php代码纠错

carey

@Ta 2014-03-14 2867点击

<?php
echo "数值大小比较: ";
$a =$_GET["a"];
$b =$_GET["b"];
if($a<$b){
echo "值a"," < ","值b ",$a," < ",$b;
}
if($a=$b){
echo "值a"," = ","值b ",$a," = ",$b;}if($a>$b){
echo "值a"," > ","值b ",$a," > ",$b;}
?>谢谢 @读书顶个鸟用， @798340805，@自在鬼的帮助以上是代码问题：为什么a的值不能比b的大？？？？

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回复列表(9|隐藏机器人聊天)

1

读书顶个鸟用

@Ta / 2014-03-14 / 样 / 源

a可以比b大！
@carey，
2

自在鬼

@Ta / 2014-03-14 / 样 / 源

可以a
3

读书顶个鸟用

@Ta / 2014-03-14 / 样 / 源

当a比b大时，只输出：
数值大小比较:
4

carey

@Ta / 2014-03-14 / 样 / 源

@读书顶个鸟用，@自在鬼， http://127.0.0.1/index.php?a=20&b=18 ______________________数值大小比较:

值a = 值b
18 = 18

Xily

@Ta / 2014-03-14 / 样 / 源

<?php
echo "数值大小比较:<br><br><br>";
$a =$_GET["a"];
$b =$_GET["b"];
if($a<$b){
echo "值a"," < ","值b<br>",$a," < ",$b;
}
if($a==$b){//这里出问题了！！
echo "值a","  =  ","值b<br>",$a," = ",$b;
}if($a>$b){
echo "值a"," > ","值b<br>",$a," > ",$b;}
?>

6

carey

@Ta / 2014-03-14 / 样 / 源

@Xily，谢谢，会了
7

雨伤

@Ta / 2014-03-14 / 样 / 源

==是等于
＝是赋值
8

carey

@Ta / 2014-03-14 / 样 / 源

@雨伤，谢谢
9

过路人

@Ta / 2014-03-14 / 样 / 源

同7l

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