/**
*
* Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
**/
/**
* Implements the CFML Function chr
*/
package lucee.runtime.functions.string;
import lucee.runtime.PageContext;
import lucee.runtime.exp.ExpressionException;
import lucee.runtime.ext.function.Function;
public final class Chr implements Function {
private static final long serialVersionUID = -4941617303146860984L;
public static String call(PageContext pc , double number) throws ExpressionException {
int value=(int) number;
if(value<1){
if(value==0)return "";
//else {
throw new ExpressionException("Parameter 1 of function chr which is now ["+value+"] must be a non-negative integer");
//}
}
return ""+(char)value;
}
}