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java.lang.Objectcom.caucho.quercus.expr.Expr
com.caucho.quercus.expr.AbstractVarExpr
com.caucho.quercus.expr.VarVarExpr
public class VarVarExpr
Represents a PHP variable expression.
Field Summary | |
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protected Expr |
_var
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Fields inherited from class com.caucho.quercus.expr.Expr |
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COMPILE_ARG_MAX, NULL_ARGS |
Constructor Summary | |
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VarVarExpr(Expr var)
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VarVarExpr(Location location,
Expr var)
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Method Summary | |
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Value |
eval(Env env)
Evaluates the expression. |
Value |
evalArg(Env env,
boolean isTop)
Evaluates the expression. |
Value |
evalArray(Env env)
Evaluates the expression, converting to an array if necessary. |
Value |
evalAssignRef(Env env,
Value value)
Evaluates the expression. |
void |
evalUnset(Env env)
Evaluates the expression. |
Var |
evalVar(Env env)
Evaluates the expression. |
Expr |
getExpr()
|
java.lang.String |
toString()
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Methods inherited from class com.caucho.quercus.expr.AbstractVarExpr |
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assign, createAssign, createAssignRef, createCopy, createRef, createUnset, evalAssignValue, evalCopy, evalObject, evalRef, isVar |
Methods inherited from class com.caucho.quercus.expr.Expr |
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canRead, createAssignFrom, createCall, createClassConst, createClassField, createClassField, createDeref, createFieldGet, createFieldGet, createIsset, evalArgs, evalArrayAssign, evalArrayAssignTail, evalBoolean, evalChar, evalConstant, evalConstantPrefix, evalConstantSuffix, evalDirty, evalDouble, evalIsset, evalIssetValue, evalLong, evalPostIncrement, evalPreIncrement, evalQuercusClass, evalString, evalStringValue, evalTop, evalUnsetArray, evalValue, getFileName, getFunctionLocation, getLine, getLocation, getLocationLine, isArray, isAssign, isBoolean, isConstant, isDouble, isFalse, isLiteral, isLong, isNumber, isRef, isString, isTrue, print |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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protected final Expr _var
Constructor Detail |
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public VarVarExpr(Location location, Expr var)
public VarVarExpr(Expr var)
Method Detail |
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public Expr getExpr()
public Value eval(Env env)
eval
in class AbstractVarExpr
env
- the calling environment.
public Value evalAssignRef(Env env, Value value)
evalAssignRef
in class AbstractVarExpr
env
- the calling environment.
public void evalUnset(Env env)
evalUnset
in class AbstractVarExpr
env
- the calling environment.public Var evalVar(Env env)
evalVar
in class AbstractVarExpr
env
- the calling environment.
public Value evalArg(Env env, boolean isTop)
evalArg
in class AbstractVarExpr
env
- the calling environment.
public Value evalArray(Env env)
evalArray
in class AbstractVarExpr
env
- the calling environment.
public java.lang.String toString()
toString
in class Expr
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