com.caucho.quercus.expr
Class UnaryRefExpr
java.lang.Object
com.caucho.quercus.expr.Expr
com.caucho.quercus.expr.AbstractUnaryExpr
com.caucho.quercus.expr.UnaryRefExpr
public class UnaryRefExpr
- extends AbstractUnaryExpr
Represents a PHP reference argument.
Methods inherited from class com.caucho.quercus.expr.Expr |
assign, canRead, createAssign, createAssignRef, createCall, createClassConst, createClassField, createClassField, createCopy, createDeref, createFieldGet, createFieldGet, createIsset, createRef, createUnset, evalArgs, evalArray, evalArrayAssign, evalArrayAssignTail, evalAssignRef, evalAssignValue, evalBoolean, evalChar, evalConstant, evalConstantPrefix, evalConstantSuffix, evalCopy, evalDirty, evalDouble, evalIsset, evalIssetValue, evalLong, evalObject, evalPostIncrement, evalPreIncrement, evalQuercusClass, evalRef, evalString, evalStringValue, evalTop, evalUnsetArray, evalValue, getFileName, getFunctionLocation, getLine, getLocation, getLocationLine, isArray, isAssign, isBoolean, isConstant, isDouble, isFalse, isLiteral, isLong, isNumber, isString, isTrue, isVar, print |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
UnaryRefExpr
public UnaryRefExpr(Location location,
Expr expr)
UnaryRefExpr
public UnaryRefExpr(Expr expr)
isRef
public boolean isRef()
- Returns true for a reference.
- Overrides:
isRef
in class Expr
createAssignFrom
public Expr createAssignFrom(QuercusParser parser,
AbstractVarExpr leftHandSide)
- Creates an assignment using this value as the right hand side.
- Overrides:
createAssignFrom
in class Expr
eval
public Value eval(Env env)
- Evaluates the expression.
- Specified by:
eval
in class Expr
- Parameters:
env
- the calling environment.
- Returns:
- the expression value.
evalArg
public Value evalArg(Env env,
boolean isTop)
- Evaluates the expression.
- Overrides:
evalArg
in class Expr
- Parameters:
env
- the calling environment.
- Returns:
- the expression value.
evalVar
public Var evalVar(Env env)
- Evaluates the expression.
- Overrides:
evalVar
in class Expr
- Parameters:
env
- the calling environment.
- Returns:
- the expression value.
toString
public java.lang.String toString()
- Overrides:
toString
in class Expr