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Javascript jQuery在特定字符后替换字符串_Javascript_Jquery - Fatal编程技术网

Javascript jQuery在特定字符后替换字符串

Javascript jQuery在特定字符后替换字符串,javascript,jquery,Javascript,Jquery,字符串: 更换后: var url='1〕https://www.vsss.co.in/Admin/uploads/501738/13_english.png?968921'; url=url.substring(0,url.indexOf('?'); console.log(url)尝试jquery字符串替换函数: var string = "https://www.vsss.co.in/Admin/uploads/501738/13_english.png?968921"; strin

字符串:

更换后:

var url='1〕https://www.vsss.co.in/Admin/uploads/501738/13_english.png?968921';
url=url.substring(0,url.indexOf('?');

console.log(url)
尝试jquery字符串替换函数:

var string = "https://www.vsss.co.in/Admin/uploads/501738/13_english.png?968921";
string = string.replace("968921", "12345");

很简单,只需在字符串末尾添加新号码,因为您已经具有删除旧号码的功能

var url='1〕https://www.vsss.co.in/Admin/uploads/501738/13_english.png?968921';
url=url.substring(0,url.indexOf(“?”)+1)+“12345”;

console.log(url)
一种没有静态数字的方式

让x='1https://www.vsss.co.in/Admin/uploads/501738/13_english.png?968921',
y=x.substr(0,x.indexOf(‘?’),x.length-x.indexOf(‘?’)+‘?’+‘222222’

console.log(y)
拆分URL并用所需字符串替换第二部分如何

var url='1〕https://www.vsss.co.in/Admin/uploads/501738/13_english.png?968921';

console.log(url.replace(url.split(“?”)[1],“12345”)
如果字符串末尾没有您不想要的位,您可以随时添加它<代码>url=url+“?12345”虽然如果您可以提供一些上下文会有所帮助,但您是否只需要字符串?您正在更改实际的URL吗?这将用于多个页面还是一个精确的字符串匹配?