lastIndexOf() 方法的查找顺序是从右到左但是其参数和返回值都是根据字符串的下标按照从左到右的顺序来计算的,即字符串第一个字符下标值始终都是 0,而最后一个字符的下标值始终都是 length-1。 示例6 lastIndexOf() 方法的第二个参数指定开始查找的下标位置,但是,将从该点开始向左查找,而不是向右查找。 va...
String.lastIndexOf(start,value ) 从后向前检索一个子字符串; 参数同上 返回值:在string中的start位置之前,substring第一个值在string中第一次出现的位置。如果没有找到,则返回-1。 var str = 'abcedcbadefghi'; // 此时是从第一位开始往前查找,找不到,返回-1. console.log(str.lastIndexOf('ed',0));...
Vue Js Get Last Character of String:In Vue.js, there are four methods that can be used to retrieve the last character of a string: slice, substr, pop, and charAt.The slice method extracts a portion of the string and returns it as a new string. To g
Indexes are zero-based in JavaScript. The first character of a string has an index of 0, and the last has an index of str.length - 1. Get the last character of a string using bracket notation You can also use the bracket notation ([]) to get the last character of a string: const...
In this tutorial, we are going to learn about how to get the last character of a string in C#. Consider, we have the following string. string str = "piano"; Now, we want to get the last character o from the above string. Getting the last character To access the last character of ...
String,System.Object>>.Contains Method (System.ServiceModel.Channels) Notifications Notifications ITextHost INameSpaceTreeControlDropHandler Application Support IIOCancelInformation Edit Controls Reference MSMQQueueInfos.Next Intsafe.h Functions EodLastAckTime How-To Develop Snap-ins Using MMC Calendar ...
We can then use this plain JS function to parse a single query param into a string: getQueryParams('https://stackabuse.com/search?q=node&page=2')// { q: 'node', page: '2' } #javascript Last Updated:April 13th, 2023 Was this article helpful?
Home Question Get value of a string after last slash in JavaScript var str = "foo/bar/test.html"; var lastSlash = str.lastIndexOf("/"); alert(str.substring(lastSlash+1)); Examples related to javascript • need to add a class to an element • How to make a variable accessible ...
In this tutorial, we are going to learn about how to get the last element of an ArrayList in Java. Consider, we have a following ArrayList…
(0)},last:function(){return this.eq(-1)},even:function(){return this.pushStack(S.grep(this,function(e,t){return(t+1)%2}))},odd:function(){return this.pushStack(S.grep(this,function(e,t){return t%2}))},eq:function(e){var t=this.length,n=+e+(e<0?t:0);return this....