js过滤emoji输入

var regStr = /[uD83C|uD83D|uD83E][uDC00-uDFFF][u200D|uFE0F]|[uD83C|uD83D|uD83E][uDC00-uDFFF]|[0-9|*|#]uFE0Fu20E3|[0-9|#]u20E3|[u203C-u3299]uFE0Fu200D|[u203C-u3299]uFE0F|[u2122-u2B55]|u303D|[A9|AE]u3030|uA9|uAE|u3030/ig;
2 var org_val = $("input").val();
3 
4 if(regStr.test(org_val)){
5 　　$("#input").val(org_val.replace(regStr,""));
6 }