Home > Backend Development > PHP Tutorial > Looking at the tutorial, does PHP have something called ectopic or encryption? As shown in the picture, why can't I find it on Baidu?

Looking at the tutorial, does PHP have something called ectopic or encryption? As shown in the picture, why can't I find it on Baidu?

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Release: 2016-09-20 03:30:02
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Looking at the tutorial, does PHP have something called ectopic or encryption? As shown in the picture, why can't I find it on Baidu?

It’s the one after $value

By the way, how do you type out the symbols? I looked at the keyboard for a long time and couldn't find anything that looked similar, so I couldn't even learn to write

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