Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. Some information relates to prerelease product that may be first valentines gift modified before it’s released.

Microsoft makes no warranties, express or implied, with respect to the information provided here. Returns the first element of a sequence. Returns the first element in a sequence that satisfies a specified condition. Select the first element in the array.

A function to test each element for a condition. No element satisfies the condition in predicate. Description: Reduce the set of matched elements to the first in the set. This method does not accept any arguments.

Query object from the first element in that set. The result of this call is a red background for the first item. Example: Highlight the first item in a list. This is some text in a list. This is a note about it. This is another note about it. The OpenJS Foundation has registered trademarks and uses trademarks.

About FIRST FIRST is the Forum of Incident Response and Security Teams. Coordination Center was created after the infamous Internet worm. Since 1990, when FIRST was founded, its members have resolved an almost continuous stream of security-related attacks and incidents including handling thousands of security vulnerabilities affecting nearly all of the millions of computer systems and networks throughout the world connected by the ever growing Internet. FIRST brings together a wide variety of security and incident response teams including especially product security teams from the government, commercial, and academic sectors. 2015—2022 by Forum of Incident Response and Security Teams, Inc. FIRST is the global Forum of Incident Response and Security Teams FIRST is the premier organization and recognized global leader in incident response. Membership in FIRST enables incident response teams to more effectively respond to security incidents reactive as well as proactive.