一个JavaScript递归实现反转数组字符串的实例
<!DOCTYPEhtml> <html> <head> <metahttp-equiv="Content-Type"content="text/html;charset=UTF-8"/> <title>每天一个JavaScript实例-递归实现反转数组字符串</title> <script> varfunc=function(x,indx,str){ returnindx==0?str:func(x,--indx,(str+=""+x[indx]));; } vararr=newArray("apple","banna","orange","apple2","apple3"); vararr1=arr.slice(0) vararr3=func(arr1,arr1.length,""); vararr2=arr.slice(0).reverse(); console.log(arr2); console.log(arr); console.log(arr3); </script> </head> <body> <divid="date"> </div> </body> </html>