| 1 | define( [
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| 2 | "./arr"
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| 3 | ], function( arr ) {
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| 4 |
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| 5 | ;
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| 6 |
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| 7 | // Support: IE 9 - 11+, Edge 18+, Android Browser 4.0 - 4.3 only, iOS 7 - 11 only, Safari 11 only,
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| 8 | // Firefox <= 61 only
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| 9 | // Provide fallback for browsers without Array#flat.
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| 10 | return arr.flat ? function( array ) {
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| 11 | return arr.flat.call( array );
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| 12 | } : function( array ) {
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| 13 | return arr.concat.apply( [], array );
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| 14 | };
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| 15 |
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| 16 | } );
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