private function Formatter::is_number in Forena Reports 8

Determines if a value is a number.

Parameters

$value:

Return value

bool

1 call to Formatter::is_number()

Formatter::number in src/FrxPlugin/FieldFormatter/Formatter.php

Format field as a number

File

src/FrxPlugin/FieldFormatter/Formatter.php, line 48

contains various methods for extending report formating, layout, transformation and design.

Class

Formatter

Formatter for common drupal fields.

Namespace

Drupal\forena\FrxPlugin\FieldFormatter

Code

private function is_number($value) {
  $non_numeric_chars = trim($value, ' +-.,0123456789');

  // Determine if it contains +- in the interior
  // Zero is ok here bu
  $inner_symbols = FALSE;
  if (strpos($value, '+') || strpos($value, '-') || strpos($value, ' ')) {
    $inner_symbols = TRUE;
  }
  return empty($non_numeric_chars) && trim($value) !== '' && !$inner_symbols ? TRUE : FALSE;
}