======Assignment Operators======

Assignment Operators set the value of the [[PTPScript:Variables|Variable]] on the left of the Operator to be the value of the expression on the right of the Operator, after any appropriate operation (as determined by the Assignment Operator in question).

^ Symbol ^ [[PTPScript:Operators#Operator Types|Type]] ^ Name ^ Description ^ Example ^
^ **General** ^^^^^
| %% = %% | Infix | Assignment | Sets the left term to be equal to the right term | ''%% a = b %%'' |
^ **[[Arithmetic|Arithmetic]]** ^^^^^
| **[[Number|Number]]** |||||
| %% += %% | Infix | Addition assignment | Numeric addition and set equal to | ''%% a += b %%'' |
| %% -= %% | Infix | Subtraction assignment | Numeric subtraction and set equal to | ''%% a -= b %%'' |
| %% *= %% | Infix | Multiplication assignment | Numeric multiplication and set equal to | ''%% a *= b %%'' |
| %% /= %% | Infix | Division assignment | Numeric division and set equal to | ''%% a /= b %%'' |
| %% %= %% | Infix | Modulus assignment | Numeric modulus (remainder) and set equal to | ''%% a %= b %%'' |
| %% **= %% | Infix | Exponentiation assignment | Exponentiation (raise to power) and set equal to | ''%% a **= b %%'' |
| **[[String|String]]** |||||
| %% ~= %% | Infix | Concatenation assignment | String concatenation and set equal to | ''%% a ~= b %%'' |
| %% ~*= %% | Infix | Repetition assignment | String repetition and set equal to | ''%% a ~*= b %%'' |
| **[[Array|Array]]** |||||
| %% @= %% | Infix | Merge assignment | Array merge and set equal to | ''%% a @= b %%'' |
| %% @*= %% | Infix | Repetition assignment | Array repetition and set equal to | ''%% a @*= b %%'' |
^ **[[Bitwise|Bitwise]]** ^^^^^
| **[[Number|Number]]** |||||
| %% +&= %% | Infix | AND assignment | Numeric bitwise AND and set equal to | ''%% a +&= b %%'' |
| %% +|= %% | Infix | OR assignment | Numeric bitwise OR and set equal to | ''%% a +|= b %%'' |
| %% +^= %% | Infix | XOR assignment | Numeric bitwise XOR and set equal to | ''%% a +^= b %%'' |
| %% +<= %% | Infix | Shift left assignment | Numeric bitwise shift left and set equal to | ''%% a +<= b %%'' |
| %% +>= %% | Infix | Shift right assignment | Numeric bitwise shift right and set equal to | ''%% a +>= b %%'' |
| **[[String|String]]** |||||
| %% ~&= %% | Infix | AND assignment | String bitwise AND and set equal to | ''%% a ~&= b %%'' |
| %% ~|= %% | Infix | OR assignment | String bitwise OR and set equal to | ''%% a ~|= b %%'' |
| %% ~^= %% | Infix | XOR assignment | String bitwise XOR and set equal to | ''%% a ~^= b %%'' |
| %% ~<= %% | Infix | Shift left assignment | String bitwise shift left and set equal to | ''%% a ~<= b %%'' |
| %% ~>= %% | Infix | Shift right assignment | String bitwise shift right and set equal to | ''%% a ~>= b %%'' |
| **[[Boolean|Boolean]]** |||||
| %% ?&= %% | Infix | AND assignment | Boolean bitwise AND and set equal to | ''%% a ?&= b %%'' |
| %% ?|= %% | Infix | OR assignment | Boolean bitwise OR and set equal to | ''%% a ?|= b %%'' |
| %% ?^= %% | Infix | XOR assignment | Boolean bitwise XOR and set equal to | ''%% a ?^= b %%'' |
^ **[[Logical|Logical]]** ^^^^^
| **High precedence (tight)** |||||
| %% &&= %% | Infix | AND assignment | Logical AND and set equal to | ''%% a &&= b %%'' |
| %% ||= %% | Infix | OR assignment | Logical OR and set equal to | ''%% a ||= b %%'' |
| %% ^^= %% | Infix | XOR assignment | Logical XOR and set equal to | ''%% a ^^= b %%'' |
| %% |?|= %% | Infix | Existence assignment | Logical ERR and set equal to | ''%% a |?|= b %%'' |
^ **[[Range|Range]]** ^^^^^
| %% ...= %% | Infix | Range assignment | Range and set equal to | ''%% a ...= b %%'' |