var aaa = "666kk88kk99"var bbb = / [0-9] / g // 表达式不是字符串,不能使用"引号括起来。var ccc = aaa.match(bbb)console.log(ccc)//["6", "6", "6", "8", "8", "9", "9"]
var aaa = "666kk88kk99"var bbb = / [0-9] * / g // 表达式不是字符串,不能使用"引号括起来。var ccc = aaa.match(bbb)console.log(ccc)//["6", "6", "6", " "," ", "8", "8"," "," ", "9", "9"]
var aaa = "666kk88kk99"var bbb = / [0-9] + / g // 表达式不是字符串,不能使用"引号括起来。var ccc = aaa.match(bbb)console.log(ccc)//["666","88","99"]