The Array.some() is an inbuilt TypeScript function which is used to check for some element in the array passes the test implemented by the provided function.
Syntax:
array.some(callback[, thisObject])
Parameter: This method accept two parameter as mentioned above and described below:
- callback : This parameter is the Function to test for each element.
- thisObject : This parameter is the Object to use as this when executing callback.
Return Value: This method returns true if some element in this array satisfies the provided testing function.Â
Below example illustrate the  Array  some() method in TypeScriptJS:
Example 1:Â
TypeScript
// check for positive number function ispositive(element, index, array) {    return element > 0; } Â
// Driver code var arr = [ 11, 89, 23, 7, 98 ];   // check for positive number var value = arr.some(ispositive); console.log( value ); |
Output:Â
true
Example 2:Â
TypeScript
// check for even number function iseven(element, index, array) {     return (element % 2 == 0);  }   // Driver code var arr = [ 11, 89, 23, 7, 91 ];   // check for positive number var value = arr.some(iseven); console.log( value ); |
Output:Â
Â
false
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