shhider/bit-operator.md

Created May 19, 2020 09:51

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[Bit Operator] #javascript

Raw

To test if a bit is set:

if ((mask & flag) != 0) {
  // bit is set
} else {
  // bit is not set
}

To set a bit:

mask |= flag;

To clear a bit:

mask &= ~flag;

To toggle a bit:

mask ^= flag;