javascript - How can I find a string in a two dimensional array? -


i have array looks this. 

var array[["a","b"],["c","d"],["e","f"]];

i want able search through array string "d" , return corresponding value "c".

try: 

function find_str(array){   for(var in array){     if(array[i][1] == 'd'){       return array[i][0];     }   } }

edit:

function find_str(array){   for(var i=0;i<array.length;i++){     if(array[i][1] == 'd'){       return array[i][0];     }   } }

-

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