javascript charat
var str="Hello Folks!"
var firstStringChar = str.charAt(0); //H
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/*
charAt() method
This method takes in a string and an index as input
and returns the character at that position in the specified string
*/
myString = "Hello World!";
console.log(myString.charAt(0)); // outputs "H"
console.log(myString.charAt(5)); // outputs " "
console.log(myString.charAt(8)); // outputs "r"
// If the specified index is bigger or equal to the length of the string,
// the output will be "".
console.log(myString.charAt(23)); // outputs ""
Thank you!
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const str = 'Hello';
str.substring(0, 2); // => 'Hel'
Thank you!
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let str = new String("This is string");
console.log("str.charAt(0) is:" + str.charAt(0));
console.log("str.charAt(1) is:" + str.charAt(1));
console.log("str.charAt(2) is:" + str.charAt(2));
console.log("str.charAt(3) is:" + str.charAt(3));
console.log("str.charAt(4) is:" + str.charAt(4));
console.log("str.charAt(5) is:" + str.charAt(5));
output:
str.charAt(0) is:T
str.charAt(1) is:h
str.charAt(2) is:i
str.charAt(3) is:s
str.charAt(4) is:
str.charAt(5) is:i
Thank you!
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myString = "Hello World!";
console.log(myString.charAt(0)); // outputs "H"
console.log(myString.charAt(5)); // outputs " "
console.log(myString.charAt(8)); // outputs "r"
/* If the specified index is bigger or equal to the length of the string
the output will be "". */
console.log(myString.charAt(23)); // outputs ""
Thank you!
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