Structured text program development environment

This section introduces the structured text (ST) program language editor.
Structured text program development environment
Structured text program development environment
ST program development environment
Item
Description
Callout1
Opens the local variable grid to view the variables that are used by the current program.
Callout2
Opens a box to enter a line number to go to. The box shows:
  • The current line number where your cursor is located.
  • The number of characters in the current line.
  • The range of line numbers that you can enter in the box.
When a line number is entered, the line is highlighted. Selecting
Enter
goes to the line.
Callout3
Zooms out the editor. It resets when the tab is closed and does not affect other tabs.
Callout4
Resets the editor to 100% zoom.
Callout5
Zooms in the editor. It resets when the tab is closed and does not affect other tabs.
Callout6
Displays or hides the values of the variables, through which you can read the value and check the project logic.
It does not affect other tabs.
Callout7
Makes up the primary portion of the structured text editor. In this area, you add all of the text and make any edits to your ST program.
When you are entering instructions, a prompt list displays for possible instructions, and then a tooltip shows the instruction definition and expected parameters of the selected instruction.
If there are any errors in your code, tooltips will provide error explanations.
Callout8
Displays a scaled-down overview of the entire content.
The slider indicates the portion of code displayed in the editor, with errors highlighted in red. Select or drag the shaded area to quickly jump to different sections in your code.
Use the ST editor commands to configure the mini-map.
Callout9
Scrolls the page up and down. The short line on the scroll bar indicates your current position.
Callout_orange
Adds elements to the ST editor.
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