var_export函数的使用方法
exportvarInstructionsfunctionvariablestringofexpressoutputreturn
var_export -- 输出或返回一个变量的字符串表示
描述
mixed var_export ( mixed expression [, bool return])
此函数返回关于传递给该函数的变量的结构信息，它和 var_dump() 类似，不同的是其返回的表示是合法的 PHP 代码。
您可以通过将函数的第二个参数设置为 TRUE，从而返回变量的表示。
比较 var_export() 和 var_dump().
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