String.prototype.lastIndexOf() - JavaScript

The substring(0, str.length - 1) method removes the last character because str.length - 1 is the last index of the string. You cannot use negative ...

2023年11月3日 — The lastIndexOf() method of String values searches this string and returns the index of the last occurrence of the specified substring.

2024年2月14日 — Another method that you can use to remove the last character from a string in JavaScript is using the replace() method. This method lets you ...

2011年5月3日 — To get the last character of a string, you can use the split('').pop() function. const myText = The last character is J; const lastCharater = ...

2011年9月16日 — Since in Javascript a string is a char array, you can access the last character by the length of the string.

2013年3月20日 — Solution 1 ... Hi, You can use Splice method to remove the last object. Store your stuff as an array, find the index of the element which you wana ...

6 天前 — substring() is an inbuilt function in JavaScript that is used to return the part of the given string from the start index to the end index.

2024年6月10日 — charAt(str.length-1) to get the last character of the string. Example: This example implements the above approach.

The lastIndexOf() method returns the index (position) of the last occurrence of a specified value in a string. The lastIndexOf() method searches the string from ...