比如说把数组
num=[10,11,12,13,14,15,16,17,18,19,20];
显示为
10,11,12,13,14
15,16,17,18,19
20
var str;
var countInLine = 5;//一行几个数
for(var i = 0; i < num.length; i++){
if((i + 1) % countInLine == 0){
str += num[i] + "\r\n";
}
else{
str += num[i] + ",";
}
//输出str即可
}
var countInLine = 5;//一行几个数
for(var i = 0; i < num.length; i++){
if((i + 1) % countInLine == 0){
str += num[i] + "\r\n";
}
else{
str += num[i] + ",";
}
//输出str即可
}
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