Sophie: php-smarty-doc-2.6.26-1mdv2010.0 noarch

php-smarty-doc-2.6.26-1mdv2010.0.noarch.rpm

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>Chapter 5. Variable Modifiers</TD
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>default</H1
><P
>&#13;     This is used to set a default value for a variable. If the variable
     is unset or an empty string, the given default value is printed instead.
     Default takes the one argument.
  </P
><P
>&#13;     <DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Note: </B
>
       With <A
HREF="http://php.net/error_reporting"
TARGET="_top"
>&#13;       <TT
CLASS="varname"
>error_reporting(E_ALL)</TT
></A
>,
       undeclared variables will always throw an error within the template.
       This function is useful for replacing null or zero length strings.
    </P
></BLOCKQUOTE
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>
    </P
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>Parameter Position</TH
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>Type</TH
><TH
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>Required</TH
><TH
WIDTH="20%"
ALIGN="CENTER"
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>Default</TH
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>Description</TH
></TR
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><TD
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>1</TD
><TD
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>string</TD
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>No</TD
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><SPAN
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><I
CLASS="emphasis"
>empty</I
></SPAN
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>This is the default value to output if the
       variable is empty.</TD
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><P
><B
>Example 5-9. default</B
></P
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><TD
><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$smarty</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">assign</span><span style="color: #007700">(</span><span style="color: #DD0000">'articleTitle'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'Dealers&nbsp;Will&nbsp;Hear&nbsp;Car&nbsp;Talk&nbsp;at&nbsp;Noon.'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$smarty</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">assign</span><span style="color: #007700">(</span><span style="color: #DD0000">'email'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">''</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></TD
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>&#13;    Where template is:
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><PRE
CLASS="programlisting"
>{$articleTitle|default:'no title'}
{$myTitle|default:'no title'}
{$email|default:'No email address available'}</PRE
></TD
></TR
></TABLE
><P
>&#13;    Will output:
   </P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="screen"
>Dealers Will Hear Car Talk at Noon.
no title
No email address available</PRE
></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
><P
>&#13;   See also the
   <A
HREF="tips.default.var.handling.html"
>default variable handling</A
>
   and the
   <A
HREF="tips.html#tips.blank.var.handling"
>blank variable handling</A
> pages.
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