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php怎么去除小数点后面的0

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Release: 2016-06-13 13:47:11
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php如何去除小数点后面的0


php如何去除小数点后面的0


现有小数2002.001 用PHP如何将小数点后面1前面的零去掉。即:2002.1

------解决方案--------------------
啥规律?
------解决方案--------------------
去掉了,值也变了
------解决方案--------------------

PHP code

$num=explode(".","2002.001");
$num[1]=str_replace(0,"",$num[1]);
echo implode(".",$num);
<br><font color="#e78608">------解决方案--------------------</font><br>作为字符来处理,可<br>
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PHP code

$str    = "2002.001.002.12.05";
echo    preg_replace('/(?<font color="#e78608">------解决方案--------------------</font><br>去掉0,不就把数字值改变了,数字还有效吗
<br><font color="#e78608">------解决方案--------------------</font><br>用intval函数就可以了<br><br>echo intval(7533.725548);<br><br>echo intval(7533.225548);
<br><font color="#e78608">------解决方案--------------------</font><br>你的说清楚的需求!也许你是想最后的结果是表示的年月【2012.2】<br><br>但是你在存数据的时候,莫名其妙的2前面有0,right???
<br><font color="#e78608">------解决方案--------------------</font><br>正则匹配 <div class="clear">
                 
              
              
        
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