从字符串中删除非数字字符(句号和逗号除外) [英] Remove non-numeric characters (except periods and commas) from a string
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问题描述
如果我具有以下值:
$var1 = AR3,373.31
$var2 = 12.322,11T
如何创建一个新变量并将其设置为除去了任何非数字字符(逗号和句点除外)的数据副本?上面的值将返回以下结果:
How can I create a new variable and set it to a copy of the data that has any non-numeric characters removed, with the exception of commas and periods? The values above would return the following results:
$var1_copy = 3,373.31
$var2_copy = 12.322,11
推荐答案
You could use preg_replace to swap out all non numeric characters and the comma and period/full stop as follows:
<?php
$testString = '12.322,11T';
echo preg_replace('/[^0-9,.]/', '', $testString);
?>
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