js分割

let str = "Hello,World,From,JavaScript";
let parts = str.split(","); // 使用逗号作为分隔符
console.log(parts); // 输出: ["Hello", "World", "From", "JavaScript"]

let strWithLimit = "One,Two,Three,Four,Five";
let limitedParts = strWithLimit.split(",", 3); // 只取前三部分
console.log(limitedParts); // 输出: ["One", "Two", "Three"]

let str = "Hello|World|From|JavaScript";
let parts = str.split("\\|"); // 注意双反斜杠用于转义
console.log(parts); // 输出: ["Hello", "World", "From", "JavaScript"]

let str = "Hello,,World";
let parts = str.split(",");
console.log(parts); // 输出: ["Hello", "", "World"]

let filteredParts = parts.filter(part => part !== "");
console.log(filteredParts); // 输出: ["Hello", "World"]