ERB::Util

Files

Methods

Constants

HTML_ESCAPE

{ '&' => '&amp;', '>' => '&gt;', '<' => '&lt;', '"' => '&quot;' }

JSON_ESCAPE

{ '&' => '\u0026', '>' => '\u003E', '<' => '\u003C' }

Public Instance methods

html_escape (s)

A utility method for escaping HTML tag characters. This method is also aliased as h.

In your ERb templates, use this method to escape any unsafe content. For example: 

  <%=h @person.name %>

Example:

  puts html_escape("is a > 0 & a < 10?")
  # => is a &gt; 0 &amp; a &lt; 10?

j (s)

Alias for json_escape

json_escape (s)

A utility method for escaping HTML entities in JSON strings. This method is also aliased as j.

In your ERb templates, use this method to escape any HTML entities: 

  <%=j @person.to_json %>

Example:

  puts json_escape("is a > 0 & a < 10?")
  # => is a \u003E 0 \u0026 a \u003C 10?

Alias

j