com.caucho.quercus.expr
Class AbstractLongValuedExpr

java.lang.Object
  com.caucho.quercus.expr.Expr
      com.caucho.quercus.expr.AbstractLongValuedExpr

public abstract class AbstractLongValuedExpr
extends Expr

Represents a PHP expression.

Field Summary

Fields inherited from class com.caucho.quercus.expr.Expr

COMPILE_ARG_MAX

Constructor Summary

AbstractLongValuedExpr()

AbstractLongValuedExpr(Location location)

Method Summary

Value	eval(Env env) Evaluates the expression as a value.
boolean	evalBoolean(Env env) Evaluates the expression as a boolean.
double	evalDouble(Env env) Evaluates the expression as double
abstract long	evalLong(Env env) Evaluates the expression as a long.

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, evalArg, evalArgs, evalArray, evalArrayAssign, evalAssignRef, evalAssignValue, evalChar, evalConstant, evalConstantPrefix, evalConstantSuffix, evalCopy, evalDirty, evalIsset, 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, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

AbstractLongValuedExpr

public AbstractLongValuedExpr(Location location)

AbstractLongValuedExpr

public AbstractLongValuedExpr()

Method Detail

eval

public Value eval(Env env)

Evaluates the expression as a value.

Specified by:

eval in class Expr

Parameters:

env - the calling environment.

Returns:

the expression value.

evalBoolean

public boolean evalBoolean(Env env)

Evaluates the expression as a boolean.

Overrides:

evalBoolean in class Expr

Parameters:

env - the calling environment.

Returns:

the expression value.

evalDouble

public double evalDouble(Env env)

Evaluates the expression as double

Overrides:

evalDouble in class Expr

Parameters:

env - the calling environment.

Returns:

the expression value.

evalLong

public abstract long evalLong(Env env)

Evaluates the expression as a long.

Overrides:

evalLong in class Expr

Parameters:

env - the calling environment.

Returns:

the expression value.