JavaScript Remova o último caractere da string
var str = 'mystring';
// the character 'g' will be removed
str = str.slice(0, -1);
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var str = 'mystring';
// the character 'g' will be removed
str = str.slice(0, -1);let str = "Hello Worlds";
str = str.slice(0, -1);//remove last character from string
str = str.substring(0, str.length - 1);let str = "12345.00";
str = str.substring(0, str.length - 1);//remove last character from string
var str = 'mystring';
str = str.slice(0, -1);let str = "12345.00";
str = str.substring(0, str.length - 1);
console.log(str);
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