class MathfieldMathExpr in Math Field 7

Evalueate a mathfield expression.

Hierarchy

• class \ctools_math_expr
  • class \MathfieldMathExpr

File

includes/mathfield.math_expr.inc, line 13

class MathfieldMathExpr extends ctools_math_expr {

  /**
   * Handle errors gracefully.
   *
   * @throws MathfieldException
   */
  public function trigger($msg) {
    $this->last_error = $msg;
    if (!$this->suppress_errors) {
      throw new MathfieldException($msg);
    }
    return FALSE;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ctools_math_expr::$binaryops	protected	property	The set of operators using two arguments.
ctools_math_expr::$constvars	protected	property	The names of constants, used to make constants read-only.
ctools_math_expr::$errors	public	property	List of all errors reported.
ctools_math_expr::$funcs	protected	property	Definitions of all built-in functions.
ctools_math_expr::$last_error	public	property	The last error message reported.
ctools_math_expr::$ops	protected	property	Operators and their precedence.
ctools_math_expr::$simplefuncs	protected	property	Built in simple (one arg) functions. Merged into $this->funcs in constructor.
ctools_math_expr::$suppress_errors	public	property	If TRUE do not call trigger_error on error other wise do.
ctools_math_expr::$userfuncs	protected	property	User defined functions.
ctools_math_expr::$vars	protected	property	Variable and constant values.
ctools_math_expr::e	public	function	Backwards compatible wrapper for evaluate().
ctools_math_expr::evaluate	public	function	Evaluate the expression.
ctools_math_expr::funcs	public	function	Fetch all user defined functions in the expression.
ctools_math_expr::nfx	private	function	Convert infix to postfix notation.
ctools_math_expr::pfx	public	function	Evaluate a prefix-operator stack expression.
ctools_math_expr::set_suppress_errors	public	function	Change the suppress errors flag.
ctools_math_expr::vars	public	function	Fetch an array of variables used in the expression.
ctools_math_expr::__construct	public	function	Public constructor.
MathfieldMathExpr::trigger	public	function	Handle errors gracefully. Overrides ctools_math_expr::trigger