Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
441 views
in Technique[技术] by (71.8m points)

JavaScript正则表达式如何匹配空行

我有如下的一个字符串.

var str = `
   hello
   world 
   
   hi
   good
`;

world和hi之间是一个空行,我想split空行得到一个数组,要如何实现?试了下这样是不行的。
str.split(/^ | | $/);


与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Reply

0 votes
by (71.8m points)
var str = `
hello
world 

hi
good
`;
str.split(/

|

|

/);

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
OGeek|极客中国-欢迎来到极客的世界,一个免费开放的程序员编程交流平台!开放,进步,分享!让技术改变生活,让极客改变未来! Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...