{"id":1106,"date":"2017-05-09T02:37:09","date_gmt":"2017-05-09T02:37:09","guid":{"rendered":"http:\/\/isophal.info\/?p=1106"},"modified":"2017-05-09T02:37:09","modified_gmt":"2017-05-09T02:37:09","slug":"%e1%9e%80%e1%9e%b6%e1%9e%9a%e1%9e%94%e1%9f%92%e1%9e%9a%e1%9e%be%e1%9e%94%e1%9f%92%e1%9e%9a%e1%9e%b6%e1%9e%9f%e1%9f%8b-data-type-%e1%9e%93%e1%9e%b7%e1%9e%84-variables-%e1%9e%80%e1%9f%92%e1%9e%93","status":"publish","type":"post","link":"https:\/\/isophal.com\/news\/2017\/05\/09\/1106.html\/","title":{"rendered":"\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb Data Type \u1793\u17b7\u1784 Variables \u1780\u17d2\u1793\u17bb\u1784 Java"},"content":{"rendered":"

Java \u1794\u17b6\u1793\u1794\u1784\u17d2\u1780\u17be\u178f simple type \u1785\u17c6\u1793\u17bd\u1793 8\u1782\u17ba\u17c8 byte, short, int, long, float, double, char \u1793\u17b7\u1784boolean\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c \u1794\u17b6\u1793\u1785\u17c2\u1780\u1785\u17c1\u1789\u1787\u17b6 4\u1780\u17d2\u179a\u17bb\u1798\u17c8<\/p>\n

\u00b7 Integers : \u179a\u17bd\u1798\u1798\u17b6\u1793 byte, short, int \u1793\u17b7\u1784long
\n\u00b7 Floating-Point : \u179a\u17bd\u1798\u1798\u17b6\u1793 float\u1793\u17b7\u1784 double
\n\u00b7 Character : \u179a\u17bd\u1798\u1798\u17b6\u1793 char
\n\u00b7 Boolean: : \u179a\u17bd\u1798\u1798\u17b6\u1793 boolean<\/p>\n

\"\"<\/p>\n

1. Integers<\/h3>\n

Integer \u1782\u17ba\u1787\u17b6\u1785\u17c6\u1793\u17bd\u1793\u1782\u178f\u17cb (\u1785\u17c6\u1793\u17bd\u1793\u1782\u17d2\u1798\u17b6\u1793\u1780\u17d2\u1794\u17c0\u179f)\u17d4 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784 Java, integer \u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1785\u17c2\u1780\u200b\u1785\u17c1\u1789\u200b\u1787\u17b6 4 \u1794\u17d2\u179a\u1797\u17c1\u1791 \u1782\u17ba\u17c8 byte, short, int \u1793\u17b7\u1784 long \u178a\u17c2\u179b\u179f\u17bb\u1791\u17d2\u1792\u178f\u17c2\u1787\u17b6 signed data type (\u178f\u17c6\u179b\u17c3\u179b\u17c1\u1781 \u179c\u17b7\u1787\u17d2\u1787\u1798\u17b6\u1793 \u1793\u17b7\u1784 \u17a2\u179c\u17b7\u1787\u17d2\u1787\u1798\u17b6\u1793)\u17d4<\/p>\n

\"\"<\/p>\n

Java \u1798\u17b7\u1793 support unsigned data type (\u178f\u17c6\u179b\u17c3\u179b\u17c1\u1781 \u179c\u17b7\u1787\u17d2\u1787\u1798\u17b6\u1793\u1794\u17c9\u17bb\u178e\u17d2\u178e\u17c4\u17c7) \u1791\u17c1\u17d4
\n\u1794\u17d2\u179a\u179c\u17c2\u1784 \u1793\u17b7\u1784 \u178f\u17c6\u179b\u17c3\u179b\u17c1\u1781 \u178a\u17c2\u179b\u1794\u17d2\u179a\u1797\u17c1\u1791 integer type \u1793\u17b7\u1798\u17bd\u1799\u17d7\u17a2\u17b6\u1785\u1795\u17d2\u1791\u17bb\u1780\u1794\u17b6\u1793 \u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u200b\u1780\u17d2\u1793\u17bb\u1784\u178f\u17b6\u179a\u17b6\u1784\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1793\u17c1\u17c7<\/p>\n

