fetch_simple_variable_ex 720 Zend/zend_compile.c fetch_simple_variable_ex(result, varname, bp, ZEND_FETCH_W TSRMLS_CC); fetch_simple_variable_ex 6240 Zend/zend_compile.c fetch_simple_variable_ex(result, variable, 0, ZEND_FETCH_R TSRMLS_CC);