表達式:^(([0-1]\d)|(2[0-3]))[0-5][0-9]$
測試代碼(JavaScript):
var timePattern = /^(([0-1]\d)|(2[0-3]))[0-5][0-9]$/g;
var trueContent = "0800";
var falseContent = '1265';
alert(timePattern.test(trueContent)); //trye
alert(timePattern.test(falseContent)); //false