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Is there a better way than this to splice an array into another array in javascript

var string = 'theArray.splice('+start+', '+number+',"'+newItemsArray.join('","')+'");';


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1 Answer

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You can use apply to avoid eval:

var args = [start, number].concat(newItemsArray);

Array.prototype.splice.apply(theArray, args);

The apply function is used to call another function, with a given context and arguments, provided as an array, for example:

If we call:

var nums = [1,2,3,4];

Math.min.apply(Math, nums);

The apply function will execute: