feinomenon

[1] > function foo($var) {
[1] *>     return !$var;
[1] *> }
// NULL
[2] > $a = 0;
// 0
[3] > $b = '0 + 0';
// '0 + 0'
[4] > $a == $b;
// true

feinomenon

Keybase proof

I hereby claim:

• I am oufeidong on github.
• I am fei (https://keybase.io/fei) on keybase.
• I have a public key whose fingerprint is 645B B1FF 4BE8 1759 8276 6DFF CE4E F525 3612 E620

To claim this, I am signing this object: