#

# LogiView

## Command 'writeln'

| This command is used to write to a file line-by-line. Each value of any type expression is written to a line in the file.
| This command must not be called with a conditional instruction.
| ### Syntax:
| writeln({INT_VAR},{EXPR_LIST})
| ### I/O parameters:
| {INT_VAR} | Integer variable with file ID number (is assigned when opening the file).
| {EXPR_LIST} | List of expressions of any type. Arguments (expressions) must be separated by colons.
| - |
| ### Return value:
| - |
| ### Return code:
| 0 | No errors during command execution.
| ### Example:
| Declaration of Variables
     10 C Generating file "test.file"
     20 DOCU_LOGIC_1=FALSE
     30 DOCU_INT_1 = open("\tmp\test.file","w")
     40 writeln(DOCU_INT_1,"Line 1")
     50 writeln(DOCU_INT_1,5)
     60 writeln(DOCU_INT_1,"Line 2")
     70 close(DOCU_INT_1)
| Result:
| test.file:
    Zeile 1
    5
    Zeile 2
| Functions and commands: File Interface