PHP snippet echo pre print_r for sublime text

echo_html_comment_print_r.sublime-snippet

<snippet>
    <content><![CDATA[
echo '<!-- '; print_r(\$${1:foo}); echo ' -->';
]]></content>
    <description>PHP: echo html comment print_r</description>
    <scope>source.php</scope>
    <tabTrigger>dump html comment</tabTrigger>
    <!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
    <!-- <tabTrigger>hello</tabTrigger> -->
    <!-- Optional: Set a scope to limit where the snippet will trigger -->
    <!-- <scope>source.python</scope> -->
</snippet>

echo_print_r.sublime-snippet

<snippet>
    <content><![CDATA[
echo '<pre style="display:${1:none};">'; print_r(\$${2:foo}); echo '</pre>';
]]></content>
    <description>PHP: echo pre print_r</description>
    <scope>source.php</scope>
    <tabTrigger>dump</tabTrigger>
    <!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
    <!-- <tabTrigger>hello</tabTrigger> -->
    <!-- Optional: Set a scope to limit where the snippet will trigger -->
    <!-- <scope>source.python</scope> -->
</snippet>

html_comment_print_r.sublime-snippet

<snippet>
    <content><![CDATA[
<!-- <?print_r(\$${1:foo});?> -->
]]></content>
    <description>PHP: html comment print_r</description>
    <tabTrigger>dump html comment</tabTrigger>
    <!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
    <!-- <tabTrigger>hello</tabTrigger> -->
    <!-- Optional: Set a scope to limit where the snippet will trigger -->
    <!-- <scope>source.python</scope> -->
</snippet>

pre_print_r.sublime-snippet

<snippet>
    <content><![CDATA[
<pre style="display:${1:none};"><?print_r(\$${2:foo});?></pre>
]]></content>
    <description>PHP: pre print_r</description>
    <tabTrigger>dump</tabTrigger>
    <!-- Optional: Set a tabTrigger to define how to trigger the snippet -->
    <!-- <tabTrigger>hello</tabTrigger> -->
    <!-- Optional: Set a scope to limit where the snippet will trigger -->
    <!-- <scope>source.python</scope> -->
</snippet>