PHP Indonesia - Facebook: a.txt: ---------------------------- 1 I am big 2 I...

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a.txt: ---------------------------- 1 I am big 2 I... Oct 19th 2013, 07:03, by Bayang Hitam Bayang Hitam 7:03am Oct 19 a.txt: ---------------------------- 1 I am big 2 I am small 3 I am biggest --------------------------- gimana yah mau check jika "big" wujud pada line 3?? iaitu "I am biggest" dan print line tsbut? output: --------------------- "big" exists in " I am biggest" --------------------- Gunawan Mujur Wibisono 7:07am Oct 19 pertama kita pecah2 isi a.txt dalam array.. pake explode lalu check masing2 array kl ketemu tampilkan tulisan kyk di atas Bayang Hitam 7:08am Oct 19 jadi, gimana mau select last line? iaitu line 3? Gunawan Mujur Wibisono 7:08am Oct 19 coba perhatikan penggunaan foreach... OQ 7:28am Oct 19 nga ada basa basi nya gan say hi gtu, coba pake preg_replace <?php $string = '1 I am big 2 I am small 3 I am biggest'; $patterns = array(); $patterns[0] = '/1 I am big/'; $patterns[1] = '/2 I am small/'; $patterns[2] = '/3 I am biggest/'; $replacements = array(); $replacements[2] = '"big" exists in " I am biggest"'; $replacements[1] = ''; $replacements[0] = ''; echo preg_replace($patterns, $replacements, $string); ?>

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