\"\"<\/p>\n

2. Floating-Points<\/h3>\n

Floating-point \u1782\u17ba\u1787\u17b6\u1785\u17c6\u1793\u17bd\u1793\u1796\u17b7\u178f (\u1785\u17c6\u1793\u17bd\u1793\u1798\u17b6\u1793\u1780\u17d2\u1794\u17c0\u179f )\u17d4 Floating-point \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793\u1785\u17c2\u1780\u1785\u17c1\u1789\u1787\u17b6 2\u1794\u17d2\u179a\u1797\u17c1\u1791 \u1782\u17ba\u17c8 float\u1793\u17b7\u1784 double\u17d4
\n\u1794\u17d2\u179a\u179c\u17c2\u1784 \u1793\u17b7\u1784 \u178f\u17c6\u179b\u17c3\u179b\u17c1\u1781 \u178a\u17c2\u179b\u1794\u17d2\u179a\u1797\u17c1\u1791 floating-point \u1793\u17b7\u1798\u17bd\u1799\u17d7\u17a2\u17b6\u1785\u1795\u17d2\u1791\u17bb\u1780\u1794\u17b6\u1793 \u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u200b\u1780\u17d2\u1793\u17bb\u1784\u178f\u17b6\u179a\u17b6\u1784\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1793\u17c1\u17c7<\/p>\n

\"\"<\/p>\n

3. Characters<\/h3>\n

\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784 Java, data type \u178a\u17c2\u179b\u1794\u17d2\u179a\u17be\u179f\u17c6\u179a\u17b6\u1794\u17cb store \u178f\u17bd\u17a2\u1780\u17d2\u179f\u179a\u1782\u17ba char\u17d4 Java \u1794\u17d2\u179a\u17be Unicode \u179f\u17c6\u179a\u17b6\u1794\u17cb\u200b\u178f\u17b6\u1784\u200b\u17a2\u17c4\u1799\u178f\u17bd\u179a\u17a2\u1780\u17d2\u179f\u179a \u1793\u17b7\u1798\u17bd\u1799\u17d7\u17d4 Unicode \u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a 16 bits \u179f\u17c6\u179a\u17b6\u1794\u17cb\u200b\u178f\u17b6\u1784\u200b\u17a2\u17c4\u1799\u200b\u178f\u17bd\u179a\u200b\u17a2\u1780\u17d2\u179f\u179a\u200b\u1798\u17bd\u1799\u17d4 \u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7\u17a0\u17be\u1799 \u1791\u17be\u1794\u179c\u17b6\u17a2\u17b6\u1785\u1780\u17c6\u178e\u178f\u17cb\u1793\u17bc\u179c\u178f\u17bd\u179a\u17a2\u1780\u17d2\u179f\u179a\u1782\u17d2\u179a\u1794\u17cb\u1782\u17d2\u179a\u17b6\u1793\u17cb \u178a\u17c2\u179b\u17a2\u17b6\u1785 \u178f\u17b6\u1784\u200b\u17a2\u17c4\u1799\u200b\u178f\u17bd\u179a\u17a2\u1780\u17d2\u179f\u179a\u200b\u1780\u17d2\u1793\u17bb\u1784\u1782\u17d2\u179a\u1794\u17cb\u200b\u1797\u17b6\u179f\u17b6\u200b\u1791\u17b6\u17c6\u1784\u17a2\u179f\u17cb\u17d4<\/p>\n

