CODE EXAMPLE FOR JAVASCRIPT

phaser3 simple player controll

function create ()
{
    cursors = this.input.keyboard.createCursorKeys();

    player = this.physics.add.image(400, 300, 'block');

    player.setCollideWorldBounds(true);
}

function update ()
{
    player.setVelocity(0);

    if (cursors.left.isDown)
    {
        player.setVelocityX(-300);
    }
    else if (cursors.right.isDown)
    {
        player.setVelocityX(300);
    }

    if (cursors.up.isDown)
    {
        player.setVelocityY(-300);
    }
    else if (cursors.down.isDown)
    {
        player.setVelocityY(300);
    }
}