少于1分钟
将以下英文翻译为中文:
https://gohugo.io/functions/first/
Slices an array to only the first N elements.
first LIMIT COLLECTION
first
works in a similar manner to the limit
keyword in SQL. It reduces the array to only the first N
elements. It takes the array and number of elements as input.
first
takes two arguments:
number of elements
array
or slice of maps or structs
layout/_default/section.html
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Note: Exclusive to first
, LIMIT can be ‘0’ to return an empty array.
first
and where
TogetherUsing first
and where
together can be very powerful. Below snippet gets a list of posts only from main sections, sorts it by the title
parameter, and then ranges through only the first 5 posts in that list:
first-and-where-together.html
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