What do the two plus signs in php refer to

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Two plus signs in php indicate self-addition. For example, "I +" means to take the value of I first, and then add 1 to the value of I, while "+ + I" means to add 1 to the value of I, followed by the value of I.

This article operating environment: Windows7 system, PHP7.1 version, Dell G3 computer.

What do the two plus signs in php mean?

It means to add yourself.

The basic syntax of php is the same as C

ITunes +: take the value of I first, and then add 1 to the value of I.

+ I: first add 1 to the value of I, and then take the value of I.

There is also a similar equivalence between i=i+1 and C + + I in VB ASP.

Note: $iTunes is not a substitute for $icycles; appears in the program.

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