for master

冒泡排序
Bubble sort

function bubleSort(){
    var array=[1,8,9,3,2,5,4];
    console.log('冒泡排序前',array);
    for(var i=1;i<array.length-1;i++){
        for(var j=1;j<array.length-1;j++){
            if(array[j]>array[j+1]){
                //针对整型,效率高
                // array[j]^=array[j+1];
                // array[j+1]=array[j];
                // array[j]=array[j+1];
                var temp=array[j];
                array[j]=array[j+1];
                array[j+1]=temp;
            }
        }
    }
    console.log('冒泡排序后',array);
}
bubleSort();

去重
unique

function unique(array){
    var temp=[];
    for(var i=0;i<array.length;i++){
        if(temp.indexOf(array[i])==-1){
            temp.push(array[i]);
        }
    }
    console.log('去重后的数组',temp);
}
var array=[1,2,1,2,1,2];
unique(array);
var array=[1,2,1,2,1,2];
array=Array.from(new Set(array));
console.log(array);

未完,待续,不定时添加...

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转载自www.cnblogs.com/smart-girl/p/10362931.html