jsdk-offical/examples/util/timer.js

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function bubbleSort(arr) {
    for (var i = 0; i < arr.length - 1; i++) {
        for (var j = 0; j < arr.length - i; j++) {
            if (arr[j] > arr[j + 1]) {
                var temp = arr[j];
                arr[j] = arr[j + 1];
                arr[j + 1] = temp;
            }
        }
    }
    return arr;
}
let timer1 = new Timer(function () {
    let arr = [];
    for (let i = 0; i < 5000; i++) {
        arr[i] = Random.number(10000, true);
    }
    bubbleSort(arr);
    $1('#div1').innerHTML = 'Counter:' + this.count() + ' MaxFPS:' + this.maxFPS() + ' FPS:' + this.fps();
}, {
    loop: true,
    interval: 50,
});
$1('#btn1').on('click', () => {
    timer1.start();
});
$1('#btn2').on('click', () => {
    timer1.pause();
});
$1('#btn3').on('click', () => {
    timer1.stop();
});
$1('#btnBF').on('click', () => {
    timer1.config({
        intervalMode: 'BF'
    });
});
$1('#btnOF').on('click', () => {
    timer1.config({
        intervalMode: 'OF'
    });
});