Javascript:如何将参数传递给回调函数
问题描述:
我遇到了如何正确地传递参数到回调函数,而不立即调用该函数。
I'm stumped on how to correctly pass parameters to a callback function without immediately calling that function.
例如,这将正常工作:
var callBack = function() { ... }
window.setTimeout( callBack, 1000 );
但这会意外调用 callBack
:
var callBack = function(param1, param2) { ... }
window.setTimeout( callBack('foo','bar'), 1000 );
答
You can call it as follows,
var callBack = function(param1, param2) { ... }
window.setTimeout( function(){callBack('foo','bar');}, 1000 );