SOURCE

function not(f){
    return function(...args){
        // console.log('print:this:',this);
        let result=f.apply(this,args);
        return !result;
    }
}

const even=x=>x%2===0;
const odd=not(even);
console.log('print:',[1,1,3,5,5].every(odd));
console 命令行工具 X clear

                    
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console