Shulou(Shulou.com)05/31 Report--

This article mainly explains "how to specify the lower limit of matching with javascript", the explanation content in the article is simple and clear, easy to learn and understand, please follow the idea of Xiaobian slowly in-depth, together to study and learn "how to specify the lower limit of matching with javascript"!

description

The number specifier with curly brackets can be used to specify the upper and lower limits of the matching pattern. But sometimes you want to specify only the lower bound of the matching pattern, and you don't need to specify the upper bound.

2. Follow the first number with a comma.

examples

Requires modification of the regular expression haRegex to match the word Hazah with four or more letters z. let haStr = "Hazzzah";let haRegex = /change/; //modify this line let result = haRegex.test(haStr); ref let haStr = "Hazzzah";let haRegex = /Haz{4,}ah/; //modify this line let result = haRegex.test(haStr); Thank you for reading, the above is "how to use javascript to specify the lower limit of matching" content, after the study of this article, I believe we have a deeper understanding of how to use javascript to specify the lower limit of matching this problem, the specific use of the situation also needs to be verified by practice. Here is, Xiaobian will push more articles related to knowledge points for everyone, welcome to pay attention!

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.