2010年4月20日 · The ^ operator performs an XOR on the bit values of each variable. XOR does the following: a = 1100 b = 1010 xor = 0110 x is the result of the XOR operation. If the bits are equal the result is 0 if they are different the result is 1.

2012年12月14日 · PHP xor returns wrong value. 0. XOR A String In PHP With Key Is An Integer. Hot Network Questions loop ...

2019年8月14日 · If the XOR operator is applied to strings, unprintable characters may be generated. echo returns incomplete / incorrect issues here. Take bin2hex for the output. The function xorStrings provides identical results to the XOR of strings and has been written only for the understanding of working the Operator XOR with strings.

2015年12月13日 · PHP XOR strings. Ask Question Asked 9 years, 3 months ago. Modified 9 years, 3 months ago. Viewed 5k times ...

2015年1月22日 · XOR é o operador de OU EXCLUSIVO. Ele é utilizado quando você quer verificar a veracidade de uma expressão OU outra, exclusivamente. Ele é utilizado quando você quer verificar a veracidade de uma expressão OU outra, exclusivamente.

2013年1月15日 · You need to decode them with hex2bin() before you apply the XOR ^ operator. Update: I always forget that this function requires PHP/5.4 or greater, which can be an issue. In such case, you need to use the not very intuitive pack() function:

2013年2月3日 · I am studying encryption. And I got a problem like this: After I XOR plaintext with a key, I get a crypt, "010e010c15061b4117030f54060e54040e0642181b17", as hex type ...

2015年8月3日 · If you want to use xor (in any language, really, not just PHP) but you're worried about searches for it finding things like exorcize, you could just search for " xor "(with a space on either side). Or, any regular expression that prevents the surrounding text from being part of the xor word, such as (example only): [^a-zA-Z0-9_]xor[^a-zA-Z0-9_]

My question is operator related. Today I studied about the operators. Having a confusion. In PHP what is the difference between "or" and "xor". I know both of them are related to Boolean expression. But can't find the original difference. Anyone please help to …

xor_this('123') = '' It's also interesting to note that xor_this( xor_this('123') ) = '123', as I expect it to. I'm pretty sure the problem resides somewhere in my shaky understanding of bitwise operators, OR possibly the way PHP handles strings that contain numbers. I'm betting there's someone clever out there that knows exactly what's wrong here.