discuz! X3.1 label use (i)

Source: Internet
Author: User

discuz! template file positioning under normal circumstances

Template file Directory

Under special circumstances

Under special circumstances

Understanding PHP's include mechanism header file
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<! DOCTYPE HTML!>
>
>
<meta CharSet="Utf-8">
>
>
<body>
Master File
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<?php include ' head.php ' ?>
<p> here is the content </p>
<?php include ' foot.php ' ?>
Tail file
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</body>
>
discuz! X sub-template call label

Role: By calling the sub-template, to achieve the template separation, improve the template reuse rate.

How to use:

Template sub-template directory/Sub-template file name

Subtemplate sub-template directory/Sub-template file name

Subtemplate more efficient than template execution

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<!--{Template Common/header}--
<p> Content </p>
<!--{Template common/footer} --
discuz! X variable output label

Function: Output variable value, support multidimensional array, variable nesting way.

Use method: {$ variable name} or variable name

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<!--{Template Common/header}--
<p>{$_g[' uid ']}</p> User ID value
<p>{$_g[' username ']}</p> user name
<!--{Template common/footer} --
discuz! x constant Output label

Function: output constant value

How to use: {constant name}

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<!--{Template Common/header}--
<p>{TIMESTAMP}</p> timestamp of current time
<p>{discuz_root}</p> absolute path to root directory
<!--{Template common/footer} --
discuz! X Universal Output Label

Output arbitrary values, support variables, constants, functions, Object Properties, Object methods, PHP statements, etc.

How to use: {Echo output code}

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<!--{Template Common/Header}-
<p>{echo  $_g[ ' username ' ]}</p> user name
<p>{echo   ' PPC ' }</p> standard string
<p >{echo  1+ 2}</p> output value 3
<!--{template common/footer} -->
discuz! X run a single-line code label

Function: Execute arbitrary single-line PHP code

How to use: {eval any PHP code}

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<!--{Template Common/header}--
{eval $phpchina = ' PPC '} assigns PPC to Phpchina
<p>{phpchina}</p> Output PPC
<!--{Template common/footer} --
discuz! X run multiple lines of code labels

Function: Execute arbitrary multiple lines of PHP code

How to use: {ecal}php code {/ecal}

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<!--{Template Common/Header}-->
{eval }function phpchina ({
echo  ' This is PHP CHIAN function '

{/eval }
<p>{eval  phpchina< Span class= "Br0" > () }</p> Output Phpchina value
<!--{template common/footer }-->

Note The dzx2.5 version can use eval

discuz! X Output Avatar Label

Function: Output The specified user ID avatar, support large medium and small three kinds of size

How to use:

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{Avatar(User ID,' Big ')}
{Avatar(User ID,' Medium ')}
{Avatar(User ID,' Small ')
<!--{template common/ header }-->
{avatar (1 , ' big ' ) } call the big head like
{ Avatar (1, ' Medium ' {avatar (1,< Span class= "st_h" > ' small ' ) } called small avatar
<!-- {template common/footer}-->
discuz! X Loop Value Label

Function: Traverse the data stored in the PHP array

How to use:

{Loop $ array name $ value} {/loop}

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<!--{Template Common/Header}-
{Eval}
$phpchina=Array(
' AA '= ' dz '
' BB ' => ' ZD '
{/eval }
<ul>
{loop  $phpchina   $value }
<li> { $value }</li>
</loop>
</ul>
Span class= "sy0" ><!--{template common/footer} -->

{Loop $ array name $ index $ value} {/loop}

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<ul>
{Loop $phpchina $key $value}
<li>{$key} {$value}</li>
</loop>
</ul>
discuz! X Logical Judgment Label

Role: Achieve highly customized Process control processing

How to use:

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{if Condition }
{ElseIf condition }
{Else}
{/if}
first, the output 1 when the display "value is 1"
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<!--{template common/header }--
{eval   $phpchina   = 1}
{if   $phpchina  ==1}
Value is 1
{/if}
<!--{template common/footer} -->

Second, if execution fails to execute {else}

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<!--{template common/header }-->
{eval  < Span class= "RE0" > $phpchina  = 2}
{if  $phpchina  == 1}
value is 1
{else< Span class= "Br0" >}
value is not 1
{/if
<!--{template common/footer }-->

Third, when 1 is displayed "value is 1", the value is 2 when the display "values are 2", no from "not 1, nor 2"

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<!--{Template Common/Header}-
{Eval $phpchina = 2}
{if $phpchina = =1}
Value is 1
{ElseIf $phpchina = =2}
{Else}
Not 1, not 2.
{/if}
<!--{Template common/footer} --

discuz! X3.1 label use (i)

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