Javascript Basic 6 String search
JavaScript Search Methods
String indexOf() //The indexOf() method returns the index of (the position of) the first occurrence of a specified text in a string:
String lastIndexOf()// let str = ["Please" ,"locate", "where", "'locate'", "occurs!"];
String startsWith() // The startsWith() method returns true if a string begins with a specified value, otherwise false:
String endsWith() //The endsWith() method returns true if a string ends with a specified value, otherwise false:
search(); The search() method searches a string for a specified value and returns the position of the match:
includes()//The includes() method returns true if a string contains a specified value.
//Check if a string includes "world", starting the search at position 12:
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