Smarty中常用变量操作符汇总(2)

{$smarty.now|date_format}
{$smarty.now|date_format:"%A, %B %e, %Y"}
{$smarty.now|date_format:"%H:%M:%S"}
{$yesterday|date_format}
{$yesterday|date_format:"%A, %B %e, %Y"}
{$yesterday|date_format:"%H:%M:%S"}

OUTPUT输出如下:

复制代码 代码如下:

Feb 6, 2001
Tuesday, February 6, 2001
14:33:00
Feb 5, 2001
Monday, February 5, 2001
14:33:00
default(默认)
Parameter Position Type Required Default Description
1 string No empty This is the default value to output if the variable is empty.

这是变量为空的时候的默认输出
为空变量设置一个默认值.
当变量为空或者未分配的时候,将由给定的默认值替代输出.
index.php如下:

复制代码 代码如下:

$smarty = new Smarty;
$smarty->assign('articleTitle', 'Dealers Will Hear Car Talk at Noon.');
$smarty->display('index.tpl');

index.tpl模板:

复制代码 代码如下:

{$articleTitle|default:"no title"}
{$myTitle|default:"no title"}

OUTPUT输出:

复制代码 代码如下:

Dealers Will Hear Car Talk at Noon.
no title

escape(转码)
Parameter Position Type Required Possible Values Default Description
1 string No html,htmlall,url,quotes,hex,hexentity,javascript html This is the escape format to use.
用于html转码,url转码,在没有转码的变量上转换单引号,十六进制转码,十六进制美化,或者javascript转码.
默认是html转码
index.php如下:
 

复制代码 代码如下:

$smarty = new Smarty;
$smarty->assign('articleTitle', "'Stiff Opposition Expected to Casketless Funeral Plan'");
$smarty->display('index.tpl');

 
index.tpl模板:
 

复制代码 代码如下:

{$articleTitle}
{$articleTitle|escape}
{$articleTitle|escape:"html"} {* escapes & " ' < > *}
{$articleTitle|escape:"htmlall"} {* escapes ALL html entities *}
{$articleTitle|escape:"url"}
{$articleTitle|escape:"quotes"}
<a
href="https://www.jb51.net/{$EmailAddress|escape:"hexentity"}mailto:{$EmailAddress|escape:"hex"}">{$EmailAddress|escape:"hexentity"}</a>

 
OUTPUT输出:
 

复制代码 代码如下:

'Stiff Opposition Expected to Casketless Funeral Plan'
'Stiff%20Opposition%20Expected%20to%20Casketless%20Funeral%20Plan'
'Stiff%20Opposition%20Expected%20to%20Casketless%20Funeral%20Plan'
'Stiff%20Opposition%20Expected%20to%20Casketless%20Funeral%20Plan'
'Stiff+Opposition+Expected+to+Casketless+Funeral+Plan'
'Stiff Opposition Expected to Casketless Funeral Plan'
<a
href="https://www.jb51.net/bob@me.netmailto:%62%6f%62%40%6d%65%2e%6e%65%74">&#x62;&#x6f;&#x62;&#x40;&#x6d;&#x65;&#x2e;&#x6e;&#x65;&#x74;</a>

indent(缩进)
Parameter Position Type Required Default Description
1 integer No 4 This determines how many characters to indent to.
2 string No (one space) This is the character used to indent with.
在每行缩进字符串,默认是4个字符(pear标准也是).
作为可选参数,你可以指定缩进字符数.
作为第二个可选参数,你可以指定缩进用什么字符代替
index.php如下:
 

复制代码 代码如下:

$smarty = new Smarty;
$smarty->assign('articleTitle', 'NJ judge to rule on nude beach.');
$smarty->display('index.tpl');

 
index.tpl模板:
 

复制代码 代码如下:

{$articleTitle}
 
{$articleTitle|indent}
 
{$articleTitle|indent:10}
 
{$articleTitle|indent:1:"t"}

 
OUTPUT输出:
 

复制代码 代码如下: