Facebook like button comment". After more than a year in testing, which included October 2015 availability in Ireland and Spain, Facebook officially rolled out "Reactions" to users worldwide on February 24, 2016. The feature allows users to long-press on the like button to get options between five pre-defined emotions ranging from "Love", "Haha", "Wow", "Sad", and "Angry". In June 2017, in celebration of Pride month, Facebook introduced a rainbow flag as part of its Reactions options. During a public Q&A session in December 2014, CEO Mark Zuckerberg answered questions regarding the public's wish to have a "dislike" button on Facebook. Zuckerberg said: "There’s
Facebook like button like button, including "Love", "Haha", "Wow", "Sad", and "Angry". The Like button is one of Facebook's social plug-ins, which are features for websites outside Facebook as part of its Open Graph. Speaking at the company's F8 developer conference on April 21, 2010, the day of the launch, CEO Mark Zuckerberg said "We are building a Web where the default is social". The like button is implemented similarly to an advertising network, in that as more sites participate, Facebook is given a vast amount of information about who visits which websites and when. When loading a website that has the like