slice(start, [end])
Outline
Select a subset of matching
The method is similar to the original slice
parameter
startIntegerV1.1.4
Select the start position of the subset. The first element is 0. If it is negative, you can choose to start from the tail of the collection. Marble platform test procedures
end Integer V1.1.4
Select the end of their position, if not specified, then that is the end itself.
Examples
description:
Select the first p element
HTML code:
<p>Hello</p><p>cruel</p><p>World</p>
jQuery code:
$("p").slice(0, 1).wrapInner("<b></b>");
result:
[ <p><b>Hello</b></p> ]
description:
Select the first two elements p
HTML code:
<p>Hello</p><p>cruel</p><p>World</p>
jQuery code:
$("p").slice(0, 2).wrapInner("<b></b>");
result:
[ <p><b>Hello</b></p>,<p><b>cruel</b></p> ]
description:
Select only the second p element
HTML code:
<p>Hello</p><p>cruel</p><p>World</p>
jQuery code:
$("p").slice(1, 2).wrapInner("<b></b>");
result:
[ <p><b>cruel</b></p> ]
description:
Select only the second and third elements p
HTML code:
<p>Hello</p><p>cruel</p><p>World</p>
jQuery code:
$("p").slice(1).wrapInner("<b></b>");
result:
[ <p><b>cruel</b></p>, <p><b>World</b></p> ]
description:
Finally, select the first element of a p
HTML code:
<p>Hello</p><p>cruel</p><p>World</p>
jQuery code:
$("p").slice(-1).wrapInner("<b></b>");
result:
[ <p><b>World</b></p> ]