emojione

问题 This question already has answers here : Trim specific character from a string (19 answers) Closed last year . Change this "<img class="emojione" alt="🇬🇧" title=":flag_gb:" src="https://cdn.jsdelivr.net/emojione/assets/4.0/png/32/1f1ec-1f1e7.png"/>" to <img class="emojione" alt="🇬🇧" title=":flag_gb:" src="https://cdn.jsdelivr.net/emojione/assets/4.0/png/32/1f1ec-1f1e7.png"/> I am using emojione in reactjs project and want to use in JSX like <div> <img class="emojione" alt="🇬🇧" title=":flag_gb

问题 When I insert unicode emojis into a <span> using standard jQuery they don't appear with Chrome (v48), but do with Firefox (v43) and Safari (v9). Compare these screenshots: CHROME: FIREFOX: Any explanation here? 回答1: The issue is that the span had font-weight:bold . As soon as I put font-weight:normal , the emojis appeared. 来源： https://stackoverflow.com/questions/35395708/unicode-emojis-not-showing-on-chrome

问题 how to convert this 😀 in to this 1f600 in javascript '😀'.charCodeAt(0); this will return unicode 55357 but how to get 1f600 from 😀 回答1: Added script to convert this on browser side function emojiUnicode (emoji) { var comp; if (emoji.length === 1) { comp = emoji.charCodeAt(0); } comp = ( (emoji.charCodeAt(0) - 0xD800) * 0x400 + (emoji.charCodeAt(1) - 0xDC00) + 0x10000 ); if (comp < 0) { comp = emoji.charCodeAt(0); } return comp.toString("16"); }; emojiUnicode("😀"); # result "1f600" thanks to