let str = "Please locate where 'locate' occurs!";
str.indexOf("locate");
//it will returns the index of (the position of) the first occurrence of a specified text in a string:
// >> 7
//if you find this answer is useful ,
//upvote ⇑⇑ , so can the others benefit also . @mohammad alshraideh ( ͡~ ͜ʖ ͡°)