Promotic

FileTextRead - method of the Pm object

Description:
Reading the content of the text file into the value of the String type or the Array of strings.
Syntax:
Variant FileTextRead(String sFile, Long nType)
Parameters:
sFile(String) The file name with the path.
If a full path is not entered, then it is completed relative to the application folder.
It is recommended to use the PROMOTIC path syntax - see PROMOTIC path to files and folders.
nType(Long) Value of the parameter.
0 - Returns String of the content of the entire file
1 - Returns the 1-dimensional array of the String type where each item of the array contains just one line of the file.
2 - Returns a value of the String type of the first line of the file.
3 - Returns a value of the String type of the last line of the file.
Caution: If the text file contains the "new line" character, then this option returns an empty string corresponding to the last empty row.
Return values:
If the operation failed, then the method returns returns the Null value (it can be tested by the Pm.IsValid method).
Note:
This method is not functional in Web panels.
Example:
JavaScriptVBScriptSelect and copy to clipboard

var data = Pm.FileTextRead("#app:file.txt", 1);
if (Pm.IsValid(data))
{
Pm.Debug(data.GetItem(0));
}
PROMOTIC 9.0.17 SCADA system documentation - MICROSYS, spol. s r.o.

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