怎么結(jié)果都是myarr[i][j]
<!DOCTYPE?HTML> <html> <head> <meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"> <title>二維數(shù)組</title> <script?type="text/javascript"> var?myarr=new?Array() for(var?i=0;i<3;i++) { ????myarr[i]=new?Array(); ????for?(var?j=0;j<6;j++) ????{ ????myarr[i][j]=i+j; ????document.write("myarr[i][j]"); ????} } //document.write(myarr); </script> </head> <body> </body> </html>
2017-02-13
把14行改成document.write(myarr[i][j]);
你多加了雙引號(hào),變成了字符串
2017-02-13
document.write(“myarr[i][j]”)改成document.write(myarr[i][j])無雙引號(hào)