Question

Warning: This function has been deprecated. Use get_the_category() instead.

the_category_ID( bool $echo = true )

Returns or prints a category ID.

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description

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参数

$echo

(bool) (Optional) Whether to echo the output.

Default value: true

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返回值

(int) Category ID.

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源代码

File: wp-includes/deprecated.php

function the_category_ID($echo = true) {
	_deprecated_function( __FUNCTION__, '0.71', 'get_the_category()' );

	// Grab the first cat in the list.
	$categories = get_the_category();
	$cat = $categories[0]->term_id;

	if ( $echo )
		echo $cat;

	return $cat;
}

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更新日志

Version	description
0.71	Introduced.

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相关函数

Uses

• wp-includes/category-template.php: get_the_category()
• wp-includes/functions.php: _deprecated_function()

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User Contributed Notes