下面哪错了,不明白,刚学php,不明白,求指教

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Release: 2016-06-23 13:43:49
Original
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for($i=1;$i for($j=1;$j echo "$j*$i=".sj*si."";
echo"
";
}

}

?
我是想实现九九乘法表的


回复讨论(解决方案)

for($i=1;$i<=9;$i++){ for($j=1;$j<=$i;$j++){ echo "$j*$i=".$j*$i." "; //你把 $ 写成 s 了 } echo"
";}
Copy after login
1*1=1 1*2=2 2*2=4 1*3=3 2*3=6 3*3=9 1*4=4 2*4=8 3*4=12 4*4=16 1*5=5 2*5=10 3*5=15 4*5=20 5*5=25 1*6=6 2*6=12 3*6=18 4*6=24 5*6=30 6*6=36 1*7=7 2*7=14 3*7=21 4*7=28 5*7=35 6*7=42 7*7=49 1*8=8 2*8=16 3*8=24 4*8=32 5*8=40 6*8=48 7*8=56 8*8=64 1*9=9 2*9=18 3*9=27 4*9=36 5*9=45 6*9=54 7*9=63 8*9=72 9*9=81
Copy after login
Copy after login

for($i=1;$i<=9;$i++){ for($j=1;$j<=$i;$j++){ echo "$j*$i=".$j*$i." "; //你把 $ 写成 s 了 } echo"
"; //每个都换行也是可以的,不过我觉得这样好些}
Copy after login
1*1=1 1*2=2 2*2=4 1*3=3 2*3=6 3*3=9 1*4=4 2*4=8 3*4=12 4*4=16 1*5=5 2*5=10 3*5=15 4*5=20 5*5=25 1*6=6 2*6=12 3*6=18 4*6=24 5*6=30 6*6=36 1*7=7 2*7=14 3*7=21 4*7=28 5*7=35 6*7=42 7*7=49 1*8=8 2*8=16 3*8=24 4*8=32 5*8=40 6*8=48 7*8=56 8*8=64 1*9=9 2*9=18 3*9=27 4*9=36 5*9=45 6*9=54 7*9=63 8*9=72 9*9=81
Copy after login
Copy after login

恩恩,冒汗,我没看出来。
1*3=3 2*3=6 3*3=9
1*4=4 2*4=8 3*4=12 4*4=16
1*5=5 2*5=10 3*5=15 4*5=20 5*5=25
不过这个对齐问题怎么解决呢

你总得学一点 HTML 的知识吧?

我想说我会,

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