public function checkForNonEmptyString(
        $fieldName,
        $canUseFlexforms,
        $sheet,
        $explanation
    ) {
        $value = $this->objectToCheck->getConfValueString($fieldName, $sheet);
        $this->checkForNonEmptyStringValue(
            $value,
            $fieldName,
            $canUseFlexforms,
            $explanation
        );
    }
public function checkForNonEmptyString(
        $fieldName,
        $canUseFlexforms,
        $sheet,
        $explanation
    ) {
        $value = $this->objectToCheck->getConfValueString($fieldName, $sheet);
        $this->checkForNonEmptyStringValue(
            $value,
            $fieldName,
            $canUseFlexforms,
            $explanation
        );
    }
public function checkForNonEmptyString ( $ fieldName , $ canUseFlexforms , $ sheet , $ explanation ) { $ value = $ this -> objectToCheck -> getConfValueString ( $ fieldName , $ sheet ) ; $ this -> checkForNonEmptyStringValue ( $ value , $ fieldName , $ canUseFlexforms , $ explanation ) ; }
Checks whether a configuration value contains a non-empty-string.

@param string $fieldName
TS setup field name to extract, must not be empty
@param bool $canUseFlexforms
whether the value can also be set via flexforms (this will be
mentioned in the error message)
@param string $sheet
flexforms sheet pointer, eg. "sDEF", will be ignored if
$canUseFlexforms is set to FALSE
@param string $explanation
a sentence explaining what that configuration value is needed for
and why it needs to be non-empty, must not be empty

@return void
Checks whether a configuration value contains a non - empty - string .