com.caucho.quercus.expr

Class BinaryCommaExpr

java.lang.Object

com.caucho.quercus.expr.Expr

com.caucho.quercus.expr.AbstractBinaryExpr

com.caucho.quercus.expr.BinaryCommaExpr

public class BinaryCommaExpr
extends AbstractBinaryExpr

A "($foo, $bar)" comma expression (evaluates all and returns first).

Field Summary

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

_left, _right

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

COMPILE_ARG_MAX, NULL_ARGS

Constructor Summary

Constructors

Constructor and Description
BinaryCommaExpr(Expr left, Expr right)
BinaryCommaExpr(Location location, Expr left, Expr right)

Method Summary

Modifier and Type	Method and Description
Value	eval(Env env) Evaluates the expression.
boolean	evalBoolean(Env env) Evaluates the expression.
java.lang.String	toString()

Methods inherited from class com.caucho.quercus.expr.AbstractBinaryExpr

getLeft, getRight

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

assign, canRead, createAssign, createAssignFrom, createAssignRef, createCall, createClassConst, createClassConst, createClassField, createClassField, createCopy, createDeref, createFieldGet, createFieldGet, createIsset, createRef, createUnset, equals, evalArg, evalArgs, evalArray, evalArrayAssign, evalArrayAssignRef, evalArrayAssignRef, evalArrayAssignTail, evalAssignRef, evalAssignRef, evalAssignValue, evalAssignValue, evalChar, evalConstant, evalConstantPrefix, evalConstantSuffix, evalCopy, evalDirty, evalDouble, evalEmpty, evalIsset, evalIssetValue, evalLong, evalObject, evalPostIncrement, evalPreIncrement, evalQuercusClass, 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, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

BinaryCommaExpr

public BinaryCommaExpr(Location location,
                       Expr left,
                       Expr right)

BinaryCommaExpr

public BinaryCommaExpr(Expr left,
                       Expr right)

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.

evalBoolean

public boolean evalBoolean(Env env)

Evaluates the expression.

Overrides:

evalBoolean in class Expr

Parameters:

env - the calling environment.

Returns:

the expression value.

toString

public java.lang.String toString()

Overrides:

toString in class Expr