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CSS is perfectly compatible with Internet Explorer 6, Internet Explorer 7, Internet Explorer 8, Internet Explorer 9, and Internet Explorer 10. About CSSCompatibility with various browsers is already a common topic, and tutorials on the Internet are everywhere. The following content

$ A2; $ B $ a; echo (++ $ a) + ($ a ++); why is the answer 7 not 6 post Last edited by lscxp at 18:18:23 Reference php $a = 2;$b = $a;echo (++$a) + ($a++) ; This is 7. $a = 2;echo (++$a) + ($a++) ; The answer is

This post was last edited by Lscxp on 2013-08-29 18:18:23 Reference PHP $a = 2; $b = $a; Echo (+ + $a) + ($a + +); This is 7. $a = 2;echo (+ + $a) + ($a + +); The answer is 6. But that $b is useless from beginning to end, why

With Π/4≈1-1/3 + 1/5-1/7 + ... The formula finds the approximate value of π until the absolute value of an item is found to be less than 10^6. #include "C language" with Π/4≈1-1/3 + 1/5-1/7 + ... The formula finds the approximate value of π until the absolute value of an item is