[英]How would I trim a number to 5 digits in PHP?
I have a number like this: 我有这样的数字:
12345678987654321
I want to only use the first 5 digits like this: 我想只使用前5位数字:
12345
How would I do that in PHP? 我怎么用PHP做到这一点? number_format
? number_format
?
Something like substr($number, 0, 5);
像substr($number, 0, 5);
would suffice. 就够了
$num = "12345678987654321";
$num2 = substr($num, 0, 5);
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