PHP automatically generate form code sharing _php Tutorial

PHP automatically generate form code sharing

In the process of PHP development, we sometimes encounter the situation of the form is not fixed, need to be dynamically generated during the program run, here to share a PHP automatically create a form of the class to everyone

form.php

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}else {

$form _item= $text;

}

return $form _item;

}

Text field functions

function Form_textarea ($id, $name, $cols, $rows, $label _name, $label _for, $value = "") {

$text = "{$value}\ n";

$label = $this->form_label ($label _name, $label _for);

$form _item= $this->form_item ($label, $text);

return $form _item;

}

Text Label function

function Form_label ($text, $for) {

if ($for!== "") {

$label = "{$text}:";

}else {

$label = $text. " ：";

}

return $label;

}

function Form_item ($form _label, $form _text) {

Switch ($this->layout) {

Case true:

$text = "

$text. = "\ t

$text. = "\ t

$text. = "

Break

Case false:

$text = $form _label;

$text. = $form _text;

Break

}

return $text;

}

function CreateForm ($form _item=array ()) {

echo $this->form_start ();

foreach ($form _item as $item) {

Echo $item;

}

echo $this->form_end ();

}

}

?>

\n\t \ n \ n "; \ n "; \ n "; \ n "; \ n ";

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21st 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206	form.php Class Form { var $layout =true;//whether to use table layout var $action;//URL to which the form is to be submitted var $method; var $enctype = ""; var $name = ""; var $id = ""; var $class = ""; function form ($action, $method = "POST") {//Initialize member variable with constructor function $this->action= $action; $this->method= $method; } function Form_start () { $text = "\ n"; }else { $text = "\ n"; } return $text; } text box functions function Form_text ($name, $id, $label _name, $label _for, $value = "") { $text = "< p=""> $text. = "Id=\" {$id}\ ""; if (Isset ($value)) { $text. = "Value=\" {$value}\ ""; } $text. = "/>\n"; $label = $this->form_label ($label _name, $label _for); $form _item= $this->form_item ($label, $text); return $form _item; } Password box function function form_passwd ($name, $id, $label _name, $label _for, $value = "") { $text = "< p=""> $text. = "Id=\" {$id}\ ""; if (Isset ($value)) { $text. = "Value=\" {$value}\ ""; } $text. = "/>\n"; $label = $this->form_label ($label _name, $label _for); $form _item= $this->form_item ($label, $text); return $form _item; } hidden field functions function Form_hidden ($name, $id, $label _name, $label _for, $value = "") { $text = "< p=""> if (Isset ($value)) { $text. = "Value=\" {$value}\ ""; } $text. = "/>\n"; $label = $this->form_label ($label _name, $label _for); $form _item= $this->form_item ($label, $text); return $form _item; } File field functions function Form_file ($name, $id, $label _name, $label _for, $size = "") { $text = "< p=""> $text. = "Id=\" {$id}\ ""; if (Isset ($size)) { $text. = "Size=\" {$size}\ ""; } $text. = "/>\n"; $label = $this->form_label ($label _name, $label _for); $form _item= $this->form_item ($label, $text); return $form _item; } check box function function Form_checkbox ($name, $label =array (), $label _name, $label _for= "") { $i = 0; $text =array (); foreach ($label as $id = = $value) { $text [$i]=]"; $text [$i].= "{$value}"; $i + +; } $label = $this->form_label ($label _name, $label _for); $form _item= $this->form_item ($label, $text); return $form _item; } Radio Box function function Form_radio ($name, $label =array (), $label _name, $label _for= "") { $i = 0; $text =array (); foreach ($label as $id = = $value) { $text [$i]=]"; $text [$i].= "{$value}"; $i + +; } $label = $this->form_label ($label _name, $label _for); $form _item= $this->form_item ($label, $text); return $form _item; } Drop-down menu function function Form_select ($id, $name, $options =array (), $selected =false, $label _name, $label _for, $onchange = "") { if ($onchange!== "") { $text = "\ n "; } else{$text = "\ n "; } foreach ($options as $value = = $key) { if ($selected = = $value) { $text. = "\ t{$key}\n "; }elseif ($selected ===false) { $text. = "\ t{$key}\n "; } } $text. = ""; $label = $this->form_label ($label _name, $label _for); $form _item= $this->form_item ($label, $text); return $form _item; } Multi-select list function function Form_selectmul ($id, $name, $size, $options =array (), $label _name, $label _for) { $text = "\ n "; foreach ($options as $value = = $key) {$text. = "\ t{$key}\n "; } $text. = "\ n "; $label = $this->form_label ($label _name, $label _for); $form _item= $this->form_item ($label, $text); return $form _item; } button function function Form_button ($id, $name, $type, $value, $onclick = "") { $text = " if ($onclick!== "") { $text. = "onclick= ' {$onclick} '"; } $text. = ">". $value; $text. = " \ n "; if ($this->layout==true) { $form _item= "
	{$text}
"; $text. = $form _label; $text. = "	"; $text. = $form _text; $text. = "

Examples of Use:

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User Login !--? php require_once ("form.php"); $form =new form ($_server[' php_self ');//submit to this page $form->layout=false;//Do not use the table layout, you can put this comment off to see how the results are different $name = $form->form_text ("userid", "userid", "User name", "userid"); $PASSWD = $form->form_passwd ("passwd", "passwd", "Password", "passwd"); $submit = $form->form_button ("", "submit", "Submit", "Login"); $form _item=array ($name, $passwd, $submit); $form->createform ($form _item); ?

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