sql中的大於小於等於的表示
eq相等 ne、neq不相等, gt大於, lt小於 gte、ge大於等於 lte、le 小於等於 not非 mod求模 is [not] div by是否能被某數整除 is [not] even是否為偶數 is [not] even by a / b即(b) % 2 != 0 示例:
equal/ not equal/ greater than/ less than/ less than or equal/ great than or equal/後面的就不用說了
Smarty 中的 if 語句和 php 中的 if 語句一樣靈活易用,並增加了幾個特性以適宜模板引擎. if 必須於 /if 成對出現. 可以使用 else 和 elseif 子句. 可以使用以下條件修飾詞:eq、ne、neq、gt、lt、lte、le、gte、ge、is even、is odd、is not even、is not odd、not、mod、div by、even by、odd by、==、!=、>、<、<=、>=. 使用這些修飾詞時必須和變數或常量用空格格開.
Example 7-11. if statements
例 7-11. if 語句演示
{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 “Wilma”}
…
{/if}
{* same as above *}
{if name == “Wilma”}
…
{/if}
{* the following syntax will NOT work, conditional qualifiers
must be separated from surrounding elements by spaces *}
{if name==”Wilma”}
…
{/if}
{* parenthesis are allowed *}
{if ( amount > 1000 ) and $volume >= #minVolAmt#}
…
{/if}
{* you can also embed php function calls *}
{if count($var) gt 0}
…
{/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}