JavaScript Usuń ostatni znak z ciągu
var str = 'mystring';
// the character 'g' will be removed
str = str.slice(0, -1);
Coding Random Things
var str = 'mystring';
// the character 'g' will be removed
str = str.slice(0, -1);let str = "Hello Worlds";
str = str.slice(0, -1);let str = "Hello World!";
str =str.slice(0, -1);var str = 'mystring';
// the character 'g' will be removed
str = str.slice(0, -1);
let str = "12345.00";
str = str.slice(0, -1);
console.log(str);var str = "I want to remove the last word.";
var lastIndex = str.lastIndexOf(" ");
str = str.substring(0, lastIndex);
var myString = "I want to remove the last word";
var mySplitResult = myString.split(" ");
var lastWord = mySplitResult[mySplitResult.length-1]