remove last character from string javascript

const text = 'abcdef'
const editedText = text.slice(0, -1) //'abcde'
let str = "12345.00";
str = str.substring(0, str.length - 1);
console.log(str);const text = 'abcdef'
const editedText = text.slice(0, -1) //'abcde'
let str = "12345.00";
str = str.slice(0, -1); 
console.log(str);console.log(parseFloat('12345.00').toFixed(1));let str = "12345.00";
str = str.substring(0, str.length - 1);let str = "12345.00";
str = str.slice(0, -1); hello