JS——按指定长度截取字符串并加上省略号
8/17/2022
文章链接：https://blog.csdn.net/qq_43201350/article/details/126385205
let str = "测试字符串";
str = str.length > 4 ? str.slice(0, 4) + "..." : str;
console.log("str", str); // str 测试字符...文章链接：https://blog.csdn.net/qq_43201350/article/details/126385205
let str = "测试字符串";
str = str.length > 4 ? str.slice(0, 4) + "..." : str;
console.log("str", str); // str 测试字符...