สุดท้ายดัชนีของตารางคู่ลำดับ
รหัสตัวอย่าง
จาวาสคริปต์ได้เมื่อรายการที่อยู่ในตารางคู่ลำดับ
var colors = ["red","blue","green"];
var green = colors[colors.length - 1]; //get last item in the array
สุดท้ายดัชนีของจาวาสคริปต์
var str = "Please locate where 'locate' occurs!";
var ind1 = str.indexOf("locate"); // return location of first value which founded
var ind2 = str.lastIndexOf("locate"); // return location of last value which founded
var ind3 = str.indexOf("locate", 15); // start search from location 15 and then take first value which founded
var ind4 = str.search("locate");
//The search() method cannot take a second start position argument.
//The indexOf() method cannot take powerful search values (regular expressions).
document.write("<br>" + "Length of string:", len);
document.write("<br>" + "indexOf:", ind1);
document.write("<br>" + "index of last:", ind2);
document.write("<br>" + "indexOf with start point:", ind3);
document.write("<br>" + "search:", ind4);หน้าคล้ายกัน
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