To combine the two arrays into a single array, we can use the es6 spread(…) operator in JavaScript. Here is an example: const num1 = [1, 2]; const num2 = [3, 4]; console.log([...num1,...num2]); Output: [1, 2, 3, 4] Note: The spread(…) operator unpacks the iter...
This syntax can also be used instead of pushing values to an array: letnumbers=[1,2,3];// LONGER FORMnumbers.push(4);numbers.push(5);// SHORTHANDnumbers=[...numbers,4,5]; Source https://medium.com/geekculture/20-javascript-snippets-to-code-like-a-pro-86f5fda5598e ...
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fun <T, U> combine(first: Array<T>?, second: Array<U>?): Array<Any?>? { return Stream.concat(Arrays.stream(first), Arrays.stream(second)) .toArray() } fun main() { val first = arrayOf(1, 2, 3) val second = arrayOf('A', 'B', 'C') val joined = combine(first, second...
This function returns the merged array. The program below shows how we can use the array_merge() function to combine two arrays in PHP. <?php $array1=array("Rose","Lili","Jasmine","Hibiscus","Tulip","Sun Flower","Daffodil","Daisy"); $array2=array("Rose","Lili","Jasmine","Hibisc...
println("Enter the number of elements in first string array:"); int n=scan.nextInt(); String a[]= new String[n]; for(int i=0;i<n;i++) { a[i]=scan.next(); } System.out.println("Enter the number of elements in first string array:"); int p=scan.nextInt(); String b[]...
Combine Arrays Using Spread Operator in JavaScript 6 7 // Sample arrays 8 vararray1=["a","b","c"]; 9 vararray2=[1,2,3]; 10 11 // Concatenating the arrays 12 varresult=[...array1,...array2]; 13 document.write(JSON.stringify...
functionarray_reset_by_array_combine($array,$custom_key){returnarray_combine(array_column($array,$custom_key),$array);} 测试效率 代码语言:javascript 复制 $num=10000000;$t_start=microtime(true);for($i=0;$i<$num;$i++){array_reset_by_array_combine($a,'a');}var_dump(microtime(true)-...
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array_combine(array1,array2) Tips and Notes Note:Both parameters must have equal number of elements. Example <?php $a1=array("a","b","c","d"); $a2=array("Cat","Dog","Horse","Cow"); print_r(array_combine($a1,$a2));