JavaScript Programming Tutorial 21 – More String Methods (substring, substr, slice, trim, repeat)




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This is #21 in a series on JavaScript. We continue our discussion on string methods!

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4 responses to “JavaScript Programming Tutorial 21 – More String Methods (substring, substr, slice, trim, repeat)”

  1. Hi I'm a beginer to JavaScript What is wrong in this code.. Its not displaying in browser….

    Any body pls help….🙏

    var shortcut = function(s1, s2) {
    var s1= "Amnesty";
    var s2 = "International"
    return s1.charAt(0) + s2.charAt(0);
    };

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