Примери за използване на Expr на Английски и техните преводи на Български
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Moved the parse code from prototype math. expr.
TWON='expr$N* 2' Arithmetic expression(only integers).
If criteria is omitted,the DSum function evaluates expr against the entire domain.
Expr Shell programming Evaluate arguments as an expression.
Any field included in expr must be a numeric field. domain.
If expr is found in the list of values, the In operator returns True;
Any field included in expr must be a numeric field. domain.
Expressions against which you want to evaluate expr.
If criteria is omitted,the DSum function evaluates expr against the entire domain.
String operators● length EXPR length Returns the length in characters of the value of EXPR.
If criteria is omitted, the DVar andDVarP functions evaluate expr against the entire domain.
Numeric operators● hex EXPR hex Interprets EXPR as a hex string and returns the decimal value.
Throughout the rest of this manual we will write expr to indicate any valid PHP expression.
Expess(EXPR. US) was up 8.8% after losses for the quarter were half the expectations of investors.
If criteria is omitted, the DVar andDVarP functions evaluate expr against the entire domain.
Un/defined quantities● undef EXPR undef Undefines the value of EXPR, which must be an lvalue.
If criteria is omitted, the DStDev andDStDevP functions evaluate expr against the entire domain.
If expr includes a function, it can be either built-in or user-defined, but not another domain aggregate or SQL aggregate function.
For example, if evaluating falsepart results in adivision by zero error, an error occurs even if expr is True.
If expr includes a function, it can be either built-in or user-defined, but not another domain aggregate or SQL aggregate function.
You can include the Not logical operator to evaluate the opposite condition(that is, whether expr is not in the list of values).
Un/defined quantities● defined EXPR defined Returns a Boolean value telling whether EXPR has a value other than the undefined value undef.
Since each nested IIf function is thefalsepart argument of the IIf function that contains it, the text"Some other language" is only returned if all the expr arguments of all the IIf functions evaluate to False.
Operands in expr can include the name of a table field or function(which can be either intrinsic or user-defined but not other SQL aggregate functions).
Note: To use logical operators such as"And" or"Or" in the expr argument of the IIf function, you must enclose the logical expression in the Eval function.
Operands in expr can include the name of a table field, a constant, or a function(which can be either intrinsic or user-defined but not one of the other SQL aggregate functions).
Many variations of these original forms of regular expressions were used in Unix programs at Bell Labs in the 1970s, including vi, lex, sed,AWK, and expr, and in other programs such as Emacs.
The expr placeholder represents a string expression identifying the field that contains the numeric data you want to add or an expression that performs a calculation using the data in that field.
If there are no subexpr. but whole expr was found(Exec* returned True), then SubExprMatchCount=0, if no subexpressions nor whole r.e. found(Exec* returned false) then SubExprMatchCount=-1.
The expr placeholder represents a string expression identifying the field that contains the numeric data you want to add or an expression that performs a calculation using the data in that field.