console
Print the log to the debug panel. console Is a global object that can be accessed directly. In the WeChat client, to vConsole Output log in.
method
Print to Debug Panel debug journal;
Print to Debug Panel log journal;
Print to Debug Panel info journal;
Print to Debug Panel warn journal;
Print to Debug Panel error journal;
Create a new grouping in the debug panel. Any subsequent output is indented to indicate that it belongs to the current group. call console.groupEnd after the group;
Be careful
Due to the limited functionality of vConsole and the variations in support for console methods across clients, it is recommended that developers only use the methods provided in this document in their mini programs.
Timer
setTimeout
This API uses number setTimeout(function callback, number delay, any rest)
Function: Set a timer. Execute the registered callback function after the timer expires.
Parameters and description:
function callback, callback function;
number delay, the delay time, the function will be called after the delay, in ms;
any rest, param1, param2, ... , paramN, etc., which are passed as arguments to the callback function.
Return value: number, the number of the timer, this value can be passed to clearTimeout to cancel the timer.
clearTimeout
The API method is clearTimeout(number timeoutID).
Function: cancels the timer set by setTimeout.
Arguments and description: number timeoutID, the ID of the timer to be cancelled.
setInterval
The API uses number setInterval(function callback, number delay, any rest)
Function: Set a timer. Execute the registered callback function according to the specified period (in milliseconds).
Parameters and description:
function callback, the callback function;
number delay, the time interval between the execution of the callback function, in ms;
any rest, param1, param2, ... , paramN and so on, which will be passed as parameters to the callback function.
Return value: number, the number of the timer, this value can be passed to clearInterval to cancel the timer.
clearInterval
The API method is clearInterval(number intervalID)
Function: cancels the timer set by setInterval.
Parameters and description: number intervalID, the ID of the timer to be cancelled.