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API Macros

A set of macros was introduced into Zend's API that simplify access to zval containers (see Table 46-19).

Table 46-19. API Macros for Accessing zval Containers

Macro	Refers to
`Z_LVAL(zval)`	`(zval).value.lval`
`Z_DVAL(zval)`	`(zval).value.dval`
`Z_STRVAL(zval)`	`(zval).value.str.val`
`Z_STRLEN(zval)`	`(zval).value.str.len`
`Z_ARRVAL(zval)`	`(zval).value.ht`
`Z_LVAL_P(zval)`	`(*zval).value.lval`
`Z_DVAL_P(zval)`	`(*zval).value.dval`
`Z_STRVAL_P(zval_p)`	`(*zval).value.str.val`
`Z_STRLEN_P(zval_p)`	`(*zval).value.str.len`
`Z_ARRVAL_P(zval_p)`	`(*zval).value.ht`
`Z_LVAL_PP(zval_pp)`	`(**zval).value.lval`
`Z_DVAL_PP(zval_pp)`	`(**zval).value.dval`
`Z_STRVAL_PP(zval_pp)`	`(**zval).value.str.val`
`Z_STRLEN_PP(zval_pp)`	`(**zval).value.str.len`
`Z_ARRVAL_PP(zval_pp)`	`(**zval).value.ht`

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