function objectSize(the_object) {
/* function to validate the existence of each key
in the object to get the number of valid keys. */
var object_size = 0;
for (key in the_object){
if (the_object.hasOwnProperty(key)) {
object_size++;
}
}
return object_size;
}
// Arbitrary object
var something = {
dog: "cat",
cat: "dog"
}
console.log(objectSize(something));
// Logs: 2
机械节能产品生产企业官网模板...
大气智能家居家具装修装饰类企业通用网站模板...
礼品公司网站模板
宽屏简约大气婚纱摄影影楼模板...
蓝白WAP手机综合医院类整站源码（独立后台）...苏ICP备2024110244号-2 苏公网安备32050702011978号 增值电信业务经营许可证编号：苏B2-20251499 | Copyright 2018 - 2025 源码网商城 (www.ymwmall.com) 版权所有