Retrieve numerical value of a RPM macro

# rpmexpandnumeric

(PECL rpminfo >= 1.2.0)

rpmexpandnumeric — Retrieve numerical value of a RPM macro

### 说明

function rpmexpandnumeric(string `$text`): int

Retrieve numerical value of a RPM macro.

### 参数

`text`
  Text with RPM macros to expand.

### 返回值

Macro expansion as a int. Boolean values (`Y` or `y` returns 1, `N` or `n` returns `0`) are permitted as well. An undefined macro returns `0`.

### 示例

示例 #1 A rpmexpandnumeric() example

    <?php
    $bits = rpmexpandnumeric("%__isa_bits");
    print_r($bits);
    ?>

以上示例会输出：

    64

### 参见

- rpmexpand() - Retrieve expanded value of a RPM macro

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