Golang 正则表达式文件后缀名匹配问题
我在测试过程中发现我写的匹配文件后缀名正则表达式:var Suffix = regexp.MustCompile(`.(mp4|mkv|rmvb|ts|avi)$`) func test(){ Suffix.FindString(…
js,求一条正则该怎么写
'160px'.replace(/xxx/,'') => '160' '160.66px'.replace(/xxx/,'') => '160'求解一条正则上面两种情况都能满足…
动态正则中的动态范围
let array = [ "`","~","!","@","#","$","%","^","&","*","(",")","_","=","+", "[","{","\]","}","\\","|",";",":","'","\"",",","","\/","?" ] cons…
关于输入框输入2位小数的问题
obj.value = obj.value.replace(/[^\d.]/g, ""); //清除"数字"和"."以外的字符 obj.value = obj.value.replace(/^\./g, ""); //验证第一个字符是数字 …
[python]关于正则,一个捕获组内贪婪套贪婪的返回与预期不符
先举个例子:re.findall('(A{0,})', 'AAAA') # ['AAAA', '']2.re.findall('((A{0,})+)', 'AAAA') # [('AAAA', ''), ('', '')]3.re.findall('((A{1,})+…
re.sub() .* 作为pattern执行了两次.
题目描述我想把图片文件批量重新命名(现在通过其他方法实现了,但是这种方法的bug不能理解,想知道错在那里了)题目来源及自己的思路就是打算爬一些图片,…
请教一个分割特定字符串为数组的实现方法?
let data = '[foo bar]/[red]/1 [foo bar]/[blue]/2' // => ['foo bar/red/1', 'foo bar/blue/2'] let data = '[foo bar]/[red]/1 [foo bar]/2' // =>…
MySQL正则匹配字符类
我不懂MySQL中匹配字符类到底怎么理解?[:upper:]表示任意大写字母,同[A-Z],通过下面这一句得到出现过大写字母的prod_name:SELECT prod_name FROM P…
求一个如何用正则替换指定的值?
读取 .exports={{aaa}}+"img=> .exports={{xxx}}+"img=> .exports={{bbb}}+"img't.exports=aaa+"img/weihuicon.418d6c11.png' => 't.exports=bbb+"img…