Helfer "ForeignConcat"

Jan Burse, erstellt 17. Aug 2019
package jekpro.reference.bootload;
* <p>The foreign predicates for the module util.</p>
* <p/>
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public final class ForeignConcat {
* <p>Concat two strings.</p>
* @param str1 The first string.
* @param str2 The second string.
* @return The result string.
public static String sysAtomConcat(String str1, String str2) {
return str1 + str2;
* <p>Check for string.</p>
* @param val The term.
* @return True if the term is a string, otherwise false.
public static boolean sysAtom(Object val) {
return (val instanceof String);