checked
最后更新于：2022-04-01 11:04:06
> checked指令专门用来解决复选框和单选的自动选中问题, 可省去多个if判断
~~~
<div
class="form-control"
php-init="$all_hobby = ['html','css','js','php', 'mysql', 'linux']"
php-init="$user_hobby = ['linux','css','js','php']">
技能:
<label class="checkbox-inline" php-repeat="$all_hobby as $hobby">
<input type="checkbox" name="hobby" value="{$hobby}" php-checked="in_array($hobby, $user_hobby)" /> {$hobby}
</label>
</div>
<br />
<div class="form-control" php-init="$user_sex = 1">
性别:
<label class="radio-inline">
<input type="radio" name="sex" value="0" php-checked="$user_sex === 0" /> 女
</label>
<label class="radio-inline">
<input type="radio" name="sex" value="1" php-checked="$user_sex === 1" /> 男
</label>
</div>
~~~
解析后:
~~~
<?php
$all_hobby = ['html','css','js','php', 'mysql', 'linux'];
$user_hobby = ['linux','css','js','php']; ?>
<div class="form-control">
技能:
<?php foreach ($all_hobby as $hobby) { ?>
<label class="checkbox-inline">
<?php if (in_array($hobby, $user_hobby)) { ?>
<input type="checkbox" name="hobby" value="<?php echo $hobby; ?>" checked="checked" />
<?php } else { ?>
<input type="checkbox" name="hobby" value="<?php echo $hobby; ?>" />
<?php } echo $hobby; ?>
</label>
<?php } ?>
</div>
<br />
<?php $user_sex = 1; ?>
<div class="form-control">
性别:
<label class="radio-inline">
<?php if ($user_sex === 0) { ?>
<input type="radio" name="sex" value="0" checked="checked" />
<?php } else { ?>
<input type="radio" name="sex" value="0" />
<?php } ?>
女
</label>
<label class="radio-inline">
<?php if ($user_sex === 1) { ?>
<input type="radio" name="sex" value="1" checked="checked" />
<?php } else { ?>
<input type="radio" name="sex" value="1" />
<?php } ?>
男
</label>
</div>
~~~