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PHP大整数输出成科学计数法问题

Jun 07, 2016 am 11:34 AM

最近做项目,发现大整数会变成科学技术输出。网上找到的简单方法。
<?php <br /> <br> $str =2228282829299292;<br> //失败<br> echo (string)$str;  //2.2282828292993E+15  失败<br> echo '<br>';<br> echo ' '.$str; //2.2282828292993E+15<br> echo '<br>';<br> echo strval($str); //2.2282828292993E+15<br> echo '<br>';<br> //成功<br> echo sprintf("%.0f", $str);<br> echo '<br>';<br> echo number_format($str);// 三位逗号分隔<br> ?&gt;

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