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187 lines
3.1 KiB
Plaintext
187 lines
3.1 KiB
Plaintext
Mathematical operators
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-----
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<?php
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// unary ops
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~$a;
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+$a;
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-$a;
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// binary ops
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$a & $b;
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$a | $b;
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$a ^ $b;
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$a . $b;
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$a / $b;
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$a - $b;
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$a % $b;
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$a * $b;
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$a + $b;
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$a << $b;
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$a >> $b;
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// associativity
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$a * $b * $c;
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$a * ($b * $c);
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// precedence
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$a + $b * $c;
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($a + $b) * $c;
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-----
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array(
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0: Expr_BitwiseNot(
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expr: Expr_Variable(
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name: a
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)
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)
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1: Expr_UnaryPlus(
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expr: Expr_Variable(
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name: a
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)
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)
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2: Expr_UnaryMinus(
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expr: Expr_Variable(
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name: a
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)
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)
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3: Expr_BitwiseAnd(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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4: Expr_BitwiseOr(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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5: Expr_BitwiseXor(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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6: Expr_Concat(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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7: Expr_Div(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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8: Expr_Minus(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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9: Expr_Mod(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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10: Expr_Mul(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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11: Expr_Plus(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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12: Expr_ShiftLeft(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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13: Expr_ShiftRight(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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14: Expr_Mul(
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left: Expr_Mul(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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right: Expr_Variable(
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name: c
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)
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)
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15: Expr_Mul(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Mul(
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left: Expr_Variable(
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name: b
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)
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right: Expr_Variable(
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name: c
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)
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)
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)
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16: Expr_Plus(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Mul(
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left: Expr_Variable(
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name: b
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)
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right: Expr_Variable(
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name: c
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)
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)
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)
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17: Expr_Mul(
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left: Expr_Plus(
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left: Expr_Variable(
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name: a
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)
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right: Expr_Variable(
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name: b
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)
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)
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right: Expr_Variable(
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name: c
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)
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)
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) |