Method getBooleanArg

ij/src/main/java/ij/macro/Functions.java:619–625

()

	}

	boolean getBooleanArg() {
		interp.getLeftParen();
		double arg = interp.getBooleanExpression();
		interp.checkBoolean(arg);
		interp.getRightParen();
		return arg==0?false:true;
	}

	final Variable getVariableArg() {
		interp.getLeftParen();