implode          2781 ext/standard/basic_functions.c 	PHP_FE(implode,															arginfo_implode)
implode          2782 ext/standard/basic_functions.c 	PHP_FALIAS(join,				implode,								arginfo_implode)
implode            40 ext/standard/php_string.h PHP_FUNCTION(implode);
implode          1287 ext/standard/string.c PHP_FUNCTION(implode)