In addition to Weibo, there is also WeChat
Please pay attention
WeChat public account
Shulou
2025-09-24 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >
Share
Shulou(Shulou.com)06/02 Report--
This article mainly introduces "what are the commonly used JavaScript string processing functions". In daily operation, I believe that many people have doubts about the commonly used JavaScript string processing functions. Xiaobian consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful for you to answer the questions of "what are the commonly used JavaScript string processing functions?" Next, please follow the editor to study!
Function: split ()
Function: use a specified delimiter to split a string into an array
Example:
Str= "jpg | bmp | gif | ico | png"
Arr=theString.split ("|")
/ / arr is an array of character values "jpg", "bmp", "gif", "ico" and "png"
Function: John ()
Function: merge an array into a string using the delimiter of your choice
Example:
Var delimitedString=myArray.join (delimiter)
Var myList=new Array ("jpg", "bmp", "gif", "ico", "png")
Var portableList=myList.join ("|")
/ / the result is jpg | bmp | gif | ico | png
Function: substring ()
Function: string interception. For example, if you want to get "Minidx" from "MinidxSearchEngine", you need to use substring (0mem6).
Function: indexOf ()
Function: returns the subscript of the first character in the string that matches the substring
Var myString= "JavaScript"
Var w=myString.indexOf ("v"); w will be 2
Var x=myString.indexOf ("S"); x will be 4
Var y=myString.indexOf ("Script"); y will also be 4
Var z=myString.indexOf ("key"); z will be-1
At this point, the study of "what are the commonly used JavaScript string processing functions" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!
Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.
Views: 0
*The comments in the above article only represent the author's personal views and do not represent the views and positions of this website. If you have more insights, please feel free to contribute and share.
The market share of Chrome browser on the desktop has exceeded 70%, and users are complaining about
The world's first 2nm mobile chip: Samsung Exynos 2600 is ready for mass production.According to a r
A US federal judge has ruled that Google can keep its Chrome browser, but it will be prohibited from
Continue with the installation of the previous hadoop.First, install zookooper1. Decompress zookoope
About us Contact us Product review car news thenatureplanet
More Form oMedia: AutoTimes. Bestcoffee. SL News. Jarebook. Coffee Hunters. Sundaily. Modezone. NNB. Coffee. Game News. FrontStreet. GGAMEN
© 2024 shulou.com SLNews company. All rights reserved.