ko31 · May 26, 2015 21:05
diff --git a/my-plugin.php b/my-plugin.php
 <?php
 /*
 Plugin Name: My Plugin
 */
 
 add_filter( 'the_content', 'my_add_content' );
 
 function my_add_content( $content ) {
    $html = '<p>テストです。</p>';
    return $html . $content;
 }
	<?php
	/*
	Plugin Name: My Plugin
	*/

	add_filter( 'the_content', 'my_add_content' );

	function my_add_content( $content ) {
	$html = '<p>テストです。</p>';
	return $html . $content;
	}