlToValidate=” txtPassword ”
\nValidationExpression=”^[a-zA-Z0-9’@&#.\\s]{7,10}$” \/>
\n[\/xml]<\/p>\n

Alphanumeric Only<\/strong>
\nMinimum length 7 and Maximum length 10. Characters allowed \u2013 a – z A – Z 0-9<\/p>\n

[xml]
\n<asp:RegularExpressionValidator ID=”RegExp1″ runat=”server”
\nErrorMessage=”Password length must be between 7 to 10 characters”
\nControlToValidate=” txtPassword ”
\nValidationExpression=”^[a-zA-Z0-9\\s]{7,10}$” \/>
\n[\/xml]<\/p>\n

Alphabets Only<\/strong>
\nMinimum length 7 and Maximum length 10. Characters allowed \u2013 a – z A – Z<\/p>\n

[xml]
\n<asp:RegularExpressionValidator ID=”RegExp1″ runat=”server”
\nErrorMessage=”Password length must be between 7 to 10 characters”
\nControlToValidate=”txtPassword”
\nValidationExpression=”^[a-zA-Z]{7,10}$” \/>
\n[\/xml]<\/p>\n

Numeric Only<\/strong>
\nMinimum length 7 and Maximum length 10. Characters allowed \u2013 0 – 9<\/p>\n

[xml]
\n<asp:RegularExpressionValidator ID=”RegExp1″ runat=”server”
\nErrorMessage=”Password length must be between 7 to 10 characters”
\nControlToValidate=”txtPassword”
\nValidationExpression=”^[0-9]{7,10}$” \/>
\n[\/xml]<\/p>\n

source:
\nhttp:\/\/www.aspsnippets.com\/Articles\/ASP.Net-Regular-Expression-Validator-to-validate-Minimum-and-Maximum-Text-Length.aspx<\/p>\n","protected":false},"excerpt":{"rendered":"

ASP.Net RegularExpression Validators Maximum character length Validation (Maximum 6 characters allowed) [xml] <asp:TextBox ID=”TextBox1″ runat=”server”><\/asp:TextBox> <asp:RegularExpressionValidator runat=”server” ID=”RegularExpressionValidator1″ Display = “Dynamic” ControlToValidate = “TextBox1” ValidationExpression = “^[\\s\\S]{0,6}$” ErrorMessage=”Maximum 6 characters allowed.”> <\/asp:RegularExpressionValidator> [\/xml] Minimum character length Validation (Minimum 6 characters required) [xml] <asp:TextBox ID=”TextBox2″ runat=”server”><\/asp:TextBox> <asp:RegularExpressionValidator runat=”server” ID=”RegularExpressionValidator2″ Display = “Dynamic” ControlToValidate = “TextBox2” ValidationExpression […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,43,4,163],"tags":[],"class_list":["post-1871","post","type-post","status-publish","format-standard","hentry","category-code-snippets","category-netfx","category-aspnet","category-regex","author-admin"],"_links":{"self":[{"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1871","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1871"}],"version-history":[{"count":9,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1871\/revisions"}],"predecessor-version":[{"id":2508,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1871\/revisions\/2508"}],"wp:attachment":[{"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1871"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1871"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}