eq相等，smarty 比较操作符！

eq相等， f7Y"Y f3m @,V+Z }4X0 ne、neq不相等， 7C E z R S8P t,i:@ ^0 gt大于， 4d D H4F,Yg;D X)Y0 lt小于，PHPChina 开源 社区门户 T f D |(s P9e gte、ge大于等于，PHPChina 开源社区门户.L | /8i-C n:Q7] lte、le 小于等于，PHPChina 开源社区门户 L8^ S /;u5_ ^$n/i"D not非， mod求模。 PHPChina 开源社区门户 i ^ p a S&a is [not] div by是否能被某数整除， ,B z M E m I w0 is [not] even是否为偶数，PHPChina 开源社区门户;J K H t"g o { I $a is [not] even by $b即($a / $b) % 2 == 0，PHPChina 开源社区门户#K g P e!?/k$T e k e3F is [not] odd是否为奇，PHPChina 开源社区门户 c b1^ F F e p7L $a is not odd by $b即($a / $b) % 2 != 0 示例： equal/ not equal/ greater than/ less than/ less than or equal/ great than or equal/后面的就不用说了 Smarty 中的 if 语句和 php 中的 if 语句一样灵活易用，并增加了几个特性以适宜模板引擎. if 必须于 /if 成对出现. 可以使用 else 和 elseif 子句. 可以使用以下条件修饰词：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、==、!=、>、<、<=、>=. 使用这些修饰词时必须和变量或常量用空格格开. Example 7-11. if statements 例 7-11. if 语句演示 {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}