com.caucho.quercus.expr
Class UnaryCopyExpr

java.lang.Object
  extended by com.caucho.quercus.expr.Expr
      extended by com.caucho.quercus.expr.AbstractUnaryExpr
          extended by com.caucho.quercus.expr.UnaryCopyExpr
Direct Known Subclasses:
UnaryCopyExprPro

public class UnaryCopyExpr
extends AbstractUnaryExpr

Represents a PHP variable assignment


Field Summary
 
Fields inherited from class com.caucho.quercus.expr.AbstractUnaryExpr
_expr
 
Fields inherited from class com.caucho.quercus.expr.Expr
COMPILE_ARG_MAX
 
Constructor Summary
UnaryCopyExpr(Expr expr)
           
UnaryCopyExpr(Location location, Expr expr)
           
 
Method Summary
 Value eval(Env env)
          Evaluates the expression.
 Value evalArg(Env env, boolean isTop)
          Evaluates the expression.
 java.lang.String toString()
           
 
Methods inherited from class com.caucho.quercus.expr.AbstractUnaryExpr
getExpr
 
Methods inherited from class com.caucho.quercus.expr.Expr
assign, canRead, createAssign, createAssignFrom, createAssignRef, createCall, createClassConst, createClassField, createClassField, createCopy, createDeref, createFieldGet, createFieldGet, createIsset, createRef, createUnset, evalArgs, evalArray, evalArrayAssign, evalAssignRef, evalAssignValue, evalBoolean, evalChar, evalConstant, evalConstantPrefix, evalConstantSuffix, evalCopy, evalDirty, evalDouble, evalIsset, evalLong, evalObject, evalPostIncrement, evalPreIncrement, evalRef, evalString, evalStringValue, evalTop, evalUnsetArray, evalValue, evalVar, getFileName, getFunctionLocation, getLine, getLocation, getLocationLine, isArray, isAssign, isBoolean, isConstant, isDouble, isFalse, isLiteral, isLong, isNumber, isRef, isString, isTrue, isVar, print
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

UnaryCopyExpr

public UnaryCopyExpr(Location location,
                     Expr expr)

UnaryCopyExpr

public UnaryCopyExpr(Expr expr)
Method Detail

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.

toString

public java.lang.String toString()
Overrides:
toString in class Expr