Conditional tags and Multiple Conditions

Using Logical Operators

You can use logical operators like `AND` and `OR` to combine multiple conditional tags. For example, to display content when a post is both in a specific category and has a specific tag, you can use the following code:

php
if ( is_category( 'vegetarian' ) && has_tag( 'low-carb' ) ) {
    // Display content
}

Using Conditional Statements

You can use conditional statements like `if-else` to evaluate multiple conditions. For example, to display different content based on the category and tag of a post, you can use the following code:

php
if ( is_category( 'vegetarian' ) ) {
    if ( has_tag( 'low-carb' ) ) {
        // Display low-carb vegetarian content
    } else {
        // Display vegetarian content
    }
} elseif ( is_category( 'dessert' ) ) {
    // Display dessert content
}

Using Conditional Tag Functions

You can use functions like `wp_list_categories` to list categories and then check if the current post belongs to a specific category. For example, to display content based on multiple categories, you can use the following code:

php
$categories = wp_list_categories( 'optionall=0&sort_column=name&list=1&children=0' );
if ( in_array( 'vegetarian', $categories ) && in_array( 'low-carb', $categories ) ) {
    // Display content
}

Using Conditional Content Plugins

You can use plugins like Conditional Content to create complex content rules. These plugins provide a user-friendly interface to define conditions and actions. For example, you can use the Conditional Content plugin to create a rule that displays content when a post is in a specific category and has a specific tag[3][5].

Example: Displaying Content Based on Multiple Conditions

Here is an example of how you can use multiple conditional tags to display content based on multiple conditions:

php
// Check if the post is in the 'vegetarian' category
if ( is_category( 'vegetarian' ) ) {
    // Check if the post has the 'low-carb' tag
    if ( has_tag( 'low-carb' ) ) {
        // Display low-carb vegetarian content
    } else {
        // Display vegetarian content
    }
} elseif ( is_category( 'dessert' ) ) {
    // Display dessert content
}

Example: Using Conditional Content Plugin

Here is an example of how you can use the Conditional Content plugin to create a rule that displays content when a post is in a specific category and has a specific tag:

1. Step 1: Install and Activate the Plugin
* Install the Conditional Content plugin and activate it in your WordPress site.

2. Step 2: Create a New Rule
* Go to the Conditional Content plugin settings and click on the "New Rule" button.

3. Step 3: Define the Conditions
* In the "Conditions" tab, select the "Category" condition and choose the "vegetarian" category.
* Add another condition, "Tag," and choose the "low-carb" tag.

4. Step 4: Define the Action
* In the "Actions" tab, select the "Display Content" action and enter the content you want to display.

5. Step 5: Save the Rule
* Save the rule and it will be applied to posts that match the conditions.

By combining multiple conditional tags and using logical operators, conditional statements, and conditional content plugins, you can create complex content rules that can be used to display specific content based on multiple conditions.