Convert signed integer to unsigned integer in PHP

Source: Internet
Author: User
This article mainly introduces how to convert signed integers to unsigned integers in PHP. The conversion method is very simple. This article provides the conversion method directly. For more information, see

This article mainly introduces how to convert signed integers to unsigned integers in PHP. The conversion method is very simple. This article provides the conversion method directly. For more information, see

In a short address project, when the ID exceeds 2147483647, the ing ID of a Six-character short address is converted into a signed integer.

The Code is as follows:


ID> six-character> ing ID

ID: 2147483644> TfffVQ> 2147483644
ID: 2147483645 & gt; efffVQ & gt; 2147483645
ID: 2147483646> NfffVQ> 2147483646
ID: 2147483647> ffffVQ> 2147483647
ID: 2147483648> nnnnnu>-2147483648
ID: 2147483649> dnnnnu>-2147483647
ID: 2147483650> rnnnnu>-2147483646

You need to convert signed integer to unsigned integer: (float) sprintf ('% U', $ id)

PHP official website on Integer Data:

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