匹配所有字母和数字
var text = 'The five boxing wizards jump quickly.';
var alphabetRegexV2 = /\w/g; // Change this line
var result = text.match(alphabetRegexV2);var text = 'The five boxing wizards jump quickly.';
var alphabetRegexV2 = /[A-Za-z0-9]/g; // Change this line
var result = text.match(alphabetRegexV2);