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trigger_error
trigger_error is used to create user-defined error messages. Its syntax is trigger_error(error_message,error_types). The parameter error_message is required and refers to the specified error message. The length is limited to 1024 characters. This topic provides articles, downloads and courses related to trigger_error, which you can experience for free.
10 recommended articles about the php trigger_error() functionIn some PHP built-in functions (such as mkdir), adding @ in front can shield the errors thrown by the function. So how can a custom function achieve this? I tried throw new Exception and trigger_error and they couldn't be blocked by @. Additional explanation: It's like this. For example, I want to write a JsonFile::get() method that throws an error when the file does not exist and throws an error when the path is illegal. When decoding fails, an error is thrown and false is returned. When the user cares about the error message, he or she can catch and handle it by themselves;...
How to use GET()? Summary of php GET() instance usageIn some PHP built-in functions (such as mkdir), adding @ in front can shield the errors thrown by the function. So how can a custom function achieve this? I tried throw new Exception and trigger_error and they couldn't be blocked by @. Additional explanation: It's like this. For example, I want to write a JsonFile::get() method that throws an error when the file does not exist and throws an error when the path is illegal. When decoding fails, an error is thrown and false is returned. Users can catch it themselves if they care about the error message...- 10 recommended articles about php user_error() functionCurrent number of APIs 12 created (4) trigger_error — Create a user-defined error message, used to trigger an error message under user-specified conditions. It is used with the built-in error handler, and can also be used with user-defined functions created by the set_error_handler() function user_error — alias of trigger_error set_error_handler — Sets a user-defined error handling function, replacing the built-in...
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