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

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

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>{if},{elseif},{else}</TITLE
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><DIV
CLASS="sect1"
><H1
CLASS="sect1"
><A
NAME="language.function.if"
></A
>{if},{elseif},{else}</H1
><P
>&#13;  <TT
CLASS="varname"
>{if}</TT
> statements in Smarty have much the same flexibility as PHP
  <A
HREF="http://php.net/if"
TARGET="_top"
>if</A
>
  statements, with a few added features for the template engine.
  Every <TT
CLASS="varname"
>{if}</TT
> must be paired with a matching
  <TT
CLASS="varname"
>{/if}</TT
>. <TT
CLASS="varname"
>{else}</TT
> and
  <TT
CLASS="varname"
>{elseif}</TT
> are also permitted. All PHP conditionals
  and functions
  are recognized, such as <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>||</I
></SPAN
>, <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>or</I
></SPAN
>,
  <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>&#38;&#38;</I
></SPAN
>, <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>and</I
></SPAN
>,
  <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>is_array()</I
></SPAN
>, etc.
 </P
><P
>&#13;  If <A
HREF="variable.security.html"
><TT
CLASS="parameter"
><I
>$security</I
></TT
></A
> is enabled
  then <SPAN
CLASS="emphasis"
><I
CLASS="emphasis"
>IF_FUNCS</I
></SPAN
> array in the <A
HREF="variable.security.settings.html"
><TT
CLASS="parameter"
><I
>$security_settings</I
></TT
></A
> array.
 </P
><P
>&#13;  The following is a list of recognized qualifiers, which must be
  separated from surrounding elements by spaces. Note that items listed
  in [brackets] are optional. PHP equivalents are shown where applicable.
 </P
><DIV
CLASS="informaltable"
><A
NAME="AEN1874"
></A
><P
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><THEAD
><TR
><TH
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>Qualifier</TH
><TH
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>Alternates</TH
><TH
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>Syntax Example</TH
><TH
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>Meaning</TH
><TH
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>PHP Equivalent</TH
></TR
></THEAD
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>==</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>eq</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a eq $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>equals</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>==</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>!=</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>ne, neq</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a neq $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>not equals</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>!=</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&#62;</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>gt</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a gt $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>greater than</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>&#62;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&#60;</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>lt</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a lt $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>less than</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>&#60;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&#62;=</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>gte, ge</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a ge $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>greater than or equal</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>&#62;=</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&#60;=</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>lte, le</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a le $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>less than or equal</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>&#60;=</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>===</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&nbsp;</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a === 0</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>check for identity</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>===</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>!</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>not</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>not $a</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>negation (unary)</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>!</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>%</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>mod</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a mod $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>modulous</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>%</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>is [not] div by</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&nbsp;</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a is not div by 4</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>divisible by</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a % $b == 0</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>is [not] even</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&nbsp;</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a is not even</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>[not] an even number (unary)</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a % 2 == 0</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>is [not] even by</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&nbsp;</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a is not even by $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>grouping level [not] even</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>($a / $b) % 2 == 0</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>is [not] odd</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&nbsp;</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a is not odd</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>[not] an odd number (unary)</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a % 2 != 0</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>is [not] odd by</TD
><TD
WIDTH="20%"
ALIGN="CENTER"
VALIGN="MIDDLE"
>&nbsp;</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>$a is not odd by $b</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>[not] an odd grouping</TD
><TD
WIDTH="20%"
ALIGN="LEFT"
VALIGN="MIDDLE"
>($a / $b) % 2 != 0</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
><TABLE
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN1973"
></A
><P
><B
>Example 7-15. {if} statements</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="programlisting"
>{if $name eq 'Fred'}
    Welcome Sir.
{elseif $name eq 'Wilma'}
    Welcome Ma'am.
{else}
    Welcome, whatever you are.
{/if}

{* an example with "or" logic *}
{if $name eq 'Fred' or $name eq 'Wilma'}
   ...
{/if}

{* same as above *}
{if $name == 'Fred' || $name == 'Wilma'}
   ...
{/if}


{* parenthesis are allowed *}
{if ( $amount &#60; 0 or $amount &#62; 1000 ) and $volume &#62;= #minVolAmt#}
   ...
{/if}


{* you can also embed php function calls *}
{if count($var) gt 0}
   ...
{/if}

{* check for array. *}
{if is_array($foo) }
   .....
{/if}

{* check for not null. *}
{if isset($foo) }
   .....
{/if}


{* test if values are even or odd *}
{if $var is even}
   ...
{/if}
{if $var is odd}
   ...
{/if}
{if $var is not odd}
   ...
{/if}


{* test if var is divisible by 4 *}
{if $var is div by 4}
   ...
{/if}


{*
  test if var is even, grouped by two. i.e.,
  0=even, 1=even, 2=odd, 3=odd, 4=even, 5=even, etc.
*}
{if $var is even by 2}
   ...
{/if}

{* 0=even, 1=even, 2=even, 3=odd, 4=odd, 5=odd, etc. *}
{if $var is even by 3}
   ...
{/if}</PRE
></TD
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WIDTH="100%"
BORDER="0"
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CELLSPACING="0"
CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN1976"
></A
><P
><B
>Example 7-16. {if} with more examples</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="programlisting"
>{if isset($name) &#38;&#38; $name = 'Blog'}
     {* do something *}
{elseif $name == $foo}
    {* do something *}
{/if}

{if is_array($foo) &#38;&#38; count($foo) &#62; 0)
    {* do a foreach loop *}
{/if}</PRE
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