\u1794\u17d2\u179a\u1797\u17c1\u1791\u1791\u17b7\u1793\u17d2\u1793\u17d0\u1799 char\u1798\u17b6\u1793\u1794\u17d2\u179a\u179c\u17c2\u1784 16 bits \u1793\u17b7\u1784 \u1798\u17b6\u1793 range \u1785\u17b6\u1794\u17cb\u1796\u17b8 0\u178a\u179b\u17cb 65,536\u17d4 \u17a0\u17be\u1799 standard character set \u178a\u17c2\u179b\u1782\u17c1\u17a0\u17c5\u1790\u17b6 ASCII \u178a\u17c2\u179b\u1798\u17b6\u1793 range \u1785\u17b6\u1794\u17cb\u1796\u17b8 0\u178a\u179b\u17cb 127\u1793\u17b7\u1784 extended 8-bit character set \u178a\u17c2\u179b\u1782\u17c1\u17a0\u17c5\u1790\u17b6 ISO-Latin-1\u178a\u17c2\u179b\u1798\u17b6\u1793 range \u1785\u17b6\u1794\u17cb\u1796\u17b8 0\u178a\u179b\u17cb 255\u1780\u17cf\u179f\u17d2\u1790\u17b7\u178f\u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784 Unicode \u178a\u17c2\u179a\u17d4
\n\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1793\u17c1\u17c7 \u1782\u17ba\u1787\u17b6\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u178a\u17c2\u179b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb char:<\/p>\n

