ecshop中smarty比較操作符(eq,ne,neq)含義


說明
eq 等於 equal
ne,neq 不等於 not equal
gt 大於 greater than
lt 小於 less than
get,ge 大於等於 great than or equal
lte,le 小於等於 less than or equal
not  
mod 取余  
is [not] div 是否能被整除 $a is [not] div by $b即$a%$b==0
is [not] even 是否是偶數 $a is [not] even by $b即($a/$b)%2==0
is [not] odd 是否是奇數 $a is not odd by $b即($a / $b) % 2 != 0
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} 必須與 {/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量或常量用空格格開。
 
例. 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 "Fred" or $name eq "Wilma"}
...
{/if}
 
{* same as above *}
{if $name == "Fred" || $name == "Wilma"}
...
{/if}
 
{* the following syntax will NOT work, conditional qualifiers
must be separated from surrounding elements by spaces *}
{if $name=="Fred" || $name=="Wilma"}
...
{/if}
 
 
{* parenthesis are allowed *}
{if ( $amount < 0 or $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}


免責聲明!

本站轉載的文章為個人學習借鑒使用,本站對版權不負任何法律責任。如果侵犯了您的隱私權益,請聯系本站郵箱yoyou2525@163.com刪除。



 
粵ICP備18138465號   © 2018-2025 CODEPRJ.COM