Get_post_meta
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Get_post_meta. Thats because this function has some interesting parameters lets see its syntax now. The get_post_meta Now you saved your custom fields what if you want to manipulate them. You can use it to load specific values or the entire set of meta fields for a post. It can be called with an action of update delete and get default.
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The get_var query is equivalent to get_post_meta and is a simple query. WordPress get post meta value. Speeding things up with get_post_meta I realized I already had all the data I needed because all data from posts is retrieved during a get_posts query including all the custom fields. Well thats a get_ operation. An empty string if a valid but non-existing post ID is passed. But crash a db server - I dont think so.
Use get_post_meta If you want to access a post meta value in your code you would normally use the get_post_meta function.
The text is slightly smaller than that of the main content and its color is that of a light gray to indicate it is a secondary piece of information. Ppost-meta alink ppost-meta avisited color888. Well get back to this later. To test this we first have to add a meta value to a post. The first way that you can retrieve a posts ID through its meta value is by using WP_Query. To review open the file in an editor that reveals hidden Unicode characters.
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Note that the output is not an array but an instance of the WP_Post class and that it holds all standard values associated with a post. Note that the output is not an array but an instance of the WP_Post class and that it holds all standard values associated with a post. WordPress provides a get_post_meta function for getting the meta field value. If you need to use post id in a loop the recommended way of using custom loops is the WP_Query method. Here is the sample.
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Speeding things up with get_post_meta I realized I already had all the data I needed because all data from posts is retrieved during a get_posts query including all the custom fields. The text is slightly smaller than that of the main content and its color is that of a light gray to indicate it is a secondary piece of information. To test this we first have to add a meta value to a post. Ppost-meta alink ppost-meta avisited color888. The second parameter is the meta key you want to read on the post and the third parameter is a boolean in which if you pass true it will return the meta value as a string and if passed false it will return the meta values as an.
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But crash a db server - I dont think so. Values can be removed with delete_post_meta. When I had tons of meta keys to work with to display some custom content for custom post types instead of making several dozen calls to the get_post_meta function to grab the keys I wanted I wrote this function instead. If you are a plugin or theme developer and you are planning to use custom fields to store parameters related to your plugin or template it is interesting to note that WordPress will not show custom fields which have keys starting with an _ underscore in the custom fields list on the post edit screen or when using the the_meta. Adds a meta field to the given post.
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