mblen_state 3457 ext/standard/basic_functions.c memset(&BG(mblen_state), 0, sizeof(BG(mblen_state))); mblen_state 229 ext/standard/basic_functions.h mbstate_t mblen_state; mblen_state 159 ext/standard/php_string.h # define php_mblen(ptr, len) ((ptr) == NULL ? memset(&BG(mblen_state), 0, sizeof(BG(mblen_state))): (int)mbrlen(ptr, len, &BG(mblen_state)))