How PHP uses functions to achieve type conversion

This article mainly introduces PHP how to use functions to achieve type conversion, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let Xiaobian take you to understand.

Conversion function conversion

The conversion is carried out through the three conversion functions of intval () floatval () strval (), which can be converted to different types according to requirements.

Let's take a look at his output:

123--string123.9--string123.9abc--string

You can see that different conversion functions are converted to different types, and their original string types remain unchanged.

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