Bitwise AND assignment (&=)
The bitwise AND assignment operator (
&=) uses the binary
representation of both operands, does a bitwise AND operation on them and assigns the
result to the variable.
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Operator: x &= y Meaning: x = x & y
let a = 5; // 5: 00000000000000000000000000000101 // 2: 00000000000000000000000000000010 a &= 2; // 0
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