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 WINDEV, WEBDEV AND WINDEV MOBILE

Version: 2025
NULL values in HFSQL
WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of the HFSQL data files and for all the other types of accesses (Native, OLE DB, ...
Max (Function)
Returns the greatest value passed as parameter.
<ANSI string>.ToNum (Function)
Returns the numeric value of a character string. This feature enables you to perform numeric calculations on strings.
<Source>.BuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
HBuildKeyValueANSI (Function)
Whatever the platform used, the data stored in HFSQL data files is in ANSI format.
StringToNum (Function)
Returns the numeric value of a character string. This feature enables you to perform numeric calculations on strings.
HBuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
ChronoValue (Function)
Indicates the time elapsed (in milliseconds) since the call to ChronoStart.
LocalStorageGet (Function)
Retrieves a value from the local storage.
Val (Function)
Returns the numeric value of a character string.
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
<Array>.Min (Function)
Returns the lowest value in the array.
Min (Function)
Returns the lowest value.
Data persistence
The data persistence is used to store the value typed by the user...
<Array>.Max (Function)
Returns the greatest value in the array.
EvaluateExpression (Function)
Evaluates the value of an expression built in a character string.
ControlToSource (Function)
Assigns the control value to the source of a control link.
ReturnedValue (Property)
The ReturnedValue property is used to handle the return value.
MemcachedModify (Function)
Modifies a key/value couple in the Memcached cache....
Error 533: The expression of a { } must be a string
MemcachedIncrementKeyGroup (Function)
Increments the value associated with a key on a group of servers.
MemcachedDecrementKeyGroup (Function)
Decrements the value associated with a key on a group of servers.
<httpRequest variable>.ReadCookie (Function)
Returns the value of a cookie received further to an HTTP request.
grRBMaximumValue (Function)
Sets the maximum value in a Radial Bar chart.
<Source>.ToItem (Function)
Assigns the specified value to an item of the current record.
ScrollValue (Property)
The ScrollValue property gets and sets the scroll value.
Constant
The constants are language elements whose value is fixed once and for all...
PageParameter (Function)
Returns the value of a parameter passed to the current page.
Close (Function)
Closes a WINDEV window (and returns a value if necessary).
BitwiseNOT (Function)
Returns the result of the bitwise logical NOT operation of a value.
eToCurrency (Function)
Converts a value expressed in Euro into another currency.
eToEuro (Function)
Converts to Euro a value expressed in a specific currency.
MatReadColumn (Function)
Reads the value of all the elements found in a matrix column.
MatReadLine (Function)
Reads the value of all elements found in a matrix row.
HToItem (Function)
Assigns the specified value to an item of the current record.
ImageInfoValue (Function)
Returns the value of an Exif tag for the image used.
ImageInfoModify (Function)
Modifies the value of an Exif tag for the image used.
<Chart>.RBMaximumValue (Function)
Sets the maximum value in a Radial Bar chart.
RedisGet (Function)
Gets the value of a key from a Redis server as a string.
<redisConnection>.Get (Function)
Gets the value of a key from a Redis server as a string.
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