Blogger <b:if> Tag
The b:if tag lets you display content logicaly.- Display certain content in particular cases & other content in other cases.
- Creating a logical condition for activate a section of code.
- The logical tags are b:if, b:else and b:elseif
- For example, you might only want to show certain text on the homepage, but different text when looking at individual posts.
HTML b:if Syntax
Each Blogger b:if in your template has opening and closing tags.
<b:if cond='condition'>
Display if condition is true
<b:elseif cond='another condition'/>
Display if condition is false and elseif condition is true
<b:else/>
Display if no if or elseif conditions are met
</b:if>
Display if condition is true
<b:elseif cond='another condition'/>
Display if condition is false and elseif condition is true
<b:else/>
Display if no if or elseif conditions are met
</b:if>
The b:elseif and b:else tags are optional. Without them, the result will be either the content listed in the b:if section or nothing. The closing </b:if> is required in each case.
Usage of b:if Tag
Go to Template > Edit HTML.Blogger Section: new
<html>
<head>
<title><data:blog.pageTitle/></title>
<b:skin/>
</head>
<body>
<b:if cond='data:blog.pageType == "item"'>
I am Post
<b:else/>
I am not a Post
</b:if>
<b:section id='new'>
<b:widget id='Blog1' type='Blog'/>
</b:section>
</body>
</html>
<head>
<title><data:blog.pageTitle/></title>
<b:skin/>
</head>
<body>
<b:if cond='data:blog.pageType == "item"'>
I am Post
<b:else/>
I am not a Post
</b:if>
<b:section id='new'>
<b:widget id='Blog1' type='Blog'/>
</b:section>
</html>
Post
If current page is a post page it show "I am a Post". Otherwise it show "I am not a Post".
HTML b:if Conditions
For "condition" you can put in anything that evaluates to either true or false. Some data tags are simply true/false values on their own, e.g. allowComments on a post. With other pieces of data, you can compare them with specific values to get a true or false.| Code | Description |
|---|---|
| <b:if cond='data:post.showBacklinks'> | True if the current post is set to show backlinks. |
| <b:if cond='data:blog.pageType == "item"'> | True if the current page is an item page (post page). |
| <b:if cond='data:post.numComments > 1'> | True if the current post has more than one comment. |
| <b:if cond='data:blog.pageType == "item" and data:post.showBacklinks'> | True if the current page is an item page (post page) and the current post is set to show backlinks. |
| <b:if cond='data:displayname != "Fred"'> | True if this is not Fred's display name. |
| <b:if cond='data:blog.pageType in {"static_page", "item"}'> OR <b:if cond='{"static_page", "item"} contains data:blog.pageType'> | True if the current page is a specific post, or a page. |
| <b:if cond='data:displayname == "Fred" or data:blog.pageType == "static_page"'> | True if Fred is the display name, or the current page is a static page (not a post page). |