wp validation

esc_html

esc_html_e
string ব্যবহৃত হলে esc_html_e হবে
string ব্যবহৃত না হলে esc_html হবে
/* for url sanitize */

কোথাও সাধারনত টেক্সট ব্যবহার করতে হলে esc_html_e লিখতে হবে।

<h2>Oops! That page can't be found.</h2>
<h2><?php esc_html_e( 'Oops! That page can&rsquo;t be found.', 'seo' ); ?></h2>


esc_url
/* for url sanitize */

<a href="<?php echo $link['link']; ?>"></a>
<?php echo esc_url($link['link']); ?>

esc_attr
/* for class sanitize */
<i class="<?php echo $link['icon']; ?> "></i>
<i class="<?php echo esc_attr($link['icon']); ?> "></i>

<img src="<?php echo $image_logo_src[0]; ?>" alt="" style="max-height:<?php echo $image_logo_max_height; ?>" alt=""/>
<img src="<?php echo esc_url($image_logo_src[0]); ?>" style="max-height:<?php echo esc_attr($image_logo_max_height); ?>" alt="<?php echo html(bloginfo('name')); ?>"/>

wp_kses

$footer_copyright_text_allowed_tags = array(
    'a' => array(
        'href' => array(),
        'title' => array()
    ),
    'img' => array(
        'src' => array(),
        'alt' => array()
    ),
    'br' => array(),
    'em' => array(),
    'strong' => array(),
);

<div class="col-md-4">
    <?php if(!empty($footer_copyright_text)){echo $footer_copyright_text;} else{esc_html_e('Copyright &copy; 2017 - All rights reserved', 'seo')} ?>

</div>
<div class="col-md-4">
        <?php if(!empty($footer_copyright_text)){echo wp_kses($footer_copyright_text, $footer_copyright_text_allowed_tags);} else{esc_html_e('Copyright &copy; 2017 - All rights reserved', 'seo')} ?>

</div>