Php/docs/reflectionparameter.hastype
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ReflectionParameter::hasType
(PHP 7)
ReflectionParameter::hasType — Checks if parameter has a type
说明
public ReflectionParameter::hasType ( ) : bool
Checks if the parameter has a type associated with it.
参数
此函数没有参数。
返回值
true
if a type is specified, false
otherwise.
范例
Example #1 ReflectionParameter::hasType() example
<?phpfunction someFunction(string $param, $param2 = null) {}$reflectionFunc = new ReflectionFunction('someFunction');$reflectionParams = $reflectionFunc->getParameters();var_dump($reflectionParams[0]->hasType());var_dump($reflectionParams[1]->hasType());
以上例程的输出类似于:
bool(true) bool(false)