How to Use the Javascript Startswith() Method?

The startswith() method compares two strings for equality. This method returns true if the string from the left side of the comparison is equal to the string from the right side. You can use this method to check whether a string starts with another string. 

javascript word start with

By redeluniredeluni on Mar 31, 2020
const str = "Saturday night plans";
const res = str.startsWith("Sat");
console.log(res); //> true

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6

js startswith

By CoriantumrIIICoriantumrIII on Jul 04, 2020
const str1 = 'Saturday night plans';

console.log(str1.startsWith('Sat'));
// expected output: true

console.log(str1.startsWith('Sat', 3));
// expected output: false

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javascript string starts with

By GrepperGrepper on Jul 23, 2019
//checks if a string starts with a word
function startsWith(str, word) {
    return str.lastIndexOf(word, 0) === 0;
}
startsWith("Welcome to earth.","Welcome"); //true

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javascript startswith

By TheProgrammerTheProgrammer on Jan 14, 2021
var str = "Hello world, welcome to the universe.";
var n = str.startsWith("Hello");

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1

javascript string starts with

By Mysterious MonkeyMysterious Monkey on Feb 03, 2021
const s = 'I am going to become a FULL STACK JS Dev with Coderslang';

console.log(s.startsWith('I am'));             // true
console.log(s.startsWith('You are'));          // false

Source: learn.coderslang.com

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0

startswith in javascript

By Clean CormorantClean Cormorant on May 07, 2021
if (!String.prototype.startsWith) {
    Object.defineProperty(String.prototype, 'startsWith', {
        value: function(search, rawPos) {
            var pos = rawPos > 0 ? rawPos|0 : 0;
            return this.substring(pos, pos + search.length) === search;
        }
    });
}

Source: developer.mozilla.org

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You can use the Javascript startswith() method to see if a value begins with another string. You can also test whether two strings start with each other.

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