题解 | #修改 this 指向#
修改 this 指向
http://www.nowcoder.com/practice/a616b3de81b948fda9a92db7e86bd171
function bindThis(f, oTarget) { //法1 f.bind(oTarget); //法2 return function(){ return f.call(oTarget,...arguments) } //法3 return function(){ return f.call(oTarget,arguments) } }
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