RegExp实例方法
1.exec()
var txt = 'mom and dady and baby';
var pattern = /mom(and dady(and baby)?)?/gi;
matches = pattern.exec(txt);
//返回一个Array的实例,但包含两个index,和input两个属性
1.exec()
var txt = 'mom and dady and baby';
var pattern = /mom(and dady(and baby)?)?/gi;
matches = pattern.exec(txt);
//返回一个Array的实例,但包含两个index,和input两个属性
本文标题:js高级程序设计笔记12
本文链接:https://www.haomeiwen.com/subject/krhucftx.html
网友评论