class CharDemo\r\n{\r\npublic static void main(String args[])\r\n{\r\nchar ch1, ch2;\r\n \r\nch1 = 88; \/\/ code for X\r\nch2 = `Y`;\r\n \r\nSystem.out.println(\"ch1 = \" + ch1);\r\nSystem.out.println(\"ch2 = \" + ch2);\r\n}\r\n}\r\n<\/pre>\n
\u1782\u17bd\u179a\u1780\u178f\u17cb\u179f\u17c6\u1782\u17b6\u179b\u17cb\u1790\u17b6 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1781\u17b6\u1784\u179b\u17be ch1 \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793 assigned \u1791\u17c5\u17a2\u17c4\u1799 \u1793\u17bc\u179c\u200b\u178f\u17c6\u179b\u17c3\u200b\u179b\u17c1\u1781 88\u178a\u17c2\u179b\u1787\u17b6\u178f\u17c6\u179b\u17c3 Unicode (\u17a0\u17be\u1799\u1780\u17cf\u1787\u17b6\u178f\u17c6\u179b\u17c3 ASCII code) \u178a\u17c2\u179b\u178f\u17b6\u1784\u17a2\u17c4\u1799\u178f\u17bd\u17a2\u1780\u17d2\u179f\u179a X\u17d4 \u1791\u17c4\u17c7\u1794\u17b8\u1787\u17b6 char\u1798\u17b7\u1793\u1798\u17c2\u1793\u1787\u17b6 integer \u1780\u17cf\u178a\u17c4\u1799 \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u1780\u179a\u178e\u17b8\u1781\u17d2\u179b\u17c7 \u17a2\u17d2\u1793\u1780\u200b\u17a2\u17b6\u1785\u200b\u1792\u17d2\u179c\u17be\u200b\u1794\u17d2\u179a\u1798\u17b6\u178e\u200b\u179c\u17b7\u1792\u17b8\u200b\u179b\u17be\u200b\u179c\u17b6 \u1794\u17d2\u179a\u17c0\u1794\u1794\u17b8\u178a\u17bc\u1785\u1787\u17b6 integer \u17a2\u1789\u17d2\u1787\u17b9\u1784 \u178a\u17c2\u179a \u178a\u17bc\u1785\u1787\u17b6 \u17a2\u17d2\u1793\u1780\u17a2\u17b6\u1785\u1792\u17d2\u179c\u17be\u1794\u17d2\u179a\u1798\u17b6\u178e\u179c\u17b7\u1792\u17b8\u1794\u17bc\u1780\u1791\u17c5\u179b\u17be character \u1796\u17b8\u179a \u179a\u17ba \u1792\u17d2\u179c\u17be\u1794\u17d2\u179a\u1798\u17b6\u178e\u179c\u17b7\u1792\u17b8 increment \u1791\u17c5\u179b\u17be\u178f\u17c6\u179b\u17c3\u179a\u1794\u179f\u17cb character variable \u1787\u17b6\u178a\u17be\u1798\u17d4<\/p>\n
\u1785\u17bc\u179a\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799\u1798\u17be\u179b\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1793\u17c1\u17c7<\/p>\n
class CharDemo2\r\n{\r\npublic static void main(String args[])\r\n{\r\nchar ch;\r\nch = `X`;\r\nSystem.out.println(\"ch = \" + ch);\r\n \r\nch++;\r\nSystem.out.println(\"ch = \" + ch);\r\n}\r\n}\r\n<\/pre>\n
\u178a\u17c6\u1794\u17bc\u1784 ch \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793 assigned \u1791\u17c5\u17a2\u17c4\u1799\u1793\u17bc\u179c\u178f\u17bd\u17a2\u1780\u17d2\u179f\u179a X\u17d4 \u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb\u1798\u1780 ch \u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793 increment \u1792\u17d2\u179c\u17be\u200b\u17a2\u17c4\u1799\u200b\u178f\u17c6\u179b\u17c3\u179a\u1794\u179f\u17cb\u179c\u17b6 \u1782\u17ba\u1787\u17b6 \u178f\u17bd\u179a\u17a2\u1780\u17d2\u179f\u179a Y \u178a\u17c2\u179b \u1787\u17b6\u178f\u17bd\u179a\u17a2\u1780\u17d2\u179f\u179a\u1794\u1793\u17d2\u1791\u17b6\u1794\u17cb \u1793\u17c5\u1780\u17d2\u1793\u17bb\u1784\u179b\u17c6\u178a\u17b6\u1794\u17cb\u178f\u17bd\u179a\u17a2\u1780\u17d2\u179f\u179a\u1780\u17d2\u1793\u17bb\u1784 Unicode (\u1793\u17b7\u1784 ASCII code)\u17d4<\/p>\n
4. Boolean<\/h3>\n
\u1794\u17d2\u179a\u1797\u17c1\u1791\u1791\u17b7\u1793\u17d2\u1793\u17d0\u1799 boolean\u1794\u17d2\u179a\u17be\u179f\u17c6\u179a\u17b6\u1794\u17cb\u178f\u17b6\u1784\u17a2\u17c4\u1799\u178f\u17c6\u179b\u17c3 logic (true \u1793\u17b7\u1784 false) \u17a0\u17be\u1799 \u1780\u17cf\u200b\u1787\u17b6\u200b\u1794\u17d2\u179a\u1797\u17c1\u1791\u200b\u1791\u17b7\u1793\u17d2\u1793\u17d0\u1799\u200b\u178a\u17c2\u179b returned \u178a\u17c4\u1799 relational operator \u178a\u17bc\u1785\u1787\u17b6 a < b \u1787\u17b6\u178a\u17be\u1798\u17d4 \u179c\u17b6\u1780\u17cf\u1787\u17b6\u1794\u17d2\u179a\u1797\u17c1\u1791\u1791\u17b7\u1793\u17d2\u1793\u17d0\u1799\u178a\u17c2\u179b\u178f\u17d2\u179a\u17bc\u179c\u1780\u17b6\u179a\u178a\u17c4\u1799 conditional expression \u179f\u17c6\u179a\u17b6\u1794\u17cb \u178f\u17d2\u179a\u17bd\u178f\u1796\u17b7\u1793\u17b7\u178f\u17d2\u1799 control statement \u178a\u17bc\u1785\u1787\u17b6 if\u1793\u17b7\u1784 for\u17d4<\/p>\n
