Практическая работа в ECLIPSE 3.2. Степанцов В.А. - 21 стр.

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ɋɬɟɩɚɧɰɨɜ ȼ.Ⱥ. ɉɪɚɤɬɢɱɟɫɤɚɹ ɪɚɛɨɬɚ ɜ Eclipse 3.2
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3. ȼɵɛɟɪɢɬɟ ɷɥɟɦɟɧɬ
for - iterate over array ɢ ɧɚɠɦɢɬɟ Enter, ɱɬɨɛɵ
ɩɨɞɬɜɟɪɞɢɬɶ ɲɚɛɥɨɧ. ɒɚɛɥɨɧ ɛɭɞɟɬ ɜɫɬɚɜɥɟɧ ɜ ɜɚɲ ɢɫɯɨɞɧɵɣ ɤɨɞ.
4. Ɂɚɬɟɦ ɢɡɦɟɧɢɬɟ ɢɦɹ ɢɧɞɟɤɫɧɨɣ ɩɟɪɟɦɟɧɧɨɣ ɫ i ɧɚ e. ɑɬɨɛɵ ɫɞɟɥɚɬɶ
ɷɬɨ, ɩɪɨɫɬɨ ɧɚɠɦɢɬɟ ɤɥɚɜɢɲɭ
e, ɩɨɫɤɨɥɶɤɭ ɢɧɞɟɤɫɧɚɹ ɩɟɪɟɦɟɧɧɚɹ
ɚɜɬɨɦɚɬɢɱɟɫɤɢ ɜɵɛɪɚɧɚ. Ɉɛɪɚɬɢɬɟ ɜɧɢɦɚɧɢɟ ɧɚ ɬɨ, ɱɬɨ ɢɧɞɟɤɫɧɚɹ
ɩɟɪɟɦɟɧɧɚɹ ɢɡɦɟɧɢɥɚɫɶ ɜɨ ɜɫɟɯ ɦɟɫɬɚɯ. ɉɪɢ ɜɫɬɚɜɤɟ ɲɚɛɥɨɧɚ ɜɫɟ
ɩɟɪɟɦɟɧɧɵɟ ɲɚɛɥɨɧɚ ɫ ɨɞɢɧɚɤɨɜɵɦɢ ɢɦɟɧɚɦɢ ɫɜɹɡɵɜɚɸɬɫɹ ɞɪɭɝ ɫ
ɞɪɭɝɨɦ. Ɍɚɤ ɱɬɨ ɢɡɦɟɧɟɧɢɟ ɨɞɧɨɣ ɢɡɦɟɧɹɟɬ ɬɚɤɠɟ ɢ ɜɫɟ ɞɪɭɝɢɟ
ɡɧɚɱɟɧɢɹ.
5. ɇɚɠɚɬɢɟ ɤɥɚɜɢɲɢ Tab ɩɟɪɟɦɟɳɚɟɬ ɤɭɪɫɨɪ ɧɚ ɫɥɟɞɭɸɳɭɸ
ɩɟɪɟɦɟɧɧɭɸ ɜ ɲɚɛɥɨɧɟ ɤɨɞɚ. ɗɬɨ ɦɚɫɫɢɜ
expected.
ɉɨɫɤɨɥɶɤɭ ɦɵ ɧɟ ɯɨɬɢɦ ɦɟɧɹɬɶ ɢɦɹ ɬɚɤ ɤɚɤ ɨɧɨ ɩɪɚɜɢɥɶɧɨ ɭɝɚɞɚɧɨ
ɲɚɛɥɨɧɨɦ, ɦɵ ɫɧɨɜɚ ɧɚɠɢɦɚɟɦ Tab ɢ ɩɨɤɢɞɚɟɦ ɲɚɛɥɨɧ, ɩɨɫɤɨɥɶɤɭ ɜ
ɧɟɦ ɛɨɥɶɲɟ ɧɟɬ ɩɟɪɟɦɟɧɧɵɯ ɞɥɹ ɪɟɞɚɤɬɢɪɨɜɚɧɢɹ.
6. Ɂɚɜɟɪɲɢɬɟ ɰɢɤɥ for ɫɥɟɞɭɸɳɢɦ ɨɛɪɚɡɨɦ:
for (int e=0; e < expected.length; e++) {
expected[e]= new Integer(e + 1);
}
Integer[] actual= to
7. ȼ ɤɨɧɰɟ ɫɥɨɜɚ to, ɧɚɠɦɢɬɟ Ctrl+Space ɱɬɨɛɵ ɡɚɩɭɫɬɢɬɶ ɤɨɧɬɟɧɬɧɭɸ
ɩɨɦɨɳɶ. ȼɵɛɟɪɢɬɟ
toarray - convert collection to array ɢ ɧɚɠɦɢɬɟ Enter,
ɱɬɨɛɵ ɩɨɞɬɜɟɪɞɢɬɶ ɜɵɛɨɪ (ɢɥɢ ɞɜɚɠɞɵ ɳɟɥɤɧɢɬɟ ɧɚ ɜɵɛɨɪɟ).
                                       ɋɬɟɩɚɧɰɨɜ ȼ.Ⱥ. ɉɪɚɤɬɢɱɟɫɤɚɹ ɪɚɛɨɬɚ ɜ Eclipse 3.2




3. ȼɵɛɟɪɢɬɟ ɷɥɟɦɟɧɬ for - iterate over array ɢ ɧɚɠɦɢɬɟ Enter, ɱɬɨɛɵ
   ɩɨɞɬɜɟɪɞɢɬɶ ɲɚɛɥɨɧ. ɒɚɛɥɨɧ ɛɭɞɟɬ ɜɫɬɚɜɥɟɧ ɜ ɜɚɲ ɢɫɯɨɞɧɵɣ ɤɨɞ.




4. Ɂɚɬɟɦ ɢɡɦɟɧɢɬɟ ɢɦɹ ɢɧɞɟɤɫɧɨɣ ɩɟɪɟɦɟɧɧɨɣ ɫ i ɧɚ e. ɑɬɨɛɵ ɫɞɟɥɚɬɶ
   ɷɬɨ, ɩɪɨɫɬɨ ɧɚɠɦɢɬɟ ɤɥɚɜɢɲɭ e, ɩɨɫɤɨɥɶɤɭ ɢɧɞɟɤɫɧɚɹ ɩɟɪɟɦɟɧɧɚɹ
   ɚɜɬɨɦɚɬɢɱɟɫɤɢ ɜɵɛɪɚɧɚ. Ɉɛɪɚɬɢɬɟ ɜɧɢɦɚɧɢɟ ɧɚ ɬɨ, ɱɬɨ ɢɧɞɟɤɫɧɚɹ
   ɩɟɪɟɦɟɧɧɚɹ ɢɡɦɟɧɢɥɚɫɶ ɜɨ ɜɫɟɯ ɦɟɫɬɚɯ. ɉɪɢ ɜɫɬɚɜɤɟ ɲɚɛɥɨɧɚ ɜɫɟ
   ɩɟɪɟɦɟɧɧɵɟ ɲɚɛɥɨɧɚ ɫ ɨɞɢɧɚɤɨɜɵɦɢ ɢɦɟɧɚɦɢ ɫɜɹɡɵɜɚɸɬɫɹ ɞɪɭɝ ɫ
   ɞɪɭɝɨɦ. Ɍɚɤ ɱɬɨ ɢɡɦɟɧɟɧɢɟ ɨɞɧɨɣ ɢɡɦɟɧɹɟɬ ɬɚɤɠɟ ɢ ɜɫɟ ɞɪɭɝɢɟ
   ɡɧɚɱɟɧɢɹ.




5. ɇɚɠɚɬɢɟ ɤɥɚɜɢɲɢ Tab ɩɟɪɟɦɟɳɚɟɬ ɤɭɪɫɨɪ ɧɚ                                ɫɥɟɞɭɸɳɭɸ
   ɩɟɪɟɦɟɧɧɭɸ ɜ ɲɚɛɥɨɧɟ ɤɨɞɚ. ɗɬɨ ɦɚɫɫɢɜ expected.




   ɉɨɫɤɨɥɶɤɭ ɦɵ ɧɟ ɯɨɬɢɦ ɦɟɧɹɬɶ ɢɦɹ ɬɚɤ ɤɚɤ ɨɧɨ ɩɪɚɜɢɥɶɧɨ ɭɝɚɞɚɧɨ
   ɲɚɛɥɨɧɨɦ, ɦɵ ɫɧɨɜɚ ɧɚɠɢɦɚɟɦ Tab ɢ ɩɨɤɢɞɚɟɦ ɲɚɛɥɨɧ, ɩɨɫɤɨɥɶɤɭ ɜ
   ɧɟɦ ɛɨɥɶɲɟ ɧɟɬ ɩɟɪɟɦɟɧɧɵɯ ɞɥɹ ɪɟɞɚɤɬɢɪɨɜɚɧɢɹ.
6. Ɂɚɜɟɪɲɢɬɟ ɰɢɤɥ for ɫɥɟɞɭɸɳɢɦ ɨɛɪɚɡɨɦ:
             for (int e=0; e < expected.length; e++) {
                   expected[e]= new Integer(e + 1);
                   }
                   Integer[] actual= to
7. ȼ ɤɨɧɰɟ ɫɥɨɜɚ to, ɧɚɠɦɢɬɟ Ctrl+Space ɱɬɨɛɵ ɡɚɩɭɫɬɢɬɶ ɤɨɧɬɟɧɬɧɭɸ
   ɩɨɦɨɳɶ. ȼɵɛɟɪɢɬɟ toarray - convert collection to array ɢ ɧɚɠɦɢɬɟ Enter,
   ɱɬɨɛɵ ɩɨɞɬɜɟɪɞɢɬɶ ɜɵɛɨɪ (ɢɥɢ ɞɜɚɠɞɵ ɳɟɥɤɧɢɬɟ ɧɚ ɜɵɛɨɪɟ).

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