Dambudziko guru rine chekuita nekumhanya kodhi mushure mekutakura peji nderekuti iyo kodhi inogona kusawana iyo DOM kana nyika yepasirese peji. Izvi zvinogona kukonzera kukanganisa kana maitiro asingatarisirwi.
If you want to run some code after the page has loaded, you can use the window.onload event:
window.onload = function() { // code goes here };
Iyi kodhi inotsanangura basa rekuita mushure mekunge peji yatakura. Basa racho rinopiwa kuhwindo.onload chiitiko, izvo zvichaita kuti iite mushure mokunge peji yatakura.
Kubiridzira
MuJavaScript, mabasa inzira yekuunganidza kodhi ine hukama pamwechete. Izvi zvinoita kuti zvive nyore kuverenga nekuchengetedza kodhi yako.
Basa rinotora nharo imwe kana kupfuura. Mapoka aya ndiwo mapindiro ayo basa richashandisa kuita basa raro.
Kana basa racho radanwa, rinomhanya kusvika radzosa kukosha kana kusangana nekukanganisa. Kana ichidzosa kukosha, kukosha ikoko kunowanzo kuchengetwa mune shanduko. Kana kukanganisa kukaitika, meseji yekukanganisa inowanzo ratidzwa kumushandisi.
Mabasa anogona kushandiswa kugadzira zvimedu zvidiki zvekodhi inogona kushandiswa zvakare gare gare. Izvi zvinoita kuti kodhi yako iwedzere kurongeka uye nyore kuverenga.
Chii chinonzi mabasa
A function is a block of code inoita basa chairo. Mabasa anotsanangurwa muJavaScript uchishandisa keyword basa. Mabasa anogona kutora nharo imwe chete kana kupfuura, izvo zvinove zvakakosha izvo basa richashandisa kuita basa raro.
Mabasa makuru
MuJavaScript, iwo makuru mabasa ndeaya:
1. The function keyword
2. Chirevo chekudzoka
3. The var statement
4. The function call
5. The keyword iri
