No need to reinvent the wheel loop, at least not explicitly (using arrow functions, modern browsers only): if (vendors.filter(e => e. ... <看更多>

如果元素的型別為 Object ，值看起來相同，但參考不同時， Array.prototype.indexOf() 和 Array.prototype.includes() 都會找不到一樣的 ... ... <看更多>

The includes() method returns true if an array contains a given element; Otherwise, it returns false . The following illustrates the syntax of the includes() ... ... <看更多>

ECMAScript: Object; ECMAScript: Function; ECMAScript: Array ... Fast JavaScript transpiler swc contains integration with core-js in preset-env , which ... ... <看更多>

For some reason, the response i get when i use the array.includes() method is that it is expecting an object - see below. Anyone know why this ... ... <看更多>