javascript get first 10 characters of string
var str = "Hello world That is reallly neat!";
var res = str.substring(0, 5);//get first 5 charsjavascript get first 10 characters of string
var str = "Hello world That is reallly neat!";
var res = str.substring(0, 5);//get first 5 charsjs substring
// the substring method returns a string out of another string
const str = 'Mozilla';
console.log(str.substring(1, 3));
// expected output: "oz"
console.log(str.substring(2));
// expected output: "zilla"substring
const str = 'Mozilla';
console.log(str.substring(1, 3));
// expected output: "oz"
console.log(str.substring(2));
// expected output: "zilla"substr() javascript
const str = 'substr';
console.log(str.substr(1, 2)); // (1, 2): ub
console.log(str.substr(1)); // (1): ubstr
/* Percorrendo de trás para frente */
console.log(str.substr(-3, 2)); // (-3, 2): st
console.log(str.substr(-3)); // (-3): strjs .substring
let anyString = 'Mozilla'
// Displays 'M'
console.log(anyString.substring(0, 1))
console.log(anyString.substring(1, 0))
// Displays 'Mozill'
console.log(anyString.substring(0, 6))
// Displays 'lla'
console.log(anyString.substring(4))
console.log(anyString.substring(4, 7))
console.log(anyString.substring(7, 4))
// Displays 'Mozilla'
console.log(anyString.substring(0, 7))
console.log(anyString.substring(0, 10))js substr
//str.substr(start[, length])
var str = 'abcdefghij';
console.log('(1, 2): ' + str.substr(1, 2)); // '(1, 2): bc'
console.log('(-3, 2): ' + str.substr(-3, 2)); // '(-3, 2): hi'
console.log('(-3): ' + str.substr(-3)); // '(-3): hij'
console.log('(1): ' + str.substr(1)); // '(1): bcdefghij'
console.log('(-20, 2): ' + str.substr(-20, 2)); // '(-20, 2): ab'
console.log('(20, 2): ' + str.substr(20, 2)); // '(20, 2): 'Copyright © 2021 Codeinu
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