Summary Description. Assemble, install, or maintain solar photovoltaic (PV) systems on roofs or other structures in compliance with site assessment and schematics. May include measuring, cutting, assembling, and bolting structural framing and solar modules. May perform minor electrical work such as current checks.
IFERROR(value, value_if_error) The IFERROR function syntax has the following arguments: Value Required. The argument that is checked for an error. Value_if_error Required. The value to return if the formula evaluates to an error.
To enter an array formula, press CTRL+SHIFT+ENTER. Use the COUNTIF() function to count the occurrences of a text string. For example, use the formula. where. is the range of cells that you are evaluating, and. is the text string that you want to count instances of (note that. must be enclosed in quotation marks).s the number that you want to count. NOTE: This formula must be entered as an array formula. To enter an array formula, press CTRL+SHIFT+ENTER. Use this formula. where. is the range that you want to search, and. is the text that you want to find (the text must be enclosed in quotation marks).