\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798\u1793\u17c1\u17c7 \u1782\u17ba\u1787\u17b6\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8 \u178a\u17c2\u179b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u1796\u17b8\u1780\u17b6\u179a\u1794\u17d2\u179a\u17be\u1794\u17d2\u179a\u17b6\u179f\u17cb\u1794\u17d2\u179a\u1797\u17c1\u1791\u1791\u17b7\u1793\u17d2\u1793\u17d0\u1799 boolean.<\/p>\n
class BooleanDemo\r\n{\r\npublic static void main(String args[])\r\n{\r\nboolean b;\r\n \r\nb = false;\r\nSystem.out.println(\"b is \" + b);\r\nb = true;\r\nSystem.out.println(\"b is \" + b);\r\n \r\n\/\/ boolean value can control if statement\r\nif (b) System.out.println(\"This is executed.\");\r\n \r\nb = false;\r\nif (b) System.out.println(\"This is not executed.\");\r\n \r\n\/\/ result of relational operator is boolean value\r\nSystem.out.println(\"10 > 9 is \" + (10 > 9));\r\n}\r\n}\r\n<\/pre>\n
\u1793\u17c5\u1796\u17c1\u179b\u178a\u17c2\u179b\u178f\u17c6\u179b\u17c3 boolean\u178f\u17d2\u179a\u17bc\u179c\u1794\u17b6\u1793 output \u178f\u17b6\u1798\u179a\u1799\u17c7 println(), true \u179a\u17ba false\u178f\u17d2\u179a\u17bc\u179c\u200b\u1794\u17b6\u1793\u200b\u1794\u1784\u17d2\u17a0\u17b6\u1789\u200b\u17d4 \u178f\u17c6\u179b\u17c3\u179a\u1794\u179f\u17cb boolean variable \u1781\u17d2\u179b\u17bd\u1793\u17af\u1784 \u17a2\u17b6\u1785\u1794\u17d2\u179a\u17be\u179f\u17c6\u179a\u17b6\u1794\u17cb control if statement\u17d4 \u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7 \u17a2\u17d2\u1793\u1780\u200b\u1798\u17b7\u1793\u200b\u1785\u17b6\u17c6\u1794\u17b6\u1785\u17cb\u200b\u179f\u179a\u179f\u17c1\u179a if statement \u178a\u17bc\u1785\u1781\u17b6\u1784\u1780\u17d2\u179a\u17c4\u1798 \u1793\u17c1\u17c7\u1791\u17c1\u17c8<\/p>\n
if (b == true) …<\/p>\n
\u179b\u1791\u17d2\u1792\u1795\u179b\u1793\u17c3 relational operator \u178a\u17bc\u1785\u1787\u17b6 < \u1787\u17b6\u178a\u17be\u1798 \u1782\u17ba\u1787\u17b6 \u178f\u17c6\u179b\u17c3 boolean\u17d4 \u178a\u17bc\u1785\u17d2\u1793\u17c1\u17c7\u17a0\u17be\u1799 \u1794\u17b6\u1793\u200b\u1787\u17b6 expression 10 > 9\u1794\u1784\u17d2\u17a0\u17b6\u1789\u178f\u17c6\u179b\u17c3 true\u17d4<\/p>\n","protected":false},"excerpt":{"rendered":"
Java \u1794\u17b6\u1793\u1794\u1784\u17d2\u1780\u17be\u178f simple type \u1785\u17c6\u1793\u17bd\u1793 8\u1782\u17ba\u17c8 byte,…<\/p>\n","protected":false},"author":1,"featured_media":1109,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1106","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-java"],"_links":{"self":[{"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/posts\/1106","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/comments?post=1106"}],"version-history":[{"count":1,"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/posts\/1106\/revisions"}],"predecessor-version":[{"id":1112,"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/posts\/1106\/revisions\/1112"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/media\/1109"}],"wp:attachment":[{"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/media?parent=1106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/categories?post=1106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/isophal.com\/news\/wp-json\/wp\/v2\/tags?post=1106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}