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ZilaStar ICT Jan 25 2021, 15:47:26

map (JavaScript Array Method)

const tnwNum = [10, 20, 30, 40];

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwNum.join("
");
}

/**
function tnwFun2(){
    let result = tnwNum.map(Math.sqrt);
    document.getElementById("demo").innerHTML = result.join("
");
}*/

function tnwFun2(){
    let result = tnwNum.map(tnwFun3);
    document.getElementById("demo").innerHTML = result.join("
");
}

function tnwFun3(num){
    return num * 10;
}

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ZilaStar ICT Jan 12 2021, 15:46:40

lastIndexOf (JavaScript Array Method)

const tnwText = "Hello, welcome to TNW (Web Service & ICT Solutions)";

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwText;
}

function tnwFun2(){
    let tnwSearch = document.getElementById("search").value;
    let result = tnwText.lastIndexOf(tnwSearch);
    document.getElementById("demo").innerHTML = "The search text is found at : " + result;
}

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ZilaStar ICT Jan 07 2021, 15:46:04

keys (JavaScript Array Method)

const tnwNames = ["Hla Hla", "Mya Mya", "Soe Soe", "Moe Moe"];
let result = "";

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwNames.join("
");
}

function tnwFun2(){
    let tnwKeys = tnwNames.keys();
    for(let x of tnwKeys){
        result += x + "
";
        document.getElementById("demo").innerHTML = result;
    }
}

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ZilaStar ICT Dec 19 2020, 15:44:56

join (JavaScript Array Method)

const tnwNames = ["Hla Hla", "Mya Mya", "Aung Aung", "Maung Maung"];

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwNames;
}

function tnwFun2(){
    document.getElementById("demo").innerHTML = tnwNames.join("
");
}

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ZilaStar ICT Nov 02 2020, 15:44:18

isArray (JavaScript Array Method)

const tnwText = ["Hla Hla", "Mya Mya", "Soe Soe", "Noe Noe"];
//const tnwText = "I am Thet Naing Win.";
const result = Array.isArray(tnwText);
document.write(result);

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ZilaStar ICT Oct 12 2020, 15:43:33

indexOf (JavaScript Array Method)

const tnwText = "Hello Dear All, I am Thet Naing Win. Welcome to TNW (Web Service & ICT Solutions)";

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwText;
}

function tnwFun2(){
    const tnwSearch = document.getElementById("search").value;
    const result = tnwText.indexOf(tnwSearch);
    document.getElementById("demo").innerHTML = "The search text is fount at " + result;
}

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ZilaStar ICT Sep 22 2020, 15:42:46

includes (JavaScript Array Method)

const tnwNames = ["Hla Hla", "Mya Mya", "Soe Soe", "Moe Moe"];

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwNames.join("
");
}

function tnwFun2(){
    document.getElementById("demo").innerHTML = tnwNames.includes("Mya Mya");
}

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ZilaStar ICT Sep 05 2020, 09:58:52

from (JavaScript Array Method)

const myLetter = "ABCDEFGHIJKL";

function tnwFun1(){
    document.getElementById("demo").innerHTML = myLetter;
}

function tnwFun2(){
    const result = Array.from(myLetter);
    document.getElementById("demo").innerHTML = result;
}

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ZilaStar ICT Aug 26 2020, 09:58:18

forEach (JavaScript Array Method)

const student = ["Aung Aung", "Maung", "Kyaw", "Zaw", "Soe", "Moe"];
let names = "";
function tnwFun1(){
    student.forEach(tnwFun2);
}

function tnwFun2(item, index){
    names += index + " : " + item + "
";
    document.getElementById("demo").innerHTML = names;
}

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ZilaStar ICT Aug 11 2020, 09:57:48

findIndex (JavaScript Array Method)

const tnwAges = [19, 39, 28, 43, 29, 45, 53];

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwAges.join("
");
}

function tnwFun2(){
    document.getElementById("demo").innerHTML = tnwAges.findIndex(chkAge);
}

function chkAge(age){
    return age > document.getElementById("myAge").value;
}

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ZilaStar ICT Jul 27 2020, 09:57:10

find (JavaScript Array Method)

const tnwAges = [19, 39, 28, 43, 29, 45, 53];

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwAges.join("
");
}

function tnwFun2(){
    document.getElementById("demo").innerHTML = tnwAges.find(chkAge);
}

function chkAge(age){
    return age > document.getElementById("myAge").value;
}

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ZilaStar ICT Jul 11 2020, 09:56:23

filter (JavaScript Array Method)

const tnwAges = [25, 18, 29, 20, 40, 32, 53, 24];

function tnwFun1(){
    document.getElementById("demo").innerHTML = tnwAges.join("
");
}

function tnwFun2(){
    const result = tnwAges.filter(chkAge);
    document.getElementById("demo").innerHTML = result.join("
");
}

function chkAge(age){
    return age > 20;
}

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