..:: Source code - 035stringmethods_indexOf.js ::..

/**
 * String methods: indexOf
 * Return position of substring inside string.
 */
var str, pos1, pos2;

str = "simple example of simple string";

pos1 = str.indexOf('sim');
pos2 = str.indexOf('Sim'); //indexOf is case sensitive


console.log(pos1); // 0
console.log(pos2); // -1
 

..:: NodeJS Console - 035stringmethods_indexOf.js ::..

$ node 035stringmethods_indexOf.js
0
-1
$ps -aux | grep node (list all node processes)
sasa        1208  0.3  0.4 1305000 72276 ?       Ssl   2025 1167:19 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1236  0.5  0.6 11819984 105788 ?     Ssl   2025 1843:54 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1257  0.3  0.4 1304584 72916 ?       Ssl   2025 1183:27 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.4 1297836 67244 ?       Ssl   2025 1165:33 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  4.3  2.8 12173180 474680 ?     Ssl   2025 14838:58 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1886  5.6  3.5 12247216 584568 ?     Ssl   2025 19375:04 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa     1214480  0.3  0.7 22311168 125220 ?     Ssl   2025 924:29 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214483  0.3  0.4 1101056 65732 ?       Ssl   2025 831:54 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214536  0.3  0.4 1102340 67216 ?       Ssl   2025 830:17 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214544  0.3  0.4 1101800 66448 ?       Ssl   2025 836:43 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214588  0.3  0.3 1101572 65256 ?       Ssl   2025 832:32 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214617  0.3  0.4 1100416 65648 ?       Ssl   2025 829:51 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214641  0.3  0.3 1166184 65084 ?       Ssl   2025 820:24 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214671  0.3  0.3 1099872 64000 ?       Ssl   2025 817:07 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1215731  0.7  0.7 11844188 125384 ?     Ssl   2025 1726:39 node /home/sasa/dex8/dex8-api/starter.js
sasa     1216489  0.3  0.4 1101560 66276 ?       Ssl   2025 829:30 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1399960  0.8  0.7 11830304 118624 ?     Ssl  Apr20 699:57 node /home/sasa/dex8/dex8-www/server/index.js
sasa     1631573  0.4  0.4 1302864 78540 ?       Ssl  May31 110:50 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa     1904154  0.6  1.0 11889316 171712 ?     Ssl  Apr25 474:44 node /home/sasa/miko/miko-hr/server/index.js
sasa     2628167  0.8  0.8 1176796 132708 ?      Ssl   2025 2643:25 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     3168557  0.6  0.7 11858744 117992 ?     Ssl   2025 1969:38 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.5 11799176 84392 ?      Ssl   2025 1640:41 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa     3264954  0.7  0.5 1333192 87268 ?       Rsl  Feb21 1183:24 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa     3605559  0.3  0.3 1099356 64316 ?       Ssl  Jun17   4:16 node /home/sasa/dex8/dex8-worker/starter.js
www-data 3700580  0.0  0.0   2608   596 ?        S    02:28   0:00 sh -c ps -aux | grep node
www-data 3700582  0.0  0.0   3304   656 ?        S    02:28   0:00